Leverage the power of Gatsby to quickly produce e-commerce sites that are efficient, fast, and secure. This project-oriented book simplifies the process of setting up a Gatsby e-commerce site from start to finish, providing a starting toolset that you can use to develop future projects and incorporate into your existing workflows. You'll learn to reduce reliance on tools that are bloated, prone to being hacked, and not the most efficient, and move over to the newest framework on the block. You'll also see how to use the Gatsby framework to rapidly create and deploy e-commerce sites that are performant and secure, with the minimum of fuss. Understand how to source data, build a catalog, add a blog, finesse your site (including performance), implement the checkout and payment processes with the help of third-party tools such as Stripe, and deploy to production. Finally, you'll learn how to migrate existing WooCommerce sites to Gatsby, and adapt for mobile. Gatsby is fast and does away with the need for databases, thereby removing one of the biggest weak spots in any e-commerce site. It is based on Node.js and JavaScript, making it easy to extend and customize as requirements dictate. Learn to make your customers' lives easier and simpler using this book today. What You'll Learn Implement e-commerce sites using Gatsby Explore some of the options for architecting an e-commerce site using this framework Gain an appreciation of pointers around maintenance requirements and ancillary needs (such as SEO) Compare your site to others that use different tools Work through a project from start to finish, understanding what can be achieved using Gatsby, and where other tools may need to be brought into play Who This Book Is For Developers already familiar with JavaScript, who are keen to learn how to leverage the Gatsby framework to quickly create the basis of an e-commerce offer (from scratch, or using data tools such as WooCommerce to support a transition), with little more than a text editor. Developers who want to focus on simplicity, to produce efficient and properly optimized e-commerce sites in modern browsers using tools already in their possession. Those in agile development teams, where time is of the essence, and the pressure is on to deliver results quickly.

Integrate D3.js into a React TypeScript project and create a chart component working in harmony with React. This book will show you how utilize D3 with React to bring life to your charts.Seasoned author Elad Elrom will show you how to create simple charts such as line, bar, donut, scatter, histogram and others, and advanced charts such as a world map and force charts. You'll also learn to share the data across your components and charts using React Recoil state management. Then integrate third-party chart libraries that are built on D3 such as Rechart, Visx, Nivo, React-vi, and Victory and in the end deploy your chart as a server or serverless app on popular platforms. React and D3 are two of the most popular frameworks in their respective areas - learn to bring them together and take your storytelling to the next level. What You'll Learn Set up your project with React, TypeScript and D3.js Create simple and advanced D3.js charts Work with complex charts such as world and force charts Integrate D3 data with React state management Improve the performance of your D3 components Deploy as a server or serverless app and debug test Who This Book Is For Readers that already have basic knowledge of React, HTML, CSS and JavaScript.

Get up to speed on Scala--the JVM, JavaScript, and natively compiled language that offers all the benefits of functional programming, a modern object model, and an advanced type system. Packed with code examples, this comprehensive book shows you how to be productive with the language and ecosystem right away. You'll learn why Scala is ideal for building today's highly scalable, data-centric applications, while maximizing developer productivity. While Java remains popular and Kotlin has become popular, Scala hasn't been sitting still. This third edition covers the new features in Scala 3.0 with updates throughout the book. Programming Scala is ideal for beginning to advanced developers who want a complete understanding of Scala's design philosophy and features with a thoroughly practical focus. Program faster with Scala's succinct and flexible syntax Dive into basic and advanced functional programming techniques Build killer big data and distributed apps using Scala's functional combinators and tools like Spark and Akka Create concise solutions to challenging design problems with the sophisticated type system, mixin composition with traits, pattern matching, and more

Discover the new and updated features of PHP 8, such as the JIT compiler, union types, and attributes, with code examples of each. For each feature, the author includes real-life cases for its use and explains its benefits. What You Will Learn Utilize the new features of PHP 8 and modern development technologies Work with the JIT compiler in PHP 8 Discover PHP 8 using real-life cases Increase your available resources to become more valuable in your development team Who This Book Is For Experienced PHP programmers new to PHP 8.

Go beyond the basics of Rust and build web and serverless cloud applications. The applications explained in this practical book include web sites, RESTful APIs, a real-time web chat application, and frontend application with WebAssembly. Each chapter is organized in the following format: what this kind of application looks like; requirements for the example program; an introduction to the Rust libraries used; step-by-step implementation of the example program, including common pitfalls and best practices; and a brief comparison of libraries and frameworks in the same domain. This book will open your eyes to the world of practical web applications of Rust. After reading the book, you will be able to apply your Rust knowledge to build your own web projects. What You Will Learn Build dynamic websites with databases Build RESTful APIs Write a WebSocket server that can power a real-time chat app in Rust Discover the benefits of serverless computing using Amazon Web Service's Rust support Compile Rust to WebAssembly for high-performance frontend applications Who This Book Is For A reader with basic Rust knowledge, wishing to learn more about how to apply Rust in a real-world scenario. A developer who is evaluating the possibility to build their next project in Rust.

This book presents a set of recent advances that involve the areas of multimedia, IoT, and web technologies. These advances incorporate aspects of clouds, artificial intelligence, data analysis, user experience, and games. In this context, the work will bring the reader the opportunity to understand new possibilities of use and research in these areas. We think that this book is suitable for students (postgraduates and undergraduates) and lecturers on these specific topics. Professionals can also benefit from the book since some chapters work with practical aspects relevant to the industry.

Design and develop an ASP.NET Core web application using .NET Core 3.0. This book shows you how to publish a web application to a web server and connect the published web application to a production database. Creating ASP.NET Core Web Applications starts by setting up the Visual Studio project where you will learn about Razor pages, Entities, and creating a data service. You will create models along with methods to use a query string and handle bad requests. Modifying data with Tag helpers is discussed as well as installation of Entity Framework, working with database migrations, and implementing a data access service. You will learn how to use layout pages and sections with Partial Views, _ViewImports, and _ViewStart files. You also will create custom middleware and log application events. You will be able to deploy the web application as well as connect it to a SQL Server database. What You Will Learn Work with models Modify data Work with EF Core and SQL Server Work with Razor pages and Partial Views Use separate scripts for production vs development Trace client-side errors using Chrome Developer tools Create cascading style sheets (CSS) with Sassy CSS (SCSS) Explore middleware Deploy your web application to IIS Who This Book Is For Software developers on the .NET stack who want to create ASP.NET Core web applications

Learn how to work with Ember Data efficiently, from APIs, adapters, and serializers to polymorphic relationships, using your existing JavaScript and Ember knowledge. This book will teach you how to adapt Ember Data to fit your custom API. Have a custom API that you aren't sure how to use with Ember Data? Interested in writing your own adapter or serializer? Want to just know more about how Ember Data works? This is the Ember Data book you have been waiting for. Lots of books and tutorials start off teaching Ember with Ember Data. This is great, especially if you are in control of your API, but what if you aren't? You do a little research and start seeing terminology like adapters, serializers, transforms, and snapshots, and quickly become overwhelmed. Maybe you've thought to yourself that Ember isn't for you. Well, if this sounds familiar, then this book is for you. What You'll Learn Review the differences between normalization and serialization Understand how the built-in adapters and serializers in Ember Data work Customize adapters and serializers to consume any API and write them from scratch Handle API errors in Ember Data Work with the Reddit API using Ember Data Learn how to use polymorphic relationships Who This Book Is For Anyone with an interest in learning more about Ember Data and how to adapt it to any API. People who read this book should be familiar with the basics of Ember and JavaScript.

Learn how to quickly set up the test automation tool WebdriverIO, one of the major Node.js-based test frameworks. Software testing is here to stay, and an integral part of this is test automation. Dive into the amazing possibilities that WebDriverIO offers to automate browser interactions for a user of any web application. You will learn to automate a vast range of actions that a user takes to interact with the browser. From a simple click to more complex user actions such as frame switches, selecting from drop-downs, and file downloads using WebDriverIO APIs. You will also learn about assertions, timeouts, waits, parallel testing frameworks, and the general pros and cons of WebDriverIO. With over 150 working code samples demonstrating various test scenarios that you require in your day-to-day automation testing, this book is your practical handbook to WebDriverIO. What You'll Learn Set up and install WebdriverIO efficiently Run parallel execution using WebdriverIO Review the pros, cons and challenges you may face with WebdriverIO Ensure optimum usage and avoid common mistakes Who This Book Is For This book is ideal for test engineers who have a basic understanding of test automation with Selenium, developers who want to implement this testing tool for internal testing, Test Managers/IT Project Managers who want to get some general understanding of this tool and its advantage, and students who want to pursue career in test automation.

This book constitutes the thoroughly refereed post-workshop proceedings of the 20th International Conference on Web Engineering, ICWE 2020, held in Helsinki, Finland, in June 2020.* The 4 revised full 4 revised short papers were selected from 10 submissions. The workshops complement the main conference and explore new trends on core topics of Web engineering and provide an open discussion space combining solid theory work with practical on-the-field experience. The workshop committee accepted three workshops for publication in this volume: 1st International Workshop on the Web of Things for Humans (WoT4H 2020), 2nd Semantics and the Web for Transport workshop (Sem4Tra 2020), and 6th International Workshop on Knowledge Discovery on the Web (KDWEB 2020). *The conference was held virtually due to the COVID-19 pandemic.

Harness the power of React and the related libraries that you need to know to deliver successful front-end implementations. Whether you are a beginner getting started or an existing React developer, this book will provide you with the must-have knowledge you need in your toolbox to build a complete app. Start by learning how to create and style your own components, add state management, and manage routing. You'll also learn how to work with the backend using the MERN stack (MongoDB, Express, React, and Node.js). Once you have completed building your app you will learn how to deliver quality software by conducting unit testing, integration testing, and end-to-end (E2E) testing, as well as learn techniques to debug, profile, and optimize your React app. Libraries and tools covered include TypeScript, Material-UI, Styled Components, SCSS, React Router, Redux Toolkit, Recoil, Jest, Enzyme, Sinon, MongoDB, NodeJS, Express, Serve, Grunt, Puppeteer, ESLint, Prettier and many others. And, you'll get access to bonus material and learn how to conduct and nail React interview questions. Each chapter in this book can be used independently so you can pick and choose the information you'd like to learn. Use it to get deep into your React development world and find out why React has been rated the most loved framework by front-end developers for three years in a row. What You'll Learn Review the basics of DOM, React Virtual DOM, JSX, Babel, ES5/ES6, CRA, package manager, Yarn, Webpack, and build tools Write your own custom React components and learn about hooks and props. Apply routing and state management with React Route, Recoil, and Redux Toolkit Deliver quality software and reduce QA load by learning unit testing integration testing and end-to-end testing with libraries such as Jest, Jest-dom, Enzyme, Sinon, and Puppeteer Set an ultimate React automated development and CI cycle with ESLint, Prettier, Husky, Jest, Puppeteer, GitHub Actions, Codecov.io, Coveralls, Travis, and DeepScan Publish your code on Ubuntu Server with the help of Grunt Optimize your React app with pure components, lazy loading, prerender, precache, code splitting, tree shaking, reduce media size, and prefetching Who This Book Is For? This book is for new developers looking to start working on React applications, and React developers looking to expand on their existing knowledge. It is also suitable for developers coming from other front-end frameworks such as Angular and Vue who would like to add React to their toolbox.

Web-based platforms have become vehicles for enterprises to realize their digital strategy and are key to positive user engagement. The performance of these platforms can make the difference between an effective sale and a negative review. There exist several tools and methodologies to enhance your digital platform's performance, and Modern Web Performance Optimization has arrived to walk you through them with an expert's guidance. Author Shailesh Kumar Shivakumar breaks the study of web performance optimization down into four digestible, applicable dimensions: performance patterns, framework and methods, process and tools, and the modern web. This multi-faceted approach ensures a broad optimization of your platforms and avoids the typical pitfalls of neglecting essential steps that so many often do. Shivakumar analyzes web performance ecosystem components such as validation, governance, metrics, key performance indicators, assessments, and monitoring, just to name a few. The book discusses reference architectures and relevant tools and technologies for successfully implementing a best practices-driven solution. Modern web frameworks such as HTML5 and PWA are also covered. Modern Web Performance Optimization puts readers from any level of experience at ease. Accessible templates, real-world case studies, and your very own performance optimization checklist make this book an engaging and interactive learning opportunity for platform owners across industries. Developers, engineers, project managers, and more are set up for long-term success with Modern Web Performance Optimization at their fingertips. What You Will Learn Analyze the performance optimization across end-to-end layers Utilize a comprehensive web optimization framework for digital projects Implement proven methods, best practices, and tools for web performance optimization Who This Book Is ForSystem administrators, front-end developers, professionals looking to understand how to optimize their online presence

Expand your Gatsby development skills by building a production-ready blog website. This book teaches you how to use Gatsby alongside the latest technologies including MDX, CDN, and Netlify. In this project, you will create a very complex and large blog site with just MDX files and learn to optimize images using CDN for faster website loading. You will also learn to continuously deploy to Netlify enabling you to provide daily site updates easily. To get the most out of this book you should be comfortable with the basics of React and familiar with Gatsby fundamentals as covered in Foundation Gatsby Projects, which provides several stepping stone projects. Rather than cover how to create a simple blog site, Extending Gatsby goes beyond the basics to extend your blogging skills. What You'll Learn Develop a production-ready, complex, blogging system site with MDX Learn to make a complete mobile site Continuously deploy your site using Netlify Add functionalities with the powerful Gatsby plugin ecosystem Who This Book Is For This book is for developers who are familiar with Gatsby and are looking to create an extended blog site. Knowledge of React is expected. You will also need to be familiar with JavaScript concepts and be confident with basic web development.

Harness the power of Jakarta EE to build sturdy back ends while applying Vue.js on the front end. The demand for modern, high-performing enterprise web applications is growing swiftly. The basic HTML front end is no longer enough to meet customer demands. This book shows you how to unlock professional full-stack web development using Jakarta EE and Vue.js. First, you will review the fundamental concepts of Vue.js and essential features of Jakarta EE. You'll then see how to build web applications through every stage of the process, taking into consideration requirement analysis, data model design, code design, the UI, and technical designs, all the way through to implementation, testing, production deployment, and monitoring. Towards the end of the book, you will also learn about the key design patterns and best practices that underpin professional full-stack web development. Full-stack development is the way forward on the web, and using JakartaEE and Vue.js is a great place to start. Get up-to-speed using this book today. What You'll Learn Connect an application's frontend and backend with Vue.js and Jakarta EE Build enterprise web applications from start to finish Test, secure and deploy your enterprise web applications Apply common patterns when building full stack applications Understand the current IT architecture situation of a company, and define a roadmap to accomplish the company goals Create decoupled applications using software craftsmanship ideas Who This Book Is For Java/Jakarta EE developers who would like to gain a stronghold on both frontend and backend development. Basic knowledge of Java EE is assumed.

Map concepts and ideas in domain-driven design (DDD) and transpose them into clean, testable, and quality code that is effective alongside the Laravel framework. This book teaches you how to implement the concepts and patterns present in DDD in the real world as a complete web application. With these tactics and concepts in place, you'll engage in a variety of example applications, built from the ground up, and taken directly from real-world domains. Begin by reviewing foundational stepping stones (with small, manageable examples to show proof of concepts as well as illustrations to conceptualize the more complex topics) of both DDD and Laravel. Specifically, such topics as entities, value objects, developing an ubiquitous language, DTOs, and knowledge discovery. Next, you will dive into some more advanced topics of DDD and use these concepts as a guide to make customizations to the default Laravel installation, giving you an understanding of why these alterations are vital to the DDD and Laravel platform. Finally, you will cover the very powerful Eloquent ORM that comes stock with Laravel and understand how it can be utilized to represent entities, handle repositories, and support domain events. Although there is a basic coverage chapter and a setup tutorial for Laravel (along with a high level intro about the components used within it), Domain-Driven Laravel is best suited to readers who have been at least exposed to the framework and have had the opportunity to tinker around with it. What You'll Learn Utilize a blazing-fast rapid development pipeline built from DDD building blocks and facilitated with Laravel Implement value objects, repositories, entities, anti-corruption layers and others using Laravel as a web framework Apply enhanced techniques for quick prototyping of complex requirements and quality results using an iterative and focused approach Create a base framework (Laravel) that can serve as a template to start off any project Gain insight on which details are important to a project's success and how to acquire the necessary knowledge Who This Book Is For Ideal for for frontend/backend web developers, devops engineers, Laravel framework lovers and PHP developers hoping to learn more about either Domain Driven Design or the possibilities with the Laravel framework. Those with a working knowledge of plain PHP can also gain value from reading this book.

Enhance your Gatsby skillset by building a series of ready-to-use web sites. With the aid of four projects, this book teaches you how to use Gatsby alongside the latest technologies, including Contentful, Twillio, and Stackbit. In the first project, you will create a simple agency site with a contact form and deploy it to Netlify. You'll then quickly be able to create other basic client sites. Next, you will learn to set up a blog site using Stackbit and Dev CMS. Other projects include a large site built with Contentful and a video chat using Twilio. Many Gatsby tutorials out there today only cover how to create blog sites - get ahead of the crowd using this book today. What You'll Learn Use Contentful CMS with Gatsby Build sites quickly with Stackbit service Develop a video chat site similar to Skype with Twilio services Deploy all sites in Netlify Add functionalities with the powerful Gatsby plugin ecosystem Integrate advertisements Who This Book Is For Anyone who wants to create a site using Gatsby. A little knowledge of React is expected but is not a necessity. You will need to be familiar with JavaScript concepts and be confident with basic web development.

Explore Raku problems and solutions using the latest version of the Raku programming language. In Raku Recipes, the emphasis is on applying Raku code to various important tasks and applications including data science, analytics, microservices, and desktop/console applications. There are also fun one-liner script recipes and instructions on how to create mini-languages of your very own. All in all, over 70 recipes cover a broad range of the tasks and problems encountered by a modern Raku developer. You'll be able to solve problems starting from basics such as input/output and math, to more complex domains such as microservices web sockets, web hooks, and mini-bots. What You Will Learn Put Raku to use in a real world environment Work with Raku modules, including design classes, roles, and more Query a GeoIP database and extract information from the web Carry out text processing such as creating a dictionary with fast searches over it and scraping markdown documents Work with MongoDB, WikiData, and other data sources Build data science and analytics applications using Raku Integrate with Python, C, and other languages and libraries Create mini-languages and shell scripting languages Who This Book Is For While some prior experience in Raku may be useful, it is not required. Prior programming experience using other scripting languages, such as Perl, is recommended, however.

Discover the concepts of creating dynamic web pages (HTML) with Python. This book reviews several methods available to serve up dynamic HTML including CGI, SSI, Django, and Flask. You will start by covering HTML pages and CSS in general and then move on to creating pages via CGI. It is easy to use and can serve as a foundation for the more advanced services available for launching dynamic web pages. Next you'll explore the SSI (Server Side Interface) method. This is a slightly more advanced interface included in mots web servers that adds functionality to modify static HTML pages to add such things as the current date or time, include additional HTML, and other features to a static web page before it is delivered to the user. The book also covers some of the key the Django module features, which must be added to the web server. These features include creating dynamic web pages and calling a database to provide additional information to the web page. Lastly you will explore the Flask module. While it has limited functionality on its own, it provides a very flexible environment to create a self designed system for delivery of dynamic web pages. By the time you finish this book, you will be able to choose the appropriate methodology for delivering dynamic information using fast HTML creation services. What You'll Learn Use HTML pages and CSS together to control the style of your web site. Install and configure SSI, Django, and Flask for Apache. Create dynamic web pages using CGI and creating a library of partial HTML pages to use in this task. Build dynamic web pages using SSI and auxiliary Python programs to enhance the SSI functionality. Develop dynamic web pages using Django. Who This Book Is For Software Developers with basic Python programming skills interested in learning Web Development

Learn how to build front-end applications that can help you ship applications faster with fewer defects. Many software projects fail because they are not planned well, or lack organization. Applying strategies from other industries can help you create better software. This book explores the "mise en place" technique from cooking and reveals how you can apply it to the art of creating software. In many professional kitchens, the work of preparing a meal is divided and performed in workstations to help create the whole. You'll review the philosophy behind this and see how to leverage this approach in your code. You'll also learn to visualize your applications as a series of components and build parts of your application in isolation - just like a professional chef crafting each part of the meal. The book describes to how to structure your code base for reuse, and how to communicate the code's intent to other developers. You'll develop your components in isolation and test these building blocks for quality at a granular level. Then compose these components as building blocks in increasingly complicated features. Finally, you'll apply some strategies not directly related to code to ensure maximum quality and efficiency. With Modern Front-end Architecture, developers of all levels will learn strategies that they and their teams can leverage to be more productive. What You'll Learn Structure an application as a series of components Build a component library that others in an organization can leverage Ensure quality and accessibility at a component level rather than a page or app level Test code in a way that gives the maximum amount of confidence while providing an excellent developer experience Automate repeatable tasks Who This Book Is For Front end developers looking to maximize their code for reuse, quality, and shipping features quickly. Experienced developers will pick up new techniques that they can apply to their code base. Less experienced developers will be able to start applications off on the right foot.

If you understand the basics of HTML5, CSS, and JavaScript and want to make quick sense of the extensive but often overwhelming reference documentation on D3.js, this short book is for you. Philipp K. Janert, author of Data Analysis with Open Source Tools (O'Reilly), provides a concise roadmap to this library, including its conventions and foundational concepts. D3.js for the Impatient is concise, yet comprehensive. Janert presents an overall survey of working with D3.js, while steering clear of long-winded and meandering explanations. Right away, this first chapter shows you how to create simple graphs and tackle two of the library's more unusual aspects: selecting and binding-the way D3.js uses DOM nodes to represent data visually. From there, you can easily explore individual chapters that adhere to your particular interests.

With this book, you'll learn how to take complete advantage of Google AdWords and AdSense, the sophisticated online advertising tools used by thousands of businesses, large and small. The second edition provides a substantially updated guide to advertising on the Web: how it works in general, and how Google's advertising programs in particular help you make money. You'll find everything you need to work with AdWords, which lets you generate text ads to accompany specific search term results, and AdSense, which automatically delivers precisely targeted text and image ads to your website. The book focuses on best practices, with several case studies that demonstrate which approaches work well, which don't, and why. Google's ad programs can help any business with a web presence, and this guide explains precisely how to use them. This book will help you: learn how to create effective campaign plans for your website; understand the PageRank algorithm, Search Engine Optimization (SEO), and Search Engine Marketing (SEM); drive traffic to your website, and make money as an advertising host; add AdSense code and Google search to your site; learn how content, search, and referral ads perform; create and edite AdWord campaigns; and, monitor AdWords activity and improve your campaign's performance.

Develop and deploy deep learning web apps using the TensorFlow.js library. TensorFlow. js is part of a bigger framework named TensorFlow, which has many tools that supplement it, such as TensorBoard , ml5js , tfjs-vis. This book will cover all these technologies and show they integrate with TensorFlow. js to create intelligent web apps. The most common and accessible platform users interact with everyday is their web browser, making it an ideal environment to deploy AI systems. TensorFlow.js is a well-known and battle-tested library for creating browser solutions. Working in JavaScript, the so-called language of the web, directly on a browser, you can develop and serve deep learning applications.You'll work with deep learning algorithms such as feedforward neural networks, convolutional neural networks (CNN), recurrent neural networks (RNN), and generative adversarial network (GAN). Through hands-on examples, apply these networks in use cases related to image classification, natural language processing, object detection, dimensionality reduction, image translation, transfer learning, and time series analysis. Also, these topics are very varied in terms of the kind of data they use, their output, and the training phase. Not everything in machine learning is deep networks, there is also what some call shallow or traditional machine learning. While TensorFlow.js is not the most common place to implement these, you'll be introduce them and review the basics of machine learning through TensorFlow.js. What You'll Learn Build deep learning products suitable for web browsers Work with deep learning algorithms such as feedforward neural networks, convolutional neural networks (CNN), recurrent neural networks (RNN), and generative adversarial network (GAN) Develop apps using image classification, natural language processing, object detection, dimensionality reduction, image translation, transfer learning, and time series analysis Who This Book Is For Programmers developing deep learning solutions for the web and those who want to learn TensorFlow.js with at least minimal programming and software development knowledge. No prior JavaScript knowledge is required, but familiarity with it is helpful.

Learn everything there is to know about the new secure runtime for JavaScript: Deno. A proposed replacement for Node.js envisioned and created by the same developer who wrote the first version of Node, Deno is a simple, modern and secure runtime for JavaScript and TypeScript that uses V8 and is built in Rust. This book will cover everything from its inception to the currently available version. You'll see how to take advantage of the security layer in order to avoid unwanted security holes, and how to use TypeScript to develop your applications without having to manually set up a build process. You'll also learn how to create and use modules without having to depend on a package manager, and much more. Armed with these newly learned concepts, by the time you finish this book, you'll be ready to build and test your own Deno applications. Whether you're a brand new developer to the back end with a JavaScript background or a seasoned Node.js developer looking to understand this competing technology, Introducing Deno will put you on the right path. What You'll Learn Learn why Deno was created and why it is different from Node Build real applications using Deno and related technologies Create backend applications with Typescript Resolve how to live without npm and package.json Set permissions and default behavior Who This Book Is For Anyone with knowledge of back-end development looking to learn a new way of doing things and those with a basic understanding of JavaScript and Node.js core concepts.

Gain an in-depth knowledge in immersive web development to create augmented reality (AR) and virtual reality (VR) applications inside web browsers using WebXR API, WebGL, Three.js, and A-Frame. This project-based book will provide the practice and portfolio content to make the most of what the futures of spatial computing and immersive technology have to offer. Beginning with technical analysis of how web browsers function, the book covers programming languages such as WebGL, JavaScript, and HTML, with an eye on a complete understanding of the WebXR lifecycle. You'll then explore how contemporary web browsers work at the code level and see how to set up a local development server and use it with the Visual Studio Code IDE to create 3D animation in the WebGL programming language. With a familiarity of the web-rendering pipeline in place, you'll venture on to WebGL abstractions such as the Three.js JavaScript library and Mozilla's A-Frame XR Framework, which use WebXR to create high-end visual effects. In the final projects of the book, you'll create an augmented reality web session for an Android phone device, and create a VR scene in A-Frame (built on Three.js) to demo essential components of the WebXR API pertaining to user positioning and interaction. Game engines have become common-place for the creation of mixed reality content. However, developers not interested in learning entirely new workflows may be better suited to work within a medium almost universally open to all-the web; AR and VR Using the WebXR API will show you the way. What You'll Learn Master the creation of virtual reality and augmented reality features for web page Prepare to work as an immersive web developer with a portfolio of projects in sought-after technologies Review the fundamentals of writing shaders in WebGL Experience the unity between client, server, and cloud architecture as it applies to location-based AR Who This Book Is For Aspiring immersive web developers and developers already familiar with the fundamentals of web development who want to further explore topics such as spatial computing, computer vision, spatial anchors, and cloud-computing for multi-user social experiences.

Discover the powerful ESP8266 and ESP32 microcontrollers and their Wi-Fi communication. The ESP32 microcontroller features Bluetooth and BLE communication in addition to Wi-Fi. The book emphasizes practical projects and readers are guided through Wi-Fi and Bluetooth communication, mobile app design and build, ESP-NOW and LoRa communication, and signal generation. Projects throughout the book utilize the Wi-Fi functionality and processing power of the ESP microcontrollers. Projects are built in the Arduino IDE, so you don't need to download other programming software. Mobile apps are now ubiquitous, making the app build projects of the book very relevant, as are the web page design projects. In Electronics Projects with the ESP8266 and ESP32, you'll see how easy and practical it is to access information over the internet, develop web pages, build mobile apps to remotely control devices with speech recognition or incorporate Google Maps in a GPS route tracking app. You will * Build practical electronics projects with an ESP8266 or ESP32 microcontroller with Wi-Fi communication * Use the Wi-Fi function of the ESP8266 and ESP32 to update web pages * Communicate with your mobile phone or smart watch by Bluetooth Low Energy * Transmit and receive information to control remote devices over the internet * Understand the design and build of mobile apps for internet based applications * Apply your computer programming skills in C++, JavaScript, AJAX and JSON * Use WebSocket, MQTT brokers and IFTTT for fast two-way communication with webpages Who This Book Is For The target audience is for Makers and Tinkerers who want to build internet/intranet based applications with more powerful microcontrollers, such as the ESP8266 or ESP32. A level of C++ programming expertise with the Arduino IDE is assumed, although all sketches are fully described and comprehensively commented.