Design patterns in C# can save you a lot of time, as you don’t have to recreate code that has already been proven. In this course, instructor Richard Goforth explains what design patterns are and how you can recognize and implement five C# patterns: Observer, Builder, Command, Proxy, and Chain of Responsibility. For each pattern, Richard gives a definition, at least one example of how to implement or use it, any other explanations you may need, and a practice challenge. He concludes with some suggestions on where to continue your education in C# application design with patterns. Deze cursus is enkel beschikbaar in het Engels. Als dit voor u geen probleem vormt, dien dan gerust uw aanvraag in. This course is in French only. If this is not a problem for you, by all means go ahead and apply. Apply for this course

Design patterns are an important part of programming. Rather than programming solutions to every issue from scratch, developers can implement these patterns that solve common problems. In this course, instructor Richard Goforth explains the purpose and effective use of key design patterns in C#. Richard begins by discussing why design patterns make sense, what they are, and how they are grouped and categorized. He then provides an overview of the creational, behavioral, and structural Gang of Four design patterns and how they are applied in C# and .NET. Next, he takes a deeper dive into the Iterator, Factory Method, and Adapter patterns, providing hands-on challenges that help you master the application of these patterns in your own code. Deze cursus is enkel beschikbaar in het Engels. Als dit voor u geen probleem vormt, dien dan gerust uw aanvraag in. This course is in French only. If this is not a problem for you, by all means go ahead and apply. Apply for this course

Algorithms are one of the fundamental pillars in every software application, and once you understand them, you can create more efficient and maintainable programs. In this course, instructor Kathryn Hodge shows you how to create better C# programs by using efficient algorithms. Kathryn discusses what makes an algorithm effective, as well as how to make informed assumptions about your data to create better algorithms. She focuses on how to create efficient algorithms to work with different types of data, including strings, arrays, linked lists, queues, stacks, hash-based structures, and trees. Many algorithms are built into the C# language, and Kathryn covers how to use these to create your own custom algorithms, so you can work with your data exactly the way you want. She also dives into how to leverage different data structures to create better algorithms in analyzing or manipulating their data. Deze cursus is enkel beschikbaar in het Engels. Als dit voor u geen probleem vormt, dien dan gerust uw aanvraag in. This course is in French only. If this is not a problem for you, by all means go ahead and apply. Apply for this course

As one of the most popular programming languages, C# continues to make programming easier and more fun with each new version. In this course, instructor Matt Milner digs deeper into essential features of C#, such as generic types, collections, handling exceptions, asynchronous programming with tasks, and more. Matt begins with helping you understand and work with generic types, then moves on to understanding collection types, working with collections, and understanding concurrent collections. He walks you through handling different types of exceptions, including creating custom exceptions. Matt explains threading basics and shows you how to use async and await in the task based programming model. After covering delegates and events, he goes over the case for extension methods, as well as how to write and use an extension method. Plus, Matt discusses the goals of Language Integrated Query (LINQ), how to query collections with LINQ, and how to filter and order your queries. Deze cursus is enkel beschikbaar in het Engels. Als dit voor u geen probleem vormt, dien dan gerust uw aanvraag in. This course is in French only. If this is not a problem for you, by all means go ahead and apply. Apply for this course

Do you need to learn the essentials of C#? This two-part series shows you through all the basics. In this course, part one of the series, instructor Matt Milner shows you classes, structs, variables, and much more. Matt begins by placing C# in context with .NET, MSIL, and the Base Class Library. He walks you through understanding and working with classes, structs, and records. Then Matt shows you several useful techniques to organize your C# code. He discusses variables in-depth, then dives into how to define, enable, and test enums, as well as how to use nullable types and work with null objects. Matt goes over if, else, and switch statements and covers switch expressions, the is expression, and an introduction to patterns. Plus, he explains several types of patterns and describes how to use guard conditions to further refine your switch case matches. Deze cursus is enkel beschikbaar in het Engels. Als dit voor u geen probleem vormt, dien dan gerust uw aanvraag in. This course is in French only. If this is not a problem for you, by all means go ahead and apply. Apply for this course

Analytics is a big part of how the world does data science. But did you know that you can use applications like Excel, R, and Power BI for high-dimensional data reduction with machine learning models and algorithms? In this course, instructor Helen Wall gives you an overview of machine learning and data reduction techniques that enable you to analyze large datasets and determine trends with a variety of different classifications. Learn about machine learning models like clusters and anomaly detection algorithms. Find out more about distance, dimensionality, and granularity, as you explore dimensional and numerical data reduction techniques, analytic models, and visualization tools in Excel, R, and Power BI. Along the way, get tips on how to integrate your methods so you can scale them for sharing with a wider audience. Deze cursus is enkel beschikbaar in het Engels. Als dit voor u geen probleem vormt, dien dan gerust uw aanvraag in. This course is in French only. If this is not a problem for you, by all means go ahead and apply. Apply for this course

Bootstrap—a front-end framework using HTML, CSS, and JavaScript—is designed to help developers quickly and easily build responsive, mobile-ready websites that are cross-browser compatible. An open-source framework, Bootstrap features a 12-column grid and components that are ready to use. In this course, Ray Villalobos helps you get started with Bootstrap 5, providing an overview of all of the features in this popular framework. Ray covers installation options, and walks through the basic styles that normalize how your content is displayed on different platforms and browsers, before moving into detailed coverage of more advanced features, including typography and flexbox layouts. Learn how to use the layout components to create a full-featured website and make it interactive with components such as carousels, accordions, alerts, and tooltips. Plus, learn how to build beautifully designed and usable forms that validate user input. Deze cursus is enkel beschikbaar in het Engels. Als dit voor u geen probleem vormt, dien dan gerust uw aanvraag in. This course is in French only. If this is not a problem for you, by all means go ahead and apply. Apply for this course

Hackers target PHP web applications more often than other sites because most PHP code is written by developers with little security experience. Protecting web applications from these attacks has become an essential skill for all PHP developers. PHP: Creating Secure Websites shows you how to meet the most important security challenges when developing websites with PHP. Instructor Kevin Skoglund covers the techniques and PHP code needed to develop sites that are more secure, and to avoid common mistakes. Learn how to configure PHP properly and filter input and escape output. Then check out step-by-step defenses against the most common forms of attack, including cross-site scripting and SQL injection. Deze cursus is enkel beschikbaar in het Engels. Als dit voor u geen probleem vormt, dien dan gerust uw aanvraag in. This course is in French only. If this is not a problem for you, by all means go ahead and apply. Apply for this course

Errors caused by missing dependencies, undefined variables, or poorly formatted data can cause your web application to stop working. In this course, learn how to track down and eliminate these types of errors in your Angular applications through the process of testing and debugging. Instructor Derek Peruo breaks down common error messages and goes over a variety of testing and debugging options. He also covers code linting, shares some tips and tricks for avoiding pitfalls during development, and goes into writing custom error handlers to make it easier to work with errors as your application grows. Deze cursus is enkel beschikbaar in het Engels. Als dit voor u geen probleem vormt, dien dan gerust uw aanvraag in. This course is in English only. If this is not a problem for you, by all means go ahead and apply. Apply for this course

Computer-enhanced artificial intelligence (AI) has been around since the 1950s, but recent hardware innovations have reinvigorated the field. New sensors help machines have more accurate sight, hear sounds, and understand location. Powerful processors can help computers make complex decisions, sort through possibilities, plan outcomes, and learn from mistakes. The possibilities are thrilling; the implications are vast.This course will introduce you to some of the key concepts behind artificial intelligence, including the differences between "strong" and "weak" AI. You'll see how AI has created questions around what it means to be intelligent and how much trust we should put in machines. Instructor Doug Rose explains the different approaches to AI, including machine learning and deep learning, and the practical uses for new AI-enhanced technologies. Plus, learn how to integrate AI with other technology, such as big data, and avoid some common pitfalls associated with programming AI. Apply for this course

The R language is one of the top two languages you need to learn if you want build the strongest career path possible in data science. (The other is Python.) After mastering the basics of R, take your skills in data science into highly valued areas of specialty with this learning path. Learn R in the context of the R tidyverse. Create data visualizations and presentations. Develop business analytics skills at an advanced level in Excel. Apply for this course

Data integrity is the new focal point of the data science revolution. Now that everybody is onboard with the role of data in people's lives and business, it's not an unfair question to ask, "Can you prove that your data is accurate?" In this course, you can learn how to identify and address many of the data integrity issues facing modern data scientists, using R and the tidyverse. Discover how to handle missing values and duplicated data. Find out how to convert data between different units and tackle poorly formatted text. Plus, learn how to detect outliers, address structural issues, and identify red flags that indicate potential data quality issues.Where possible, instructor Mike Chapple shows how to correct the issues using R, but the same principles can be applied to any statistical programming language. Learning objectives Missing data Duplicate rows and values Converting data Formatting data Working with tidy data Tidying data sets Dealing with suspicious data Apply for this course

Analyzing big data is great, but not if you can't share your results. In this course, Martin Hadley shows how to create interactive presentations of large data sets with R, RStudio, and Shiny, an R-based tool for producing interactive, web-ready data visualizations. Learn why these tools are important to data scientists, how to configure and install them, and how to use them to make your findings more clear and engaging.Discover the different types of presentations you can make right out of the box with R Markdown templates (built right into RStudio) and how to customize the templates with CSS. Find out how to register for RPubs to deploy RStudio presentations for sharing, and then go beyond the basics with Shiny—adding interactivity and creating embeddable dashboards without the need for HTML or JavaScript.This is an exciting course for analysts who want to increase the relevance and visibility of their work. Make sure to watch the knowledge checks at the end of each chapter to test your new skills. Apply for this course

Discover how to create informative and visually appealing data visualizations using ggplot2, the leading visualization package for R. In this course, Mike Chapple shows how to work with ggplot2 to create basic visualizations, how to beautify those visualizations by applying different aesthetics, and how to visualize data with maps. Throughout the course, Mike also covers key concepts such as the grammar of graphics and how to apply different geometries to visualize data. To wrap up, he shares a case study that lends a practical context to the concepts covered in the course. Apply for this course

R is an incredibly powerful and widely used programming language for statistical analysis and data science. The "tidyverse" collects some of the most versatile R packages: ggplot2, dplyr, tidyr, readr, purrr, and tibble. The packages work in harmony to clean, process, model, and visualize data.This course introduces the core concepts of the tidyverse as compared to the traditional base R. It focuses on the novice user and those unfamiliar with the pipe (%>%) operator. After covering these R basics, instructor Martin Hadley progresses to importing and filtering data from Excel, CSV, and SPSS files, and summarizing and tabulating data in the tidyverse. Then learn how to identify if data is too wide or long and convert it if necessary, and conduct nonstandard evaluation. By the end of the course, you should be able to integrate the tidyverse into your R workflow and leverage a variety of new tools for importing, filtering, visualizing, and modeling research and statistical data. Apply for this course

Using the R language almost exclusively, htmlwidgets allow you to create the same interactive maps, charts, and graphs you see on popular data journalism sites and in BI dashboards. You can connect R to popular JavaScript libraries—such as Plotly and Leaflet—with htmlwidget packages. The interactive visualizations you create can be used in R Markdown reports and presentations, and even integrated into rich, responsive Shiny applications. This course introduces you to the fundamental skills needed to add htmlwidgets to your R workflow.Start by learning to manage packages and structure data for visualizations with the tidyverse and the pipe operator. Then there is an important question: Which library should you choose? The course introduces five popular options: Leaflet, Plotly, Highcharter, visNetwork, and DataTables (DT). Instructor Martin Hadley shows how to use these libraries to create scattergeo, choropleth, and geolines maps; stacked bar charts, scatter charts, bubble charts, and heat maps; treemaps and time series charts; interactive networks and graphs; and responsive, interactive data tables. Plus, learn how to customize your visualizations with legends and tooltips, and extract click information for Shiny apps. Apply for this course

Data fills all available space, and now that storage is cheap, the amount of data has exploded. However, all that information is useless without analysis and context. The R programming language is designed to make it easier to analyze and visualize massive amounts of data. For example, R provides the ability to multiply one block of variables by another—an assumption that provides inherent advantages over other languages. This course shows why R is ideal for high volumes of data, introduces more efficient ways to use the language, and explains how to avoid the problems and capitalize on the opportunities of big data. Learn how to determine if you have enough memory and processing power, produce visualizations of big data, optimize your R code, and use advanced techniques such as parallel processing to speed up your computations. Plus, discover how to integrate R with big-data solutions such as SQL databases and Apache Spark. Learning objectives Accessing memory and processing power Visualizing high-volume data Profiling and optimizing R code Compiling R functions Parallel processing with R Using R with other big data solutions Apply for this course

Building world-class predictive analytics solutions requires recognizing that the challenges of scale and sample size fluctuate greatly at different stages of a project. How do you know how much data to use? What is too little, what is too much? How does your infrastructure need to scale with the volume and demands of the project? This course walks step by step through the strategic and tactical aspects of determining how much data is needed to build an effective predictive modeling solution based on machine learning and what volumes of data are so large that they will create challenges. Instructor Keith McCormick reviews each stage—data selection, data preparation, modeling, scoring, and deployment—with scalability in mind, providing IT professionals, data scientists, and leadership with new insights, perspectives, and collaboration tools.Note: This course is software agnostic. The emphasis is on strategy and planning. Examples, calculations, and software results shown are for training purposes only. Apply for this course

Cloud computing brings unlimited scalability and elasticity to data science applications. Expertise in the major platforms, such as Google Cloud Platform (GCP), is essential to the IT professional. This course—one of a series by cloud engineering specialist and data scientist Kumaran Ponnambalam—shows how to conduct exploratory data analytics with GCP. First, review the concepts of segmentation and profiling. Then get hands on, as you learn to perform both text and visual analysis of data using tools provided by GCP: Cloud Datalab, BigQuery, Cloud Dataflow, and Data Studio. Finally, look at an end-to-end use case that applies what you've learned in the course. Learning objectives Setting up Cloud DataLlb for exploratory data analytics Segmentation and profiling Reading and writing data from BigQuery Managing cloud storage buckets Creating visualizations of BigQuery data with the GCP Charting API Managing Datalab instances Apply for this course

Predictive analytics use historic data to look forward, enabling organizations to make better decisions. However, making accurate predictions from big data can be an overwhelming task. Enter Google Cloud Platform (GCP), a suite of cloud-computing services that bring scalability, elasticity, and automated machine learning to predictive analytics. This course—one of a series by data scientist Kumaran Ponnambalam—shows how to apply the power of GCP to generate predictions for your business. Start off by exploring the different tools and features for predictive analytics in GCP, including Cloud Dataproc, Cloud ML Engine, and the machine learning APIs such as Cloud Translation, Cloud Vision, and Cloud Video Intelligence. Then explore learn how to build, train, and deploy models to create predictions. Plus, learn best practices for cost control, testing, and performance monitoring of predictive models. Apply for this course

Discover how to make smarter product pricing decisions that maximize your organization's profits. In this course, instructor Michael McDonald goes over using scenario analysis, price optimization, and variance analysis to model the data analytics behind pricing . Michael explains how to determine bundle pricing in a scenario, estimate price elasticity, compute price optimization profits with one variable or many variables, balance price and sales volume considerations, and more. If you'd like to pursue a career in corporate finance—particularly as a pricing analyst in an insurance, retail, manufacturing, or technology firm—then this course can help equip you with the skills you need to help your company succeed in today's economy.. Apply for this course

Business analytics encompasses a set of tools, technologies, processes, and best practices that are required to derive knowledge from data. It's an iterative and methodical exploration of data to derive insights from it—and, in turn, make smarter, more strategic decisions that are grounded in facts. In this course, learn about the stages in business analytics that are used to predict and build the future—predictive analytics, prescriptive analytics, and experimental analytics. This course dives into each stage, discussing the tools and techniques used for each, as well as best practices leveraged in the field. In addition, the course lends a real-world context to these concepts by using a use case to demonstrate how to execute analytics in each stage. Apply for this course

Business analytics allows us to learn from the past and make better predictions for the future. There are three types of analytics used for learning from the past. Descriptive analytics summarizes historical data; exploratory analytics uncovers hidden patterns; and explanatory analytics reveals the reasons for business results. Each type encompasses a different set of tools, technologies, processes, and best practices to derive insights from data. This course by Kumaran Ponnambalam explains why they matter and how and when to use them.He starts by setting the context for business analytics and its various stages. You then explore the stages that focus on the past: descriptive, exploratory, and explanatory. With each stage, you learn about the processes, techniques, and best practices used in the field. Finally, you walk through a use case (the results of an email marketing campaign) that demonstrates how analysis is performed at each stage. Learning objectives Business analytics and its stages Descriptive analytics Exploratory analytics Explanatory analytics Best practices and use cases Apply for this course

Many modern organizations have a wealth of data that they can draw from to inform their decisions. But all of this information can't truly benefit a business unless the professionals working with that data can efficiently extract meaningful insights from it. Amazon Web Services (AWS) offers data scientists an array of tools and services that they can leverage to analyze data. In this course, learn about best practices, patterns, and tools for designing and implementing data analytics using AWS. Explore key analytics concepts, common methods of approaching analytics challenges, and how to work with services such as Athena, RDS, and QuickSight. Plus, discover how to visualize text-based data in a more visually intuitive way, use partner solutions for analytics from the AWS Marketplace, and more. Apply for this course

Le Material Design propose une approche graphique novatrice pour la conception de sites web et d'applications. Avec cette formation de Didier Mazier, vous explorerez la façon de structurer et de produire des contenus visuels adaptés à tous les périphériques pour faciliter le parcours et l'expérience de l'utilisateur. Cette formation est destinée à tous ceux qui ont à concevoir des interfaces performantes : designers web, graphistes, intégrateurs, développeurs, chefs de projets, web marketers, etc. Vous serez finalement capable de concevoir des interfaces plus claires, plus simples, plus pratiques et surtout plus agréables qui augmenteront les performances de vos sites et applications. This course is in French only. If this is not a problem for you, by all means go ahead and apply. Apply for this course //

Construisez votre propre maquette d'interface d'application avec Sketch. Cette formation s'adresse aux designers UX/UI et aux utilisateurs de Mac souhaitant découvrir le design d'interface et les outils de Sketch. Fabrice Liut, designer spécialisé dans l'expérience utilisateur, vous explique comment concevoir des interfaces applicatives pour le mobile ou le web. Apprenez à créer des éléments d'interface, du bouton simple au pictogramme plus complexe. Découvrez les symboles ainsi que les styles de forme et de texte pour faciliter la conception graphique et gagner en productivité. Abordez également Craft, un plug-in surpuissant dont vous ne pourrez plus vous passer ! À l'issue de cette formation, vous serez à même de concevoir des interfaces mobiles et applicatives complexes, à une vitesse et à une précision impressionnante. Vous aurez ainsi toutes les bases pour vous lancer dans le prototypage d'applications avec Sketch. This course is in French only. If this is not a problem for you, by all means go ahead and apply. Apply for this course //

Software containers are the future of app deployment—and an instrumental component of any DevOps strategy. They package everything a program needs to run, allowing developers to move applications from one environment to another relatively hassle free. In this course, cloud-computing luminary David Linthicum dives into the exciting world of software containers. David goes over the basics of containers, including an overview of the fundamental steps involved in building container-based software, followed by some examples of real-world applications that leverage containers. The course concludes with container standards and best practices, and the tools, processes, and skills a DevOps professional needs to work with them. Topics include: Containers vs. virtual machines When vs. when not to use containers Building new apps with containers Moving existing apps to containers Example container applications Standards, tools, processes, and skills Apply for this course //

By automating configuration management, you can make your organization's systems more reliable, processes more repeatable, and server provisioning more efficient. In this course, learn the basics of infrastructure as code, including how to keep your configuration in a source repository and have it built and deployed like an application. Discover how to approach converting your systems over to becoming fully automated—from server configuration to application installation to runtime orchestration. Well-known DevOps practitioners Ernest Mueller and James Wickett dive into key concepts, and use a wide variety of tools to illustrate those concepts, including Chef, CloudFormation, Docker, Kubernetes, Lambda, and Rundeck. After you wrap up this course, you'll have the knowledge you need to start implementing an infrastructure as code strategy. Topics include: Testing your infrastructure Going from infrastructure code to artifacts Unit testing your infrastructure code Creating systems from your artifacts Instantiating your infrastructure from a defined model Provisioning with CloudFormation Immutable deployment with Docker Container orchestration with Kubernetes Apply for this course //

DevOps is not a framework or a workflow. It's a culture that is overtaking the business world. DevOps ensures collaboration and communication between software engineers (Dev) and IT operations (Ops). With DevOps, changes make it to production faster. Resources are easier to share. And large-scale systems are easier to manage and maintain. In this course, well-known DevOps practitioners Ernest Mueller and James Wickett provide an overview of the DevOps movement, focusing on the core value of CAMS (culture, automation, measurement, and sharing). They cover the various methodologies and tools an organization can adopt to transition into DevOps, looking at both agile and lean project management principles and how old-school principles like ITIL, ITSM, and SDLC fit within DevOps. The course concludes with a discussion of the three main tenants of DevOps—infrastructure automation, continuous delivery, and reliability engineering—as well as some additional resources and a brief look into what the future holds as organizations transition from the cloud to serverless architectures. Topics include: What is DevOps? Understanding DevOps core values and principles Choosing DevOps tools Creating a positive DevOps culture Understanding agile and lean Building a continuous delivery pipeline Building reliable systems Looking into the future of DevOps Apply for this course //

Many organizations deliver products with dozens or even hundreds of teams. For these organizations, spinning up a few agile teams is just the start. Eventually, they'll want to scale up their agile approach to work on enterprise-level products—a shift that presents a whole new set of challenges. Enterprise agile requires a different organizational mindset along with new roles and practices. There are many different enterprise agile frameworks that will help you with this transformation, but switching to these frameworks isn't your biggest challenge. Enterprise agile is a radical change from how most organizations think about their work. If you don't prepare your teams for this change, then it's unlikely that any enterprise framework will succeed.That's why this course is the first in a four-part series on enterprise agile. In this course, Doug Rose helps you lay the groundwork you'll need to make this radical organizational change. First, learn how to identify your organization's culture. There are many different types of organizational cultures, and each one presents its own set of challenges. Then, see different approaches to making a widespread organizational change. Finally, learn about the common challenges that almost all organizations face when starting enterprise agile.Topics include: Establishing the groundwork Understanding the change Reviewing organizational culture Identifying your organizational culture Trying the Kotter approach Being fearless Evangelizing change Changing myths Focusing on culture Dealing with common challenges Apply for this course //

By applying lean and agile principles, engineering teams can deliver better systems and better business outcomes—both of which are crucial to the success of DevOps. In this course, instructors Ernest Mueller and Karthik Gaekwad discuss the theories, techniques, and benefits of agile and lean. Learn how they can be applied to operations teams to create a more effective flow from development into operations and accelerate your path of "concept to cash." In addition to key concepts, you can hear in-the-trenches examples of implementing lean and agile in real-world software organizations. Apply for this course //

Python is a powerful tool for working with data stored on web servers. In this course, Joe Marini demonstrates how to use Python to send, retrieve, and deliver web-based data to users. Learn how XML and JSON are used to store and exchange data, see how to use Python to retrieve XML and JSON data over the web, and find out how to parse that data using a range of different Python modules and features. Joe also shows how to fetch data from URLs and retrieve and send data via HTTP using the Python Requests library. Topics include: Overview of XML and JSON Retrieving and sending data over the internet Handling errors Using the Requests library to exchange data Working with JSON data Parsing XML data XML DOM parsing Apply for this course //

Sublime Text est un éditeur multiplateforme qui, sous une apparence déconcertante de simplicité, vous permet de travailler dans un environnement ergonomique et efficace répondant à tous vos besoins de développeur web. Vous allez, au cours de cette formation de Birnou Sébarte, explorer l’interface de Sublime Text, dans ses versions 2 ou 3. Vous verrez alors que sous son apparence austère, Sublime Text possède toutes les qualités d’un éditeur à la pointe de vos attentes !> Apply for this course //

Integrated development environments (IDE) make it faster and easier to write high-quality code. Visual Studio, the IDE from Microsoft, has every tool you need to be a productive developer—regardless of your language, programming style, or project type. This course offers a comprehensive introduction to Visual Studio, allowing you to explore the tools and features and configure Visual Studio to support your needs. Walt Ritscher shows how to implement version control with Git, adjust the editor preferences, code more efficiently with IntelliSense and code snippets, and use the built-in tools in Visual Studio for refactoring and debugging code. Plus, learn how to make Visual Studio even more robust by capitalizing on the library of free and paid extensions in the Visual Studio Marketplace. Apply for this course

Getting the requirements right in software development is half the battle. In this course, instructor Neelam Dwivedi delves into the techniques and tools needed to win that battle. Neelam reviews the different types of requirements and how to divide your requirement development process into phases. She covers how to elicit, specify, analyze, and validate product requirements, sharing challenges along the way that help you grasp how these phases work in real-world projects. Plus, she shares techniques for estimating effort for requirements, as well as how to minimize or mitigate project risk by working iteratively on high-risk requirements first. Learning objectives What are requirements? Requirement development phases Elicitation techniques Functional vs. nonfunctional requirements Defining user stories and use cases Mapping data input and output requirements Validating requirements Apply for this course

Modeling with the Unified Modeling Language (UML)—a visual design language for object-oriented programming—is a critical skill for all team members in a software development project. These models are a cost-effective way for collaborators to analyze, communicate, and document their product's characteristics. In this course, learn how to use UML diagrams to create important artifacts at each stage of the software development life cycle. Instructor Neelam Dwivedi shares best practices and tools as she goes over 13 different types of UML models, explaining what you need to know to develop static and dynamic models of software systems. Learning objectives How UML differs from other modeling techniques Types of UML models UML modeling tools Use case, activity, and class diagrams Capturing real-time state of your system in action Using component diagrams Interaction overview diagrams Modeling time-constrained interactions Apply for this course

All good software starts with a great design. Object-oriented design helps developers plan applications before they write a single line of code, and break down ideas into reusable and maintainable components. This course focuses on the foundational concepts, teaching them in a fun, interactive way to help you quickly develop your skills. Tag team Olivia and Barron Stone introduce you to the concepts and terms—objects, classes, abstraction, inheritance, and more—that you need to get started. They then show how to take the requirements for an app, identify use cases, and map out classes using Universal Modeling Language (UML). The final design can then be translated into code using one of the many popular object-oriented programming languages, such as Java, C#, Ruby, or Python. Learning objectives Object-oriented basics: objects, classes, and more Encapsulation Inheritance Defining requirements Identifying use cases, actors, and scenarios Domain modeling Identifying class responsibilities and relationships Creating class diagrams Using abstract classes Working with inheritance Developing software with object-oriented design principles Apply for this course

Most people have heard of RESTful APIs, but the underlying concept—representational state transfer (REST)—still causes confusion. REST is all about modeling resources that change. RESTful APIs use REST architecture along with HTTP requests to transfer data and changes in application state between clients and servers. This course breaks down the principles of RESTful design and show how to build secure RESTful APIs on top of ASP.NET Core. Nate Barbettini answers questions such as: What is RESTful design? How do you perform RESTful routing? How can you build reusable classes to represent resources? What role does caching play? And how do you secure RESTful APIs? He also covers topics such as data modeling, hypermedia relationships, and authentication and authorization. By the end of the course, you should know the basics—how to properly request and return data in ASP.NET Core—and the best practices for building secure and scalable APIs to serve web clients, mobile clients, and beyond. Topics include: What is RESTful design? Building a new API with ASP.NET Core Using HTTP methods Returning JSON Creating RESTful routing with templates Versioning Securing RESTful APIs with HTTPS Representing resources Representing links Representing collections Sorting and searching collections Building forms Adding caching to an ASP.NET Core API Configuring user authentication and authorization Apply for this course

Learn the basics of REST APIs. In this course, discover what REST APIs are, why they matter, and how putting them to use can help you build faster, more efficient applications. Review how HTTP and REST APIs relate, explore the six constraints of REST, and learn about HTTP status messages. Learn how to get started with consuming REST APIs to incorporate them into data-driven applications. Topics include: What is a REST API? Who or what interacts with REST APIs? Anatomy of a REST request HTTP status messages Request/response pairs GET, POST, and DELETE Apply for this course

Why use GraphQL over REST APIs? GraphQL is better at querying multiple databases, offers an easy-to-learn syntax, and allows you to retrieve only the data you need. Learn when you should migrate from REST to GraphQL, and how to convert your REST API add, update, and delete operations into GraphQL mutations. Instructor Emmanuel Henri also explains how to build simple, useful queries; use arguments, fragments, and aliases in queries; and perform operations using GraphQL. Learning Objectives: Setting up GraphQL Creating the initial schema and type Setting up simple queries Leveraging arguments and aliases Reading, updating, adding, and deleting items with GraphQL Posting data with mutations Apply for this course

Knowing how to work efficiently and securely with APIs is crucial in software development. Learn RESTful APIs from the ground up as a new or experienced developer, filling in any foundational knowledge gaps around HTTP requests and how to validate an API's behavior. If you are consuming, designing, or maintaining an API, this learning path is for you. Follow this path with tech-specific API courses of your choosing to apply your knowledge in practical project-based courses. Skills: Back-End Web Development, Application Programming Interfaces, Front-end Development Apply for this course

The ability to successfully build a RESTful web service is an essential skill in today's Internet-dominated industry. In this course, learn how to develop a RESTful client and server application using the Java Enterprise Edition implementation of the REST architectural style, JAX-RS API 2.0. This powerful and fully-featured API enshrines industry best practices as it integrates seamlessly with other essential APIs such as Bean Validation and JSON Processing. Join Alex Theedom as he guides you through a wide range of topics, including how to define resource endpoints, how to add dynamism to your application with hypermedia, how to maintain data integrity with Bean Validation, and how to process messages with the JSON Processing API. Once you have completed this course, you'll be ready to develop your own client and server RESTful APIs. Topics include: Discover the extent of JAX-RS's features Use the annotation methodology Use the inheritance methodology Define a REST contract and API root Create the REST resource entity Create the REST resource methods Understand consumers and producers Work with different media types Define and work with path parameters Build a REST response and handle exceptions Implement Bean Validation and manage failures Create a RESTful client that consumes the web service Use JSON-P API with the REST client Implement hypermedia (HATEOAS) Apply for this course

Most API testing doesn't actually test the API. This course shows how to validate your API from the consumer's point of view, testing to confirm that problems experienced by your end users are being solved. Join Keith Casey as he focuses on how to approach API testing by implementing a behavior-driven development model. Keith uses Gherkin to set up a Behat environment so you can see how to write and run your first test. Then, he shows how to build API test requests, including how to introduce variables, authenticate requests, and validate responses. He also covers refactoring tests, establishing system states, using extensions for batch operations, and more. Apply for this course

Web services have been at the core of modern application architectures for many years. Regardless of what language or platform a developer is using, grasping how web services work and how to implement them are critical skills. In this course, instructor Kesha Williams steps through how to work with several popular technologies to build web services. Kesha begins by laying the groundwork for the course, explaining what web services are and the benefits they provide. She then offers a comparison of several popular web service technologies—REST, SOAP, and GraphQL—describing each technology's messaging formats in detail, along with examples of coding in several languages using a variety of server- and client-based implementations. Plus, get coding excerpts in Java, Python, and Swift. Apply for this course

Version control is an essential skill for developers to master, and Git is by far the most popular version control system on the web. In this fast-paced course, author Ray Villalobos shows you how to install Git and use the fundamental commands you need to work with Git projects: moving files, managing logs, and working with branches. Plus, you'll learn how to work with the popular GitHub website to explore existing projects, clone them to your local hard drive, and use them as templates for your new projects. Get started now. Want to explore Git and GitHub in more depth? Watch Git Essential Training for more comprehensive coverage of these tools. Apply for this course

Development teams transitioning to distributed source control with Git often experience friction when initially adopting the tool. Often, the root cause is related to issues surrounding culture and practices as opposed to a technical learning curve. In this course, Kevin Bowersox covers collaboration strategies for teams using Git, discussing tools and techniques that can help you and your team circumvent the challenges that hinder the delivery of high-quality software. Kevin shares best practices and tips that can help you avoid common pitfalls that often cause teams to veer off track. Learn branching strategies, how to build a continuous integration pipeline, and more. Topics include: Identifying team conventions and best practices with Git Avoiding common pitfalls Teaming with remote platforms Implementing Git worklow and branching strategies Building a continuous integration pipeline Building a DevOps foundation Apply for this course

Having a solid understanding of how to correctly build APIs is important for any developer planning on creating websites. In this course, learn how to plan and model your own APIs, and explore the six REST design constraints that help guide your architecture. Keith Casey starts with a simple overview, including advice on identifying the users or "participants" of your system, and the activities they might perform with it. He discusses how to validate your design before you build it, and explores the HTTP concepts and REST constraints needed to build your API. To wrap up, Keith goes over some of the most common API design patterns you may encounter. Topics include: Approaches to adding an API Modeling tips Identifying activities and breaking them into steps Mapping activities to verbs and actions Creating and grouping API methods Validating your API HTTP headers and response codes Common design challenges Versioning best practices Hypermedia and documentation approaches Apply for this course

Le diagramme de classes UML (Unified Modeling Language) peut convenir parfaitement à la modélisation d’une base de données. Avec votre formateur Christian Soutou, vous découvrirez tous les mécanismes à adopter afin de construire vos modèles relationnels d’une manière optimale et de générer vos scripts SQL. Vous pourrez appliquer ces principes à n’importe quel système de gestion de base de données (SGBD) du marché (Oracle, SQL Server, DB2, MySQL, PostgreSQL, etc.). Cette formation suit les niveaux du processus de conception d’une base de données. Elle présente aussi méthodiquement les concepts et les solutions de chaque étape. Que vous soyez développeur, analyste ou chef de projets, découvrez UML sous un autre jour ! Apply for this course

Avec Damien Bruyndonckx, initiez-vous au langage Sass et créez des feuilles de style CSS avec plus d'aisance. Que vous soyez développeur ou intégrateur web, vous découvrirez les principes fondamentaux de Sass. Vous aborderez également les notions avancées, puis vous apprendrez à réaliser une application. À l'issue de cette formation, vous serez capable d'intégrer le langage Sass dans votre flux de travail, et vous maîtriserez la création et la maintenance de vos feuilles de style CSS. This course is in French only. If this is not a problem for you, by all means go ahead and apply. Apply for this course //

Modern consumers navigate the world through search. From laptops, smartphones, virtual assistants, tablets, and more, they search the wild and wondrous internet for the products and services they need. By leveraging the fundamentals of search engine optimization (SEO), you can ensure that your business pops up in these all-important search results. This course is about mastering those fundamentals. Join instructor David Booth as he covers how to make improvements that boost your website's visibility on search engines, attracting the right kind of traffic to the right pages on your site. Explore the basics of SEO, including how to read a results page and see how rankings affect businesses large and small. Discover how to implement foundational optimization strategies and techniques, including how to conduct keyword research, build internal and external links, optimize your pages and content, measure your successes and progress, and plan for a long-term SEO strategy. Additionally, learn specific SEO tips for ecommerce, local search, and mobile audiences to expand your reach. Topics include: What is SEO? Reading search engine result pages Researching keywords Optimizing pages for keywords Optimizing code and site structure Optimizing nontext components of a webpage Analyzing content quality Defining your audience, topics, angle, and style Building links to your content Promoting your content via social media Measuring SEO effectiveness Optimizing ecommerce sites for search Leveraging local SEO Configuring sites for mobile Apply for this course

Extensible Markup Language (XML) was designed to make information sharing and data interpretation easier. Having a solid grasp of what XML is and how to work with it is essential for any developer. In this course, Joe Marini takes you through the basic rules of XML, explains its syntax, and covers more advanced topics such as styling your XML with CSS and manipulating XML content using XPath and XSLT. From integrating XML into your site to using document type definitions and XML schema, this course covers what you need to know to not only get started with XML, but also master it. Topics include: What is XML? Advantages and drawbacks of XML Proper XML syntax Working with XML namespaces Styling XML tags Discovering and creating document content Manipulating XML content using XPath and XSLT Document type definitions and XML schema Apply for this course

Lorsqu´il s´agit, au-delà de la technique, de l’apparence de la page web, les CSS rendent d´inestimables services. En utilisant les CSS comme méthode de formatage des textes, mais aussi comme technique de définition des pages, vous parviendrez à une flexibilité encore plus grande pour une modification durable de la structure et une actualisation plus rapide en fonction des souhaits des clients, grâce à une liberté de formatage quasi illimitée. This course is in French only. If this is not a problem for you, by all means go ahead and apply. Apply for this course //

Bootstrap—a front-end framework using HTML, CSS3, and jQuery—is designed to help developers quickly and easily build responsive, mobile-ready websites that are cross-browser compatible. An open-source framework, Bootstrap features a 12-column grid and components that are ready to use. In this course, Ray Villalobos helps you get started with Bootstrap by providing an overview of all of the goodies in this popular framework. Ray covers the installation options, and walks through the basic styles that normalize how your content is displayed on different platforms and browsers. He also explains how to use the flexbox grid system to build nearly any kind of layout you can dream up, use different classes to easily get around your project, work with interactive components like dropdowns and carousels, and more. Topics include: Creating a basic template Reviewing basic styles and typography Using colors with Bootstrap Working with classes that help you deal with images Working with grid containers Offsetting columns Using list groups to style lists, buttons, and links Using breadcrumbs Reviewing layout components Using form styles Working with interactive components Apply for this course

Find out how Bootstrap 4 can transform your standard HTML websites into inspired single-page designs. This course takes a project-based approach to explaining how to manipulate website layouts with the Bootstrap framework. Throughout the course, instructor Ray Villalobos works through popular layout patterns, helping to acquaint you with concepts that are key to creating a cohesive layout with Bootstrap. Ray tackles Bootstrap layout classes and shows what it takes to customize its CSS, addressing layout challenges like multiple grids and columns. Learn how to leverage the Scrollspy plugin to track navigation, how to create an image carousel, and how to build animations. Plus, this course provides you with a ready-to-go template with which to start new projects. Topics include: Building a header and footer Adding styles to your project Making your navigation responsive Bootstrap layout components Using a multicolumn format Creating carousels Adding interactivity Creating animations Apply for this course

Angular 2 can serve as the primary MVC framework for your application, or it can supplement a server-side solution like Laravel or ASP.NET. In this course, Derek Peruo guides you through the process of transforming your Angular 2 single-page application (SPA) into a widget-based application for use with server-side frameworks. Plus, he goes into single-page and widget-based architectures, as well as common patterns for communicating between your server-side and client-side frameworks. Topics include: Single-page applications and widget-based applications Creating a new Laravel project Moving Angular files into Laravel Migrating Angular routing and Angular modules Using global variables Adding stateless API routes Using basic REST requests Using route parameters in controllers Apply for this course

NativeScript is an open-source framework for building native iOS and Android apps. Web developers who are familiar with Angular 2 can get introduced to NativeScript in this course and learn how to develop an application for iOS and Android by leveraging the NativeScript framework with Angular 2. Join Alex Ziskind as he guides you from the initial installation of NativeScript through architecting an application. He explains how to declare the most common user interface widgets while styling them with CSS. Plus, he demonstrates how to set up the Faker library, and how to programmatically tap into the native navigation engine for iOS and Android. Topics include: Setting up the development environment Using the NativeScript CLI Using Angular with NativeScript Angular bootstrap Application architecture Components User interface NativeScript widgets Application lifecycle Data and event binding Navigation Apply for this course

All web applications use data, which can come from a server or be stored locally in the browser. In Managing Data in Angular 2 Applications, Derek Peruo guides you through the process of retrieving and saving data for your Angular applications, both in the browser and on a server. He also introduces tips and tricks for customizing data management as your application grows in size and complexity. Learn about the various storage options and when and where to use each type, and find out how to write custom services to manage the data for a fast-growing Angular app. Topics include: Overview of data storage options Saving and retrieving data from the browser Setting routes in the URL Using query strings and fragments instead of routes Saving and retrieving data from a server Working with user input Using JSONP instead of HTTP Why writing custom services is important Writing custom services for working with browsers and servers Apply for this course

Si vous êtes un développeur formé à JavaScript ou TypeScript, suivez cette présentation de l'environnement de développement Angular. Vous aborderez les différents outils et vous découvrirez quel est le rôle et l'intérêt des serveurs et des bases de données. Vous verrez également les outils de développement pour appareils mobiles, ainsi que les techniques de test et de débogage, avant de passer à l'intégration continue et au déploiement. À la fin de cette formation, vous aurez les bases indispensables pour développer et également pour poursuivre votre formation avec Angular. Apply for this course

Python for Data Science Essential Training is one of the most popular data science courses at LinkedIn Learning. It has now been updated and expanded to two parts—for even more hands-on experience with Python. In this course, instructor Lillian Pierson takes you step by step through a practical data science project: building machine learning models that can generate predictions and recommendations and automate routine tasks. Along the way, she shows how to perform linear and logistic regression, use K-means and hierarchal clustering, identify relationships between variables, and use other machine learning tools such as neural networks and Bayesian models. You should walk away from this training with hands-on coding experience that you can quickly apply to your own data science projects. Apply for this course

Data science provides organizations with striking—and highly valuable—insights into human behavior. While data mining can seem a bit daunting, you don't need to be a highly-skilled programmer to process your own data. In this hands-on course, learn how to use the Python scientific stack to complete common data science tasks. Miki Tebeka covers the tools and concepts you need to effectively process data with the Python scientific stack, including Pandas for data crunching, matplotlib for data visualization, NumPy for numeric computation, and more. Apply for this course

Python for Data Science Essential Training is one of the most popular data science courses at LinkedIn Learning. It has now been updated and expanded to two parts—for even more hands-on experience with Python. In this course, instructor Lillian Pierson takes you step by step through a practical data science project: a web scraper that downloads and analyzes data from the web. Along the way, she introduces techniques to clean, reformat, transform, and describe raw data; generate visualizations; remove outliers; perform simple data analysis; and generate interactive graphs using the Plotly library. You should walk away from this training with basic coding experience that you can take to your organization and quickly apply to your own custom data science projects. Apply for this course

Data science is transforming the way that government and industry leaders look at both specific problems and the world at large. Curious about how data analysis actually works in practice? In this course, instructor Michele Vallisneri shows you how, explaining what it takes to get started with data science using Python. Michele demonstrates how to set up your analysis environment and provides a refresher on the basics of working with data structures in Python. Then, he jumps into the big stuff: the power of arrays, indexing, and tables in NumPy and pandas—two popular third-party packages designed specifically for data analysis. He also walks through two sample big-data projects: using NumPy to identify and visualize weather patterns and using pandas to analyze the popularity of baby names over the last century. Challenges issued along the way help you practice what you've learned. Note: This version of the course was updated to reflect recent changes in Python 3, NumPy, and pandas. Apply for this course

Due to its power and simplicity, Python has become the scripting language of choice for many large organizations, including Google, Yahoo, and IBM. A thorough understanding of Python 3, the latest version, will help you write more efficient and effective scripts. In this course, Bill Weinman demonstrates how to use Python 3 to create well-designed scripts and maintain existing projects. This course covers the basics of the language syntax and usage, as well as advanced features such as objects, generators, and exceptions. Learn how types and values are related to objects; how to use control statements, loops, and functions; and how to work with generators and decorators. Bill also introduces the Python module system and shows examples of Python scripting at work in a real-world application. Apply for this course

Modern work in data science requires skilled professionals versed in analysis workflows and using powerful tools. Python can play an integral role in nearly every aspect of working with data—from ingest, to querying, to extracting and visualizing. This course highlights twelve tips and tricks you can put into practice to improve your skills in Python. These techniques are readily applied and in common data management tasks and include the following: how to ingest data using CSV, JSON, and TXT files; how to explore data using libraries like Pandas; how to organize and join data using DataFrames; how to create charts and graphic representations of data using ggplot in Python; and more. Apply for this course

A sizable portion of a data scientist's day is often spent fetching and cleaning the data they need to train their algorithms. In this course, learn how to use Python tools and techniques to get the relevant, high-quality data you need. Instructor Miki Tebeka covers reading files, including how to work with CSV, XML, and JSON files. He also discusses calling APIs, web scraping (and why it should be a last resort), and validating and cleaning data. Plus, discover how to establish and monitor key performance indicators (KPIs) that help you monitor your data pipeline. Apply for this course

Data visualization is incredibly important for data scientists, as it helps them communicate their insights to nontechnical peers. But you don’t need to be a design pro. Python is a popular, easy-to-use programming language that offers a number of libraries specifically built for data visualization. In this course from the experts at Madecraft, you can learn how to build accurate, engaging, and easy-to-generate charts and graphs using Python. Explore the pandas and Matplotlib libraries, and then discover how to load and clean data sets and create simple and advanced plots, including heatmaps, histograms, and subplots. Instructor Michael Galarnyk provides all the instruction you need to create professional data visualizations through programming. Apply for this course

Python—the popular and highly readable object-oriented language—is both powerful and relatively easy to learn. Whether you're new to programming or an experienced developer, this course can help you get started with Python. Joe Marini provides an overview of the installation process, basic Python syntax, and an example of how to construct and run a simple Python program. Learn to work with dates and times, read and write files, and retrieve and parse HTML, JSON, and XML data from the web. Apply for this course

Quickly learn the general programming principles and methods for Python, and then begin applying that knowledge to using Python in data science-related development. Learn the basics of Python as an object-oriented programming language. Apply Python coding skills to analytics uses. Explore the Python scientific stack of tools. Apply for this course

With this course, gain insight into key statistical concepts and build practical analytics skills using Python and powerful third-party libraries. Instructor Michele Vallisneri covers several major skills: cleaning, visualizing, and describing data, statistical inference, and statistical modeling. All concepts are introduced by analyzing intriguing real-world datasets and discussed from a machine-learning perspective—which assumes that powerful computation can replace complex mathematics. Apply for this course

Debug your PHP code efficiently with a variety of client and server-side tools. In this concise course for experienced PHP developers, author Jon Peck demonstrates how to leverage PHP's built-in tools, as well as the Xdebug and Firebug extensions, and FirePHP libraries to improve the quality of your code and reduce troubleshooting overhead. This course covers installation of Xdebug on Apache as well as working with the NetBeans IDE (integrated development environment). Jon then introduces native web browser developer tools for Firefox and Chrome, and demonstrates browser independent web debugging tools. Best practices for debugging and profiling web application failures and performance issues are also covered. Topics include: Configuring PHP error reporting Logging errors to file Gracefully handling fatal errors Installing Xdebug Understanding the principles of remote debugging Remote debugging with NetBeans Extending your browser with Firebug, FirePHP, or ChromePHP Apply for this course

Implement namespaces, extend interfaces, create your first Trait, dive into object-oriented programming, and discover versatile scripting methods with this course. Web developer Justin Yost takes you into the advanced parts of the PHP server-side language, including abstract classes, iterators, generators, and password hashing. He provides an overview of each topic, takes you through how to code each item for the first time, and then shows you how to expand further. Learn how to establish consistency, solve problems, and prevent your applications from crashing by applying the techniques Justin shares in this course. Take your object-oriented programming beyond basic attributes and methods into using constructors, deconstructors, and singletons. Build nested exceptions, use type hints, and explore additional ways you can craft more flexible software using PHP. Topics include: Namespaces Standard interfaces Traits Constructors, deconstructors, and singletons Cloning objects Abstract classes Iterators Generators Password hashing and verification Type hints, strict type hints, and return types Advanced closures Nested exceptions and SPL exceptions Apply for this course

PHP 7 is the first major release of PHP in more than 11 years. This course by expert instructor Kevin Skoglund provides an overview of the new features, improvements, and changes in PHP 7. Learn about new tools to help write smarter code, and the key changes you need to watch for to ensure your existing PHP code works correctly after an upgrade. Topics include: Scalar type and return type declarations New operators in PHP 7 Anonymous classes Arrays as constants Catchable exceptions and errors Integer division with intdiv() Deprecations and deletions Apply for this course

JavaScript Object Notation (JSON) has replaced XML as the core way of sharing data, especially when it comes to JavaScript, since it's so much faster, sleeker, and easier to parse. In this course, dive into working with JSON tools, designing JSON objects, and using different ways to handling JSON data. Author Ray Villalobos also shows how to use AJAX and jQuery to parse your data and feeds, and shows JavaScript and JSON in action in a real-world practical application. Topics include: What is JSON? Creating simple data Debugging JavaScript objects in the browser Communicating across sites with JSONP Rotating with jQuery Cycle Apply for this course

The Spring developers are always listening to feedback and feature requests. They have responded with Spring 5, a version that's packed with exciting new enhancements. This course gets you up to speed with the latest and greatest in Spring Framework 5.0 and Spring Boot 2.0, including reactive Spring and Spring Actuator. Instructor Frank Moley covers the new support structure for Java 8 and Java EE 7, and explains which packages, classes, and methods have been removed. Next, learn about the changes to Servlet 3 and 4, data binding for immutable objects, and the spring-web-reactive module for reactive programming. Then explore the integration for Junit Jupiter, parallel test execution, and mock environments. Finally, review the changes in Spring Boot, including third-party library upgrades and Spring Boot Actuator for monitoring the health of production applications. Topics include: Spring core changes Spring web changes Spring test changes Spring Boot changes Apply for this course

The Java Persistence API (JPA) is the standard for mapping Java objects to relational databases. JPA provides several advantages over traditional data access methods like Java Database Connectivity (JDBC). In this practical course, Kesha Williams discusses these advantages and acquaints you with the basics of JPA, entity management, transaction management, and relationship mapping. Upon completing this course, you'll be equipped with a firm understanding of JPA and persisting data in Java enterprise applications. Topics include: What is persistence? JPA configuration and entities Benefits of JPA over pure JDBC Managing entities with the EntityManager API Creating, persisting, reading, updating, and deleting objects Managing transactions Advanced mapping techniques using annotations How to map relationships Apply for this course

Learn how to choose the right Java API for your application and get started coding with XML and Java. In this course, author David Gassner shows you how to read and create XML strings and files, decide whether to use a streaming or tree-based API, and find out which APIs are compatible with Android. Plus, discover how to use both standard APIs that are included with the Java SE and EE distributions, such as DOM, SAX, and JAXB, and learn about popular open-source libraries such as JDOM and the Simple XML Serialization framework. Topics include: Choosing a Java-based XML API Reading XML as a string Comparing streaming and tree-based APIs Parsing XML with SAX Creating and reading XML with DOM Adding data to an XML document with JDOM Reading and writing XML with StAX Working with JAXB and annotated classes Comparing Simple XML Serialization to JAXB Apply for this course

Developers sometimes struggle to see their apps as attackers do. They don't automatically recognize the vulnerabilities. That is where frameworks like Spring Security come in. Spring Security offers built-in authentication and authorization features for securing your apps and services, and easy ways to extend the framework to maximize its value. Join security architect Frank Moley, as he shows how to secure your Java projects with Spring Security, LDAP, Active Directory, and WebFlux. Plus, learn how to use Spring Security to set up your own OAuth servers to secure your apps and services. Learning objectives : Authentication vs. authorization Implementing in-memory and JDBC authentication Form-based authentication Building login and logout pages Configuring LDAP authentication Leveraging OAuth 2 WebFlux basic security Apply for this course

If you want to build applications for mobile devices, desktop computers, or the web, you need to know Java. This course provides the foundation for learning Java SE (Standard Edition), so you can build your first apps or start exploring the language on your own. Author David Gassner shows how to install Java and the IntelliJ IDEA IDE, and start working with variables, data types, keywords, and other critical language components. He also helps you control program flow with conditional logic and loops, store data with the Java Collections Framework, and understand how Java implements object-oriented coding principles such as inheritance and polymorphism. Topics include: Understanding the history and principles of Java Installing Java, IntelliJ IDEA, and BlueJ Creating a Java project Working with variables, values, and expressions Working with object data types Building, comparing, and parsing strings Debugging and exception handling Creating loops and reusable code Passing arguments by reference or value Using simple and complex arrays Creating custom classes Understanding inheritance and polymorphism Managing files with Java libraries Documenting code with Javadoc Packaging classes in JAR files Apply for this course

Generics were introduced to C# 2.0 in 2005. They allow programmers to write general-purpose code that is type safe, without writing a tedious amount of type-specific data structures. Similar to C++ templates, generics reduce the amount of type checking required to build reusable code and make you a much more productive C# programmer. This course is designed to introduce the beginning programmer to the concept of generics and show how to use them for greater reusability in popular design patterns. Instructor Robby Millsap covers the history and purpose of generics, as well as concepts such as type scoping, constraints, and collections. In chapter two, he demonstrates how to incorporate generics into actual architecture, following design patterns such as service locator, visitor, and observer. Apply for this course

Successful programmers know more than just how to code. They also know how to think about solving problems. Code Clinic is a series of courses in which our instructors solve the same problems using different programming languages. In each course, instructors provide tips and tricks for working in a particular language and help you grasp why you might want to learn one language over another. Here, Anton Delsink works with C#. Throughout the course, Anton introduces challenges and then provides an overview of his solutions in C#. Challenges include topics such as geolocation, face recognition, and accessing peripherals. Visit other courses in the series to see how to solve the same challenges in languages like C++, JavaScript, PHP, Python, Ruby, Go, and Swift. Apply for this course

Applying for C# programming jobs? Find out what questions to expect in your C# or .NET developer interview and how to answer them to demonstrate mastery of key concepts. Reynald Adolphe explores the kinds of questions you can anticipate in a typical interview, including common topics on C# syntax, object-oriented programming, .NET and ASP.NET, databases, and design patterns. Plus, learn how to paint your technical background in a positive light, field bad or irrelevant interview questions, and handle incoming offers. Reynald offers candid answers and career advice based on his years of experience working as a C# developer. Learning objectives Getting ready for interviews Answering questions about generics Explaining polymorphism and the four pillars of OOP Boxing vs. unboxing in .NET Describing page life cycles Creating joins vs. inner joins Discussing your tech background Interviewing for fun Collecting notes Apply for this course

Want an easy way to query and update data? To query different data stores with a single tool? LINQ is the answer. Language-Integrated Query (LINQ) extends Visual Studio with powerful query capabilities based on C# and Visual Basic. LINQ makes big data doable. In LINQ with C# Essential Training, engineer Olivia Chiu introduces techniques for querying, updating, and transforming data with LINQ. She covers standard queries—such as finding overlaps in two datasets and creating hierarchies—as well as complex chained queries. She also shows how to group and join LINQ queries with lambda expressions, and use LINQ to query SQL databases and XML documents. Last but not least, Olivia provides tips for optimizing the performance of your queries. Learning objectives Creating and executing a LINQ query Returning results Changing the data source type Performing standard queries Working with lambda expressions Chaining and complex queries Querying SQL and XML Performing tree queries Using sequences, elements, and scalars Allocating memory Apply for this course

Get into the habit of developing reliable, readable, and sustainable application code by following coding standards with C#. In this course, join instructor Reynald Adolphe as he shows how to go beyond the language syntax and master best practices that can help you produce high-quality C# code. Throughout the course, Reynald shares some of his favorite best practices, illustrating precisely when and where to use each one. Learn about right way to use constructors, manage objects, implement often ignored advantages of getters and setters. Plus, explore best practice resources, including those for essential design patterns. Learning objectives Naming and handling classes Running a unit test Using constructors Naming and handling methods, fields, and properties Using properties correctly Managing objects efficiently Common design patterns as best practices Apply for this course

Discover how to improve the scalability and performance of your applications using asynchronous programming in C#. In this course, join Anton Delsink as he explores different options for parallelizing your code, and shows how asynchronous programming is done with C#. Anton covers key concepts, including unit tests, delegates, lambdas, and anonymous methods. He also covers multithreading, async keywords, tasks, and more. Learning objectives What is asynchronous? Delegates Blocking vs. nonblocking I/O Async database queries with begin/end Windows Forms BackgroundWorker Threads Async networking with Tasks Async database queries with Tasks C# keywords async and await Apply for this course

Artificial intelligence (AI) is no longer confined to the realm of science fiction. It's on track to disrupt the world of work in a very real way, and major changes—from the rise of productization to the demand for predictability—are driving its adoption. In this course, learn about the impact that AI will have on project management, how to prepare for the changes that lie ahead, and how to harness the power of AI to work smarter. Instructor Oliver Yarbrough goes over the factors that are contributing to the growing importance of AI. He also details how to prepare for the disruption that it will cause; hone the skills that AI cannot replace; and leverage AI to more effectively initiate, plan, execute, monitor and control, close, and integrate your projects. Apply for this course

Lean teams are nimble and diverse. They include product managers, developers, and operations specialists, who may only work together for a short time. How do you manage people that play such different roles and unite them towards a common goal? In this course, Jez Humble provides tips to build high-performance product teams. He compares the strengths of the Taylorist vs. lean management approaches, explains how culture contributes to high-performing teams, and introduces a well-documented case study of a company changing a culture for the better. Plus, learn how to improve performance and adopt the principles of high-performing teams as your own. Apply for this course //

Lean principles—which center around making processes tighter and more efficient—can help teams work smarter in a variety of different industries, including technology. In this brief course, learn how to adopt lean and agile practices while dealing with defined processes, compliance, risk, and other concerns. Joanne Molesky discusses some of the boundaries that you may encounter, such as regulatory obligations. She also helps you grasp some of the language around governance, risk, and compliance (GRC); explains how to share the responsibility for compliance throughout your organization; and discusses how to create faster feedback on risk and compliance. Apply for this course //

SharePoint 2019—the on-premises edition of the popular Microsoft platform—comes bundled with a number of powerful features for business collaboration and real-time documentation sharing. In this course, Gini von Courter helps you get up and running with SharePoint by covering the most essential of these features. Gini teaches SharePoint site owners and members how to navigate in SharePoint and use SharePoint sites, as well as how to create, edit, and save documents. She also shows how to create and use team sites, create and work with list apps, and integrate SharePoint with other Office applications, including Excel and Outlook. Apply for this course

Full-trust farm solutions allow SharePoint administrators to build new features in solution packages (WSPs), upload them to the server environment, and deploy them to users without any restrictions, aka with "full trust." This has been the standard way to get new web parts and custom code to SharePoint users since 2007. If you've wanted to learn how to develop custom solutions on SharePoint—or you've been told that you need to develop a solution that integrates with SharePoint—this is the training you need. It's quick, to the point, and effective at helping new developers work with SharePoint code. Robert Bogue shows how to create new web parts, access and update data in SharePoint, work with files, and create SharePoint artifacts: lists and libraries to store data, site-level features, files, etc. He also shows how to create sandbox solutions that do not affect the rest of the server environment, and discusses execution options for solutions, including in-page, quasi-page, and out-of-page execution. Topics include: Developing a web part Connecting and configuring web parts Building sandboxed code Choosing an access method for SharePoint data Querying with CAML Fetching files Updating SharePoint data Creating and provisioning artifacts Executing long-running operations Tinkering with timer jobs Understanding SharePoint execution workflow Apply for this course

Microsoft SharePoint Online is a significant component of Microsoft 365 teamwork solutions. In this course, Ed Liberman shows how to configure and manage SharePoint Online, including how to plan and configure site collections and apps. Ed also demonstrates how to customize sites within SharePoint using apps, manage user profiles, create relevant search results for users, and monitor and maintain the SharePoint Online service. Apply for this course

Learn about the most important security concerns when developing websites, and what you can do to keep your servers, software, and data safe from harm. Instructor Kevin Skoglund explains what motivates hackers and their most common methods of attacks, and then details the techniques and mindset needed to craft solutions for these web security challenges. Learn the eight fundamental principles that underlie all security efforts, the importance of filtering input and controlling output, and smart strategies for encryption and user authentication. Kevin also covers special considerations when it comes to credit cards, regular expressions, source code managers, and databases. This course is great for developers who want to secure their client's websites, and for anyone else who wants to learn more about web security. Topics include: Why security matters What is a hacker? How to write a security policy Cross-site scripting (XSS) Cross-site request forgery (CSRF) SQL injection Session hijacking and fixation Passwords and encryption Secure credit card payments Apply for this course

This course follows a proven methodology for conducting thorough and effective technical security audits and assessments based on guidelines from NIST. Learn how to develop the testing methodology essential for technical security reviews. Discover how to identify and analyze targets, use key technical testing tools, identify and mitigate findings, and more. Performing technical information security audits and assessments is essential to protecting information assets. By the end of this course, you'll know how to determine if your network is secure. Topics include: Developing technical security assessments Conducting technical security reviews Identifying and analyzing targets Validating target vulnerabilities Planning a technical assessment Conducting a technical assessment Implementing remediation and mitigation Apply for this course

Cybersecurity can be daunting because of its technical complexity and the ever-changing threats that professionals must grapple with. And more than ever, cybersecurity is not just an IT issue, but a core business issue for organizations of all kinds. Just like other business issues—such as finance, legal, or human resources—cybersecurity has its own set of external policies, laws, rules, established practices, and resources for getting help. Getting to know these policies and resources better across your organization—and not just within your IT department—can be hugely beneficial to your company. This course seeks to make key cybersecurity policies and resources clear and understandable—whether you work in IT, in business, or are just interested in how information security fits in with our public policies and laws. Apply for this course

Security is a major concern in the DevOps world. There is a constant push for companies to move more quickly, and security teams struggle to keep up with testing. This has led to the rise of a new field: DevSecOps. This course introduces the concept of DevSecOps and explains how an organization can build out a DevSecOps program that helps teams integrate security into the application development pipeline. Learn about the role of APIs, containers, and automation, and how a continuous integration and delivery framework can help your organization run security tests as often as developers want. Instructor Tim Chase also introduces some free tools and resources for starting your DevSecOps journey. Apply for this course

System hacking is the way hackers get access to individual computers on a network. Ethical hackers learn system hacking to detect, prevent, and counter these types of attacks. This course explains the main methods of system hacking—password cracking, privilege escalation, spyware installation, and keylogging—and the countermeasures IT security professionals can take to fight these attacks. Security expert Lisa Bock also covers steganography, spyware on a cell phone, and tactics for hiding files and tools. These tutorials, along with the other courses featured in the Ethical Hacking series, will prepare students to pass the Certified Ethical Hacker exam and start a career in this in-demand field. Find out more about the exam at https://www.eccouncil.org/programs/certified-ethical-hacker-ceh/.Learning Objectives:● Acquiring passwords● Generating rainbow tables● Understanding where passwords are stored● Defending against privilege escalation● Understanding spyware● Protecting against keylogging● Detecting steganography● How hackers cover their tracksApply for this course //

The number of IoT (internet of things) devices being deployed is growing exponentially and securing those devices is a huge challenge. In this course, Luciano Ferrari discusses how IoT devices work, including the architectures and protocols used. He covers the main attack surfaces used by hackers and security professionals against IoT devices, how to assess IoT security threats and vulnerabilities, and how to properly secure the devices by following industry best practices and implementing countermeasures.Learning Objectives:● How IoT devices work● IoT technologies and protocols● IoT communication models● Common OWASP vulnerabilities● Overcoming inherent IoT challenges● Attacks occurring on IoT devices● Methodologies used for hacking● Securing IoT devicesApply for this course //

Wireless networks are convenient and popular, but poor configuration and encryption leave them open to attack. Hackers can use Wi-Fi vulnerabilities to infiltrate your entire network. Security professionals need to know how to detect, prevent, and counter these kinds of attacks using the latest tools and techniques—the subject of this course with cybersecurity expert Malcolm Shore. Malcolm covers everything from configuring basic security to understanding how hackers extract passwords, harvest connections at rogue access point, and attack networks via Bluetooth. He also explains how to select the right antennae for testing and introduces some sophisticated Windows and Linux tools to scan for vulnerabilities, including Acrylic, Ekahau, and Wireshark. By the end of the course, you should be able to shore up your wireless connections and gain confidence that your local network is safe to use.Note: This course is part of our test prep series for the Certified Ethical Hacker exam. Review the complete exam objectives at https://www.eccouncil.org/programs/certified-ethical-hacker-ceh/. Learning Objectives: Selecting an antenna Configuring security Extracting WEP and network passwords Testing passwords Harvesting connections from rogue access points Attacking networks via Bluetooth Capturing wireless packets with Acrylic Wi-Fi Heat mapping with Ekahau Wi-Fi sniffing with Wireshark Testing the Internet of Things Apply for this course

What is ethical hacking? When it comes to cybersecurity, hacking comes in many colors: white, grey, black, and shades in between. White hat hackers use their skills for good. They practice ethical hacking: involved testing to see if an organization's network is vulnerable to outside attacks. Ethical hacking is key to strengthening network security, and it's one of the most desired skills for any IT security professional. If you're interested in becoming an ethical hacker, or getting started securing your own network, this introduction is for you. Security expert Lisa Bock explores today's threat landscape, dissecting the top attack vectors and motives for attacks. Lisa identifies a variety of ways to secure an organization, explores policies that help enforce security objectives, and more.Note: The Ethical Hacking series maps to the 20 parts of the EC-Council Certified Ethical Hacker (CEH) exam (312_50) version 10.Learning Objectives:● Today's threat landscape● Managing incidents● Creating security policies● Protecting data● The COBIT framework● Conducting penetration testing Apply for this course //

Social engineering is a technique hackers use to manipulate end users and obtain information about an organization or computer systems. In order to protect their networks, IT security professionals need to understand social engineering, who is targeted, and how social engineering attacks are orchestrated.In this course, cybersecurity expert Lisa Bock discusses the methods a hacker might use, including embedding malicious links and attachments in emails and using mobile devices and social media to deploy an attack. She discusses the concept of "misuse of trust"—how hackers use charm, power, and influence to penetrate an organization—and why you need to be extra cautious with the disgruntled employee. Finally, Lisa discusses countermeasures security professionals can take to address these attacks.Note: This course maps to the Social Engineering competency of the Certified Ethical Hacking exam. Review the exam objectives at https://www.eccouncil.org/programs/certified-ethical-hacker-ceh/.Learning Objectives:● Visualizing the victim● Recognizing an attack● Using charm, power, and influence● Manipulating with social media● Preventing insider attacks● Stealing identities● Pen testing with social engineering● Taking countermeasuresApply for this course //

What is ethical hacking? When it comes to cybersecurity, hacking comes in many colors: white, grey, black, and shades in between. White hat hackers use their skills for good. They practice ethical hacking: involved testing to see if an organization's network is vulnerable to outside attacks. Ethical hacking is key to strengthening network security, and it's one of the most desired skills for any IT security professional. If you're interested in becoming an ethical hacker, or getting started securing your own network, this introduction is for you. Security expert Lisa Bock explores today's threat landscape, dissecting the top attack vectors and motives for attacks. Lisa identifies a variety of ways to secure an organization, explores policies that help enforce security objectives, and more.Note: The Ethical Hacking series maps to the 20 parts of the EC-Council Certified Ethical Hacker (CEH) exam (312_50) version 10.Learning Objectives:● Today's threat landscape● Managing incidents● Creating security policies● Protecting data ● The COBIT framework● Conducting penetration testingApply for this course //

While many technical professionals claim to know and understand OAuth, reality often suggests otherwise. Implementing the proper grant types and the required flows while securely protecting your secrets is challenging at best and catastrophic at worst. Fundamentally, professionals often struggle with OAuth because they misunderstand what it is, what use cases it is particularly good and bad at, and how to integrate it smoothly and safely into their systems. In this course, Keith Casey reviews the basics of OAuth 2.0 and OpenID Connect and shows how to use them to authenticate your applications. He covers tokens and scopes; designing and building the key flows; common security considerations; and more. Apply for this course

Problem management is about preventing and resolving the problems underlying interruptions of IT services. A set of shared techniques can make the difference between success and failure. ITIL® mentions a set of techniques as best practice, but does not cover how to apply them. This course bridges the gap for IT pros, giving them a concise introduction to the seven problem management techniques endorsed by ITIL, including: Brainstorming Ishikawa diagrams Kepner-Tregoe root cause analysis Fault tree analysis Component failure impact analysis Service outage analysis Post-implementation and major problem review Apply for this course

This installment of the Putting ITIL® into Practice series helps ITIL® Foundation certified professionals get a practical start at applying DevOps concepts within their ITIL®-driven enterprise IT organizations as they move from traditional IT towards cloud and mobile on their journey of digital transformation. Throughout this course, instructor David Pultorak examines where DevOps and ITIL® Foundation concepts intersect in an enterprise setting. He begins by introducing DevOps for ITIL®-driven shops, including a discussion of what cloud-native DevOps and enterprise IT shops do and do not have in common. He then covers ideas on how to adapt DevOps values, principles, methods, practices, and tools to accommodate enterprise IT challenges; how to adapt each of the aspects of ITIL®-driven shops to accommodate DevOps values, principles, methods, practices, and tools. Topics include: What DevOps and enterprise DevOps have in common DevOps and enterprise IT challenges Enterprise-level change control and release gates DevOps values, principles, and methods ITIL®-driven shops and DevOps Reviewing the service lifecycle Strategy, design, operations, and CSI processes Technology and architecture Apply for this course

The release of ITIL® 4 modernizes the popular service management framework, adding coverage of topics such as lean, agile, and DevOps. In this course, get a first look at the ITIL® 4 Foundation exam. ITIL® Expert David Pultorak provides a high-level overview of ITIL® 4, as well as how updates to the framework affect the ITIL® Foundation certification exam. Learn about the similarities and differences between the ITIL 4® and ITIL® v3 Foundation exams and certification schemes, as well as what sparked the creation of ITIL® 4 in the first place. Plus, explore the seven guiding principles of ITIL® 4, the four dimensions of service management, the components of the ITIL® 4 service value system, and more. Apply for this course

In today’s big-data world, understanding how to model phenomena with a relational database is an invaluable skill. A variety of different users—from government agency employees to gamers—rely on relational databases for everyday operations. In this course, join Adam Wilbert as he covers the fundamentals of the relational model for creating databases of real-world situations. Adam goes over concepts that are applicable to a wide variety of platforms, including SQL Server, Oracle, Access, MySQL, and PostgreSQL. Learn the basics of data storage, review the structure of a data table, and learn how to plan your relational database using an entity-relationship design tool. Plus, explore data integrity and validation, table relationships, writing queries, and more. Learning objectives The basics of data storage Choosing an entity-relationship design tool Using primary keys to identify records What to consider when naming objects Creating a unique constraint Establishing table indexes Relating tables with foreign keys One-to-many and one-to-one relationships Normalization Writing SELECT queries in SQL Apply for this course

Have you ever opened up a database that someone else built and felt a little lost? Or ever thought of designing your own simple database and been unsure of where to start? Or perhaps you need to work with a team of database professionals and don't know how to speak their language? This course can help you overcome these hurdles.Adam Wilbert covers the basics of relational database design, regardless of whether you use Access, FileMaker, Open Office, or SQL Server. Learn how to prevent data anomalies, gather requirements to plan your design, and develop a conceptual data model—translating your ideas into components like tables, relationships, queries, and views. Plus, learn about logical design considerations that can help you construct a database that is easy to maintain. Learning objectives Identify the three rules of relations. Summarize the four stages of developing a relational database. Describe a strategy one might use to ensure a database remains flexible in terms of the questions a user can ask. Explain how to avoid scope creep. Recall the characteristics of a Lookup Table. Recognize situations in which denormalization would be beneficial. Understand the types of relationships modeled by junction tables. Define referential integrity. Apply for this course

Get up and running with Oracle Database 19c, the latest version of the popular relational database management system (RDBMS), and learn how it can help enhance your database design and deployment process. Throughout this course, instructor Bob Bryla covers the fundamentals of administering Oracle Database 19c. Discover how to install the RDBMS on Linux, manage the database and query tables using the SQLcl command-line tool, and efficiently move data in and out of your database tables using SELECT and DML statements, respectively. Plus, learn how to create, assign, and drop tablespaces, as well as how to create and drop user accounts. Apply for this course

Data scientists create data models that need to run in production environments. Many DevOps practices are relevant to production-oriented data science applications, but these practices are often overlooked in data science training. In addition, data science and machine learning have distinct requirements, such as the need to revise models while in use. This course was designed for data scientists who need to support their models in production, as well as for DevOps professionals who are tasked with supporting data science and machine learning applications. Learn about key data science development practices, including the testing and validation of data science models. This course also covers how to use the Predictive Model Markup Language (PMML), monitor models in production, work with Docker containers, and more. Topics include: Using Git for version control Incorporating model testing into the deployment process Working with the Predictive Model Markup Language Securing the data science models in production Monitoring models in production Creating a Dockerfile for data science models Apply for this course

Ongoing, regular administration is critical to the security and performance of databases such as Oracle and SQL Server. It's also a key topic of the Microsoft Technology Associate (MTA) Exam. Whether you're studying to pass the test or simply to keep your admin skills up to date, this course will cover the most current techniques and best practices for administering a database. Adam Wilbert covers the core concepts, including securing the server with user authentication and roles, assigning object-level permissions, and performing a backup and restore. Along the way, he'll provide tips for working with SQL Server Management Studio and some challenges to help you practice what you've learned.Note: This course will also prepare certification candidates for the "Administer a database" domain of the Microsoft Technology Associate (MTA) Exam 98-364, Database Administration Fundamentals. Apply for this course

Developers face an array of challenges when trying to develop performant applications for Microsoft SQL Server. In this course, instructor Joey D'Antoni shares concepts and strategies that can help you enhance your app's performance on SQL Server. Throughout this course, Joey walks through best practices for building efficient, scalable database applications. He covers an array of topics, including execution plans, columnstore indexes, datatypes, temporary objects, and what not to do with SQL Server. He also goes over indexing, and shares how best to create temporary objects. Apply for this course

The Cisco Certified Network Associate (CCNA) Security certification indicates to potential employers that you have the required skills to secure a network. Join security ambassador Lisa Bock, as she prepares you for the Cisco Firewall Technologies section of the CCNA Security exam 210-260: Implementing Cisco Network Security. Lisa covers firewall technologies, diving into the concept of a firewall, firewall security contexts, and how to do a basic firewall configuration. She also compares different types of firewalls including stateless, stateful, and application firewalls. She also reviews implementing NAT on Cisco ASA along with zone-based firewalls. To wrap up, she takes a closer look at some firewall features on the Cisco ASA such as Access Management, Modular Policy Framework, and high availability. Topics include: Firewall services and security contexts Basic firewall configuration Stateless versus stateful firewalls Implementing NAT on Cisco ASA Zone-based firewalls Access Management Implementing high availability Cisco Modular Policy Framework Apply for this course

Drupal 8 Essentials is designed to help anyone create a simple website using Drupal, the free web design software that powers personal blogs as well as the sites of some of the world's largest corporations.This course is the first of the series. No prerequisites are required beyond basic computer skills! These easy-to-follow tutorials show how to install Drupal and other necessary components on a Windows or Mac computer, navigate Drupal's web-based interface, configure the settings of a new Drupal site, create content, and move the site to a server. Every step includes best practices to ensure your website remains streamlined, secure, and up-to-date.Watch Drupal 8 Essentials 2: Building Out Your Website to find out how to finesse your site with categories, comments, custom styles, and other special features.Topics include: Comparing Drupal to other software Getting help with Drupal Installing Acquia Dev Desktop on Mac and Windows Installing the Drupal database, modules, and themes Creating basic content Establishing your site's look and feel Adjusting security settings Adding images and metadata Adding a sidebar Moving your Drupal website to a server Backing up a Drupal site Apply for this course

Your Drupal site is built. Now what? Web design doesn't stop once the website is launched. Learn how to build out your Drupal site to better fit your visitors' needs.In these tutorials, Tom Geller helps new Drupal designers change the layout and design elements of their sites, control visitor interactions (including comments), arrange content in user-friendly "views," and expand the site's capabilities beyond what's available in core Drupal with Drupal modules. In all the steps you'll learn best practices to ensure your sites remain streamlined, secure, and up to date.If you want to start from the beginning and create your Drupal site from scratch, check out Drupal 8 Essentials 1: Getting Started.Topics include: Grouping content into categories Managing comments Adding discussion groups Customizing fields and image styles Adjusting menus and navigation to help users Adding new features with Drupal modules Apply for this course

Learn how to keep your users secure and up to date by configuring cloud identity and authentication with Azure AD and Office 365, and enterprise-level mobile device management with Intune. This course covers key topics related to the administration of these services, including users, groups, policies, and roles. It's ideal for IT professionals responsible for their company's cloud operations. Follow along with Andrew Bettany as he covers creating user groups within both Office 365 and Intune, assigning administrative roles, and configuring mobile device management. Apply for this course

C# is Microsoft's primary programming language, and is a key skill needed by all developers working with Microsoft tools. Whether you are new to programming or new to the Microsoft ecosystem, this learning path will give you the foundation you need for developing applications using Visual Studio and other key Microsoft tools. Apply for this course

With industry trends like cloud computing and the Internet of Things, there is a growing need for testers that know and understand API testing tools. One powerful and mature tool used by companies around the world is SoapUI. This course is designed to help you get started with SoapUI and covers the basics of how to use it. Instructor Dave Westerveld explains how to set up your first project, create new tests, perform load and security testing, and make your tests more automated and efficient with scripting. Plus, learn how to integrate SoapUI with Docker-based build pipelines. The training is filled with examples featuring real-world, public APIs so you can see how SoapUI functions in real testing scenarios. Apply for this course

Trying to choose a tool to perform software testing? The market is a minefield, full of so many choices that it becomes difficult to zero in on the best tool for your unique test environment. This course surveys the most popular software testing tools available, including paid and open-source solutions such as Selenium, Postman, JMeter, and Kali Linux. Instructor Michael Smith—an experienced tester and software architect—breaks down the tools according to their suitability for each discipline, including API testing, security testing, load testing, and more. He also covers tools for lifecycle management and test planning, and dives into areas beyond the traditional software testing role, including unit and infrastructure testing. This review helps you narrow down your choices and understand the pros and cons of each platform, so you can make the right additions to your testing toolkit. Apply for this course

As software companies continue to shift towards cloud computing, mobile apps, and microservice architectures, the ability to quickly and effectively test APIs has become a critical skill for software testers. In this course, instructor Dave Westerveld covers the basics of API testing, sharing how to work with several robust tools for testing APIs at scale in an organization. After providing a primer on web services and important API terminology, Dave shows how to use Postman for some basic API exploration. He then goes over some basic approaches and methodologies used in testing GET, POST, PUT, and DELETE requests; shows how to approach performance testing using SoapUI, a popular automated API testing tool; and more. Apply for this course

Agile teams need a lightweight way to report their progress. Agile reports should be simple and easy to read, and radiate information across the room to the entire team. In this course, agile expert Doug Rose outlines a process for reporting on the progress of your agile project. He shows how to establish priorities using product backlogs, show daily progress using taskboards, burn down a sprint using sprint burndown charts, and burn down a release by creating a release burndown chart. He also highlights common pitfalls, such as retrofitting. Bonus: Watch the bonus chapter at the end of this course where Doug answers common questions about the agile mindset, including what types of projects would be the best fit.Topics include: Communicating progress Prioritizing the backlog Showing daily progress with a taskboard Sizing taskboards Creating a burndown chart Apply for this course

Designed to help increase the pace and quality of a team’s work, agile retrospectives utilize a structured format to gather insights, identify challenges, create a more agile mindset, and make a team more productive and successful. Author Doug Rose outlines the five phases of a successful retrospective: setting the right direction, getting all the issues on the table, gathering insights from the team, making decisions, and applying changes. He describes how to use a starfish diagram or PANCAKE approach to facilitate a comfortable and effective retrospective, and finally, discusses the importance of closing a retrospective with clear action items for the next sprint. Apply for this course

Many new agile teams think flexibility in their meetings allows them to do whatever feels right. In reality, agile projects move more smoothly by running short, well-structured activities. Each activity is timeboxed, so the teams stay on track and work within a set time and agenda. In this course, agile expert Doug Rose outlines how to make agile meetings as productive as possible. He provides guidance on common activities such as release planning, daily stand-ups, sprint planning, and product demos. Throughout the course, learn about common meeting pitfalls and the challenges of keeping activities on track. To learn more about agile, watch additional courses in the Agile at Work series. Apply for this course

Agile project teams create short user stories as a way to plan out the work for upcoming sprints. In this course, agile expert Doug Rose shows how to write these user stories and prioritize them in the product backlog. He also shows how to avoid the most common pitfalls with agile project planning. Apply for this course

Agile project teams create short user stories as a way to plan out the work for upcoming sprints. In this course, agile expert Doug Rose shows how to write these user stories and prioritize them in the product backlog. He also shows how to avoid the most common pitfalls with agile project planning. Apply for this course

Is your organization looking to realize the time, quality, and cost benefits of agile project management? If so, then this course is for you. Join project management trainer and agile expert Kelley O'Connell as she helps those interested in experimenting with agile understand the difference between traditional waterfall and agile methodologies, as well as what's required for success. Kelley provides advice on how to garner support for your pilot project by identifying supporters early on and keeping them engaged while also responding to detractors. She then leads you through the process of picking a pilot project, choosing the right team, and setting the vision. To wrap up, Kelley provides a short overview of agile basics—including how to approach sprint planning—to help you get started. Apply for this course

Teams that embrace an agile mindset are often better able to respond to customer feedback and shifting business needs—and have a bit more fun in the process. Interested in bringing the principles of agile to your team? This course can help. Join Doug Rose as he steps through the fundamental concepts you need to know to start thinking like an agile team. Doug goes over the values and principles covered in the agile manifesto, as well as how to enhance communication with user stories and cross-functional teams. Discover how to respond to change the agile way, explore popular agile frameworks, and learn about the common roles on an agile team. Along the way, Doug provides you with some exercises that can help boost your team's agility and productivity. Apply for this course

Deliver projects with the highest level of performance and quality as an agile project manager. This path will help you build a solid foundation in leading and motivating agile project teams, from developing user stories and agile charts to driving productive meetings. Apply for this course

APIs are a crucial business driver for delivering data to your applications. In this course, learn about various options for securing your RESTful API that can help you keep your application data—and your users—safe. Instructor Emmanuel Henri begins the course with an overview of top security threats and an introduction to the Open Web Application Security Project (OWASP), an important resource on security. He then steps through how to set up and secure a Node and Express API, including how to add handlers for registration and login, finalize secured endpoints, and test your finalized API. To wrap up, he shares a few alternatives for securing APIs. Topics include: Open Web Application Security Project (OWASP) Reasons for using a JSON Web Token (JWT) Adding bcrypt password hashing Adding handlers for registration and login Finalizing secured endpoints Testing APIs with Postman Apply for this course

Learn how to use Git, the popular open-source version control software, to manage the source code for almost any project. In this course, Kevin Skoglund explores the fundamental concepts behind version control systems and the Git architecture. Using a step-by-step approach, he shows how to install Git and presents the commands that enable efficient code management. Learn how to add, change, and delete files in the repository; view a log of previous commits; and compare versions of a file. Plus, see how to undo changes to files and ignore certain files in a Git repository. Topics include: Exploring the history of version control Installing Git on Mac, Windows, and Linux Initializing a repository Writing useful commit messages Understanding the Git three-tree architecture Tracking when files are added, edited, deleted, or moved Viewing change sets and comparing versions Undoing changes and rolling back to previous versions Ignoring changes to select files Apply for this course

Formulating a keyword strategy is one of the most important activities in marketing. Properly optimizing a website and strategically using keywords can yield visitors for years. Digital marketing expert Matt Bailey begins with the basics, covering what keywords are and what they do. Next, learn about how to find and analyze the right keywords for your business and implement them into different channels. Matt covers all the important components of choosing keywords including how to determine customer intent, identify trends, develop analytics, utilize negative keywords, and focus on what works. Finally, learn about how to measure the results, understand rankings, and establish priorities. Topics include: What are keywords? Why are keywords important? Starting keyword research Creating a starter set Analyzing keyword patterns Reading search engine results pages (SERP) Mapping keywords across the customer lifecycle Appling keywords to optimize your website Choosing keywords for voice search Build your quality score with themes Apply keywords to optimize your marketing Apply for this course

Bootstrap is a popular framework designed for building responsive, accessible, and mobile-ready websites. An open-source platform using HTML5, CSS3, and jQuery, it features a 12-column grid, icons you can incorporate into your designs, and fully functional JavaScript components that are ready to use. This course provides everything you need to know to get started building websites with Bootstrap, and is built with our new practice environments in mind, which let you develop your code along with author Ray Villalobos. Ray will review Bootstrap's grid, CSS classes, and JavaScript components (dropdowns, modals, carousels, and more), and help you integrate them into your own sophisticated websites.. Topics include: Understanding containers Using the 12-column grid to create a responsive webpage layout Creating rows and columns Styling content with Bootstrap CSS classes Adding CSS styles Creating and styling forms Creating dropdown menus and buttons Adding images and video Exploring JavaScript components, like carousels, tabs, tool tips, and scrolling Apply for this course

Validation is key to successful online forms. Implementing dynamic form validation that reacts to input can be difficult to implement with languages like JavaScript and jQuery. However, AngularJS allows you to take advantage of two-way data-binding functionality without having to write any JavaScript code. This makes reacting to input from the user—as it happens—a breeze. In this short course, Ray Villalobos shows how to implement form validation on any HTML form using the built-in validation properties and methods in AngularJS. Together, you'll look at how AngularJS can help style forms dynamically as the user updates the content. Plus, explore how to implement validation with JavaScript, just in case you need more fine-tuned control of form interactions. Apply for this course

Want to create data-driven web applications? AngularJS is a great choice. It allows you to build apps where multiple users can push and pull data at the same time, in real time. However, while the framework is easy to learn, it can be tough to master. This course is the second in a two-part series designed to show you how Angular works in the real world. It takes up where AngularJS 1: Adding Registration to Your Application left off: a simple application that checks users in and out of meetings. Here, instructor and Angular advocate Ray Villalobos shows how to enhance the existing app with new views and controllers to reward random checked-in users with prizes. Learn how to create forms, edit database records, create methods, randomize record selections, and style and secure your app. With these project-based lessons, you'll learn how to see how data-driven programming with AngularJS can help your apps react to real-time data streams. Apply for this course

PHP is still one most popular server-side languages used to build dynamic websites, powering everything from Facebook to Wikipedia. And although it is not especially difficult to use, nonprogrammers often find it intimidating. This introductory course was designed to change that by teaching you PHP through a series of clear, focused, and easy-to-follow lessons. After briefly explaining what PHP is, instructor Joe Casabona introduces the features of the language. He covers variables, control structures, calculations, loops, and functions, as well as includes and error handing, in a series of hands-on exercises. He then moves on to more advanced topics, including how to maintain state with sessions and cookies. Upon wrapping up this course, you'll have the skills you need to start developing and maintaining interactive websites using PHP. Topics include: Naming variables Storing text as strings Doing calculations with PHP Using conditional statements to make decisions Creating custom functions Deciphering error messages Emailing the contents of an online form Dealing with multiple-choice form fields Apply for this course

There are many great reasons to learn PHP. You can reduce manual updates to webpages, get user input, and connect to a database of products or other information. But some web designers are intimidated by the theory and jargon. PHP for Web Designers is different. Author David Powers provides a gentle introduction to PHP, through a series of simple exercises that help you develop fully functional dynamic webpages—all powered by PHP. Learn how to reduce website maintenance by moving common page elements to external server-side include files, change content automatically depending on the date or time, display alternate text, gather user input from a form, and link to a database to display product information. The final chapter is dedicated to understanding error messages and fixing their root causes. Note: This course was recorded with Adobe Dreamweaver, but you can use the code editor of your choice to follow along. Topics include: How to use PHP in a webpage Storing and displaying text and numbers in variables Using functions Adding comments to your PHP scripts Moving common page elements to include files Displaying different content on a page Working with multiple values in arrays and loops Getting form input sent by the POST method Using PHP sessions to preserve data Storing data in session variables Connecting to and querying a database Handling errors Apply for this course

Want to get more out of the Java language and platform? In this platform- and framework-neutral course, instructor Bethan Palmer digs into some of the language’s more advanced features, helping you expand your programming skills as she equips you with techniques you can use when building applications anywhere Java is used: in web, mobile, and desktop applications. Bethan covers a variety of topics, including generics, working with the Collections Framework, and functional programming. Plus, learn about I/O in Java, working with files and directories, and structuring applications using the modular system available in Java. Learning objectives : Installing the NetBeans IDE Using generic methods in Java Using wildcards in generic programming Implementing a queue with a LinkedList Functional programming in Java Multi-threading Working with I/O in Java Managing files and directories Apply for this course

Do you rely on IT to get the data you need? Are you often stuck waiting in line for data, and wish you could just retrieve it yourself? In this course, learn how to get the data you want by writing a bit of SQL code. You won't just be able to pull data out of the database; you'll be able to manipulate it: merging it, grouping it, and relabeling it to get just the report you want. Join Emma Saunders as she shows how to write simple SQL queries for data reporting and analysis. Learn how to filter, group, and sort data, using built-in SQL functions to format or calculate results. Discover how to perform more complex queries, such as joining data together from different database tables. Last but not least, she introduces views, procedures, functions, and variables. Topics include: Retrieving data with SELECT statements Filtering and sorting your results Transforming results with built-in SQL functions Grouping SQL results Merging data from multiple tables Using variables, functions, and procedures Apply for this course

Network security is an important component of the Microsoft Technology Associate (MTA), Security Fundamentals exam (98-367). In this course, Lisa Bock covers one of the main topics of the exam: securing an organization's network, to keep interconnected systems and data safe. The course introduces security devices such as firewalls and honeypots. In addition, she reviews the importance of isolating networks with VLANS and NAT addressing, along with a review of common security protocols. She also provides overviews of how to protect clients with antivirus software, encrypt folders and files, and implement software restriction policies. Finally, she looks at the often-overlooked topic of physical security, which includes securing a building's perimeter and the hardware within. Note: Learn more about the Microsoft Technology Associate (MTA) Security Fundamentals exam (98-367) at https://www.microsoft.com/learning/en-us/exam-98-367.aspx. Apply for this course

Though technology changes rapidly, the need to assure the confidentiality, integrity, authenticity, and accountability of information does not. Understanding the basics of cryptography is fundamental to keeping your networks, systems, and data secure. In this course, Lisa Bock reviews the historical and present-day uses of encryption, including techniques such as symmetric and asymmetric encryption, algorithms, and hashing. She also reviews message digest and passwords and discusses practical ways to apply cryptography to ensure data security and integrity. By the end of this course, you'll have a solid understanding of what it takes to move and store data securely. Apply for this course

En tant que responsable de la sécurité ou DSI, vous devez mettre en place une politique de cybersécurité pour répondre aux menaces qui pèsent sur votre informatique. Pour cela, Pierre Cabantous vous propose de faire un tour de la cybersécurité en entreprise. Dans ce cours, vous étudierez la démarche d'un pirate, avant et après l'intrusion dans un système, à la suite de l'exploitation d'une vulnérabilité. Vous verrez comment gérer ces vulnérabilités par rapport à un niveau de risque que vous apprendrez à calculer. Vous aborderez aussi une des principales menaces encourues aujourd'hui par tout service accessible en ligne : les attaques par déni de service. Puis vous découvrirez comment protéger votre organisation aux niveaux technique et organisationnel, en suivant des bonnes pratiques, des process ainsi que des normes européennes comme le RGPD. This course is in French only. If this is not a problem for you, by all means go ahead and apply. Apply for this course //

Understand the core concepts every IT professional should know to start working with databases. This course, the first in a four-part series with database consultant Adam Wilbert, is designed to provide a solid foundation that will serve you throughout your IT career. Learn about the different data storage models and find out how to build your first database with SQL Server—the Express edition, which requires no hardware or special connections for setup. Then discover how to create database objects with the data definition language (DDL) and edit data in your tables with data manipulation language (DML). Adam also covers critical relational database concepts, such as relationships, indexes, and schemes.Note: This course will also prepare certification candidates for the Microsoft Technology Associate Exam 98-364, Database Administration Fundamentals. Apply for this course