UI Testing with Puppeteer. Implement end-to-end testing and browser automation using JavaScript and Node.js

Dario Kondratiuk

Puppeteer is an open source web automation library created by Google to perform tasks such as end-to-end testing, performance monitoring, and task automation with ease. Using real-world use cases, this book will take you on a pragmatic journey, helping you to learn Puppeteer and implement best practices to take your automation code to the next level!Starting with an introduction to headless browsers, this book will take you through the foundations of browser automation, showing you how far you can get using Puppeteer to automate Google Chrome and Mozilla Firefox. You’ll then learn the basics of end-to-end testing and understand how to create reliable tests. You’ll also get to grips with finding elements using CSS selectors and XPath expressions. As you progress through the chapters, the focus shifts to more advanced browser automation topics such as executing JavaScript code inside the browser. You’ll learn various use cases of Puppeteer, such as mobile devices or network speed testing, gauging your site’s performance, and using Puppeteer as a web scraping tool.By the end of this UI testing book, you’ll have learned how to make the most of Puppeteer’s API and be able to apply it in your real-world projects.

Hands-On Blockchain for Python Developers. Empowering Python developers in the world of blockchain and smart contracts - Second Edition

Arjuna Sky Kok

We are living in the age of decentralized fi nance and NFTs. People swap tokens on Uniswap, borrow assets from Aave, send payments with stablecoins, trade art NFTs on OpenSea, and more. To build applications of this kind, you need to know how to write smart contracts.This comprehensive guide will help you explore all the features of Vyper, a programming language designed to write smart contracts. You’ll also explore the web3.py library. As you progress, you’ll learn how to connect to smart contracts, read values, and create transactions. To make sure your foundational knowledge is strong enough, the book guides you through Ape Framework, which can help you create decentralized exchanges, NFT marketplaces, voting applications, and more. Each project provides invaluable insights and hands-on experience, equipping you with the skills you need to build real-world blockchain solutions.By the end of this book, you’ll be well versed with writing common Web3 applications such as a decentralized exchange, an NFT marketplace, a voting application, and more.

VMware Horizon View High Availability. Design, develop and deploy a highly available vSphere environment for VMware Horizon View

Andrew Alloway

IBM Lotus Quickr 8.5 for Domino Administration. Ensure effective and efficient team collaboration by building a solid social infrastructure with IBM Lotus Quickr 8.5

Keith Brooks, Olusola Omosaiye, Mark Harper, David Byrd, ...

When the IT strategy calls for maximizing the value of social software for building effective teams, neither social networking nor team collaboration is sufficient on its own. Lotus Quickr Team Collaboration software delivers the promise of social software; but ensuring that a business's social networking site is compliant can be daunting. This book will help you ensure effective and efficient team collaboration by building a solid social infrastructure with IBM Lotus Quickr 8.5.The book will familiarize system administrators with all the information they need to install, upgrade, and manage IBM Lotus Quickr 8.5. You will also learn to leverage social software principles to foster diverse teams in an interconnected world. This book will help you break virtual boundaries and remove the impediments to the development of high-performance teams through the use of IBM Lotus Quickr 8.5.This practical book starts off by providing you with a clear, detailed walkthrough of key concepts including collaboration beyond document management, and adopting social collaboration in an enterprise.We then examine the product architecture of Lotus Quickr services and provide a walkthrough of deployment aspects of Lotus Quickr to provide a scalable environment through clustering. We cover some of the basic tools used to set up and manage the IBM Lotus Quickr server along with unique methods for upgrading to the latest 8.5 version. We provide you with an in-depth look at the concepts of Lotus Quickr Connectors deployment, management, and a new capability around Windows-based single sign-on to solve a variety of problems.By the end of this book, you will be able to build a well-executed social collaboration platform that delivers the productivity edge needed to succeed in the digitally interconnected business world of today.

Learning Three.js - the JavaScript 3D Library for WebGL. Create stunning 3D graphics in your browser using the Three.js JavaScript library

Jos Dirksen

Svelte with Test-Driven Development. Advance your skills and write effective automated tests with Vitest, Playwright, and Cucumber.js

Daniel Irvine

Svelte is a popular front-end framework used for its focus on performance and user-friendliness, and test-driven development (TDD) is a powerful approach that helps in creating automated tests before writing code. By combining them, you can create efficient, maintainable code for modern applications. Svelte with Test-Driven Development will help you learn effective automated testing practices to build and maintain Svelte applications.In the first part of the book, you’ll find a guided walkthrough on building a SvelteKit application using the TDD workflow. You’ll uncover the main concepts for writing effective unit test cases and practical advice for developing solid, maintainable test suites that can speed up application development while remaining effective as the application evolves. In the next part of the book, you’ll focus on refactoring and advanced test techniques, such as using component mocks and writing BDD-style tests with the Cucumber.js framework. In the final part of the book, you’ll explore how to test complex application and framework features, including authentication, Svelte stores, and service workers.By the end of this book, you’ll be well-equipped to build test-driven Svelte applications by employing theoretical and practical knowledge.

Test-Driven Java Development. Invoke TDD principles for end-to-end application development - Second Edition

Alex Garcia, Viktor Farcic

Test-driven development (TDD) is a development approach that relies on a test-first procedure that emphasizes writing a test before writing the necessary code, and then refactoring the code to optimize it.The value of performing TDD with Java, one of the longest established programming languages, is to improve the productivity of programmers and the maintainability and performance of code, and develop a deeper understanding of the language and how to employ it effectively.Starting with the basics of TDD and understanding why its adoption is beneficial, this book will take you from the first steps of TDD with Java until you are confident enough to embrace the practice in your day-to-day routine.You'll be guided through setting up tools, frameworks, and the environment you need, and we will dive right into hands-on exercises with the goal of mastering one practice, tool, or framework at a time. You'll learn about the Red-Green-Refactor procedure, how to write unit tests, and how to use them as executable documentation.With this book, you'll also discover how to design simple and easily maintainable code, work with mocks, utilize behavior-driven development, refactor old legacy code, and release a half-finished feature to production with feature toggles.You will finish this book with a deep understanding of the test-driven development methodology and the confidence to apply it to application programming with Java.

Windows Azure programming patterns for Start-ups. A step-by-step guide to create easy solutions to build your business using Windows Azure services with this book and

Riccardo Becker

Leverage different Windows Azure components together with your existing Microsoft .NET skills to fully take advantage of the power of Windows Azure. Use this book to start small and end big by creating and using storage, cloud services, sql databases, networking, caching and other innovative technology to realize your first top-class Windows Azure service!Windows Azure for Start-ups is an incremental guide that will take you from the essentials of the Windows Azure platform up to the realization of your own cloud services running on the platform. You will learn how to apply different technologies of the Windows Azure platform with the help of examples all focusing on one single fictitious start-up scenario.This book is centred around a fictitious company called Geotopia that wants to build a brand new social network by using the Windows Azure platform. It will take the reader from the theory and rationale behind Windows Azure right to building services and coding C#.The books starts by outlining the concepts of Windows Azure. It then demonstrates how to set up a development environment and how to build your application by using different storage mechanisms, applying different features from the Windows Azure platform and ending with the newest features explained from the latest release.Windows Azure for Startups will help you take full advantage of the Windows Azure platform and bring your new service online as quickly as possible.

Drupal 7 First Look. Learn the new features of Drupal 7, how they work and how they will impact you

Mark Noble, Dries Buytaert

Drupal 7 contains features for which site administrators have been clamoring for years, including support for fields, an improved administration interface, better database support, improved theming, and more. You could of course make a laborious search on sites, blogs, and many online tutorials that would promise to update you about every new feature, but there's an even better way to know all about Drupal 7's new features: Drupal 7 First Look is the first and only book that covers all of the fantastic new features in Drupal 7 in depth and covers the process of upgrading your Drupal 6 site to Drupal 7. If you've used Drupal 6 and want to use Drupal 7, you need this book.Drupal 7 First Look takes an in-depth look into all of the major new features in Drupal 7 so you can quickly take full advantage of Drupal 7. It also assists you in upgrading your site to Drupal 7. Some of the new features in Drupal 7 include:Fields API, based on Drupal 6 CCK, which allows you to easily build your own content typesImproved user interface for administering your websiteBuilt-in support for working with images and filesImproved security for the site and users of the siteCompletely rewritten database layer DBTNG to make working with the database easier and more secure. Improved API for custom module development and user interface theming

Ext JS 4 Plugin and Extension Development. This book makes it fast and fun for ExtJS developers to get to grips with developing plugins and extensions. The step-by-step instructions, with plentiful examples and code, will give you the skills in no time

Abdullah Al Mohammad

Ext JS is a pure JavaScript application framework for building interactive web applications using techniques such as Ajax, DHTML, and DOM scripting.Ext JS 4 Plugin and Extension Development is a practical, step-by-step tutorial which guides you to learn and develop ExtJS plugins and extensions. There are a lot of examples with explanations and plenty of code provided to make it easier and quicker to pick up.Starting with the fundamentals, this book introduces some of the ExtJS library and community provided plugins and extensions and finishes with several hands-on, real world development examples. You will get a clear concept of ExtJS plugins and extensions and learn how to use them. You will also learn how to develop an ExtJS plugin and extension by going through several examples with code and screenshots.Ext JS 4 Plugin and Extension Development book will provide you with the knowledge to develop ExtJS plugins and extensions using real-life examples.

The Photographer's Guide to Adobe Lightroom. Learn industry-standard best practices and techniques to get the best out of the latest version of Lightroom Classic

Marcin Lewandowski

It takes talent to be a great photographer, but in the digital era, it also takes a level of technical proficiency. Adobe Photoshop Lightroom Classic was designed as a one-stop solution for photographers to perfect their final products on a desktop-focused workflow, which includes local storage of your photos in files and folders on your computer. Knowing how to efficiently navigate through Lightroom means that you’ll be able to concentrate on being creative instead of wondering “what does this button do”.Complete with step-by-step explanations of essential concepts and practical examples, you will begin with importing photographs into Lightroom. You’ll focus on how to sort through, sequence, develop, and export ready files in various formats, or even design a book and create gallery-ready prints. Next, you will learn how to make informed decisions within Lightroom and how to approach your work depending on the set of photographs you are working on. This guide also illustrates real-life usage and workflow examples that are not just for aspiring professionals, but also for artists and amateurs who are still getting to grips with the technical side of photography.By the end of this book, you'll be confident in importing, editing, sorting, developing, and delivering your photos like a professional.

Modern CMake for C++. Effortlessly build cutting-edge C++ code and deliver high-quality solutions - Second Edition

Rafał Świdziński, Alexander Kushnir

Modern CMake for C++ isn't just another reference book, or a repackaging of the documentation, but a blueprint to bridging the gap between learning C++ and being able to use it in a professional setting. It's an end-to-end guide to the automation of complex tasks, including building, testing, and packaging software.This second edition is significantly rewritten, restructured and refreshed with latest additions to CMake, such as support of C++20 Modules.In this book, you'll not only learn how to use the CMake language in CMake projects but also discover how to make those projects maintainable, elegant, and clean. As you progress, you'll dive into the structure of source directories, building targets, and packages, all while learning how to compile and link executables and libraries. You'll also gain a deeper understanding of how those processes work and how to optimize builds in CMake for the best results. You'll discover how to use external dependencies in your project – third-party libraries, testing frameworks, program analysis tools, and documentation generators. Finally, you'll gain profi ciency in exporting, installing, and packaging for internal and external purposes.By the end of this book, you'll be able to use CMake confi dently at a professional level.

Learning Angular. A practical guide to building web applications with modern Angular - Fifth Edition

Aristeidis Bampakos, Bonnie Brennan, Pablo Deeleman

Angular is an extremely fast, cross-platform JavaScript framework loved by millions. Learning Angular is a comprehensive introduction to the framework from an experienced Angular developer and Google Developer Expert. You’ll learn the Angular way of development as you build a real-world app from the ground up.Updated for Angular 19, this fifth edition tackles landmark changes in Angular after the “Angular Renaissance”. It covers app creation with standalone components, Angular Signals, and the new control flow syntax, while acknowledging differences in approach in older Angular code. You’ll also find a brand-new chapter on optimizing performance with SSR and hydration, as well as revamped content on TypeScript.Angular developers of all experience levels will benefit from this book. It is especially useful if you are new to Angular, as it will help you get to grips with the bare bones of the framework.By the end of this book, you'll be able to create Angular applications with TypeScript from scratch and apply best practices in any Angular codebase.

Python for Finance Cookbook. Over 50 recipes for applying modern Python libraries to financial data analysis

Eryk Lewinson

Python is one of the most popular programming languages used in the financial industry, with a huge set of accompanying libraries. In this book, you'll cover different ways of downloading financial data and preparing it for modeling. You'll calculate popular indicators used in technical analysis, such as Bollinger Bands, MACD, RSI, and backtest automatic trading strategies. Next, you'll cover time series analysis and models, such as exponential smoothing, ARIMA, and GARCH (including multivariate specifications), before exploring the popular CAPM and the Fama-French three-factor model. You'll then discover how to optimize asset allocation and use Monte Carlo simulations for tasks such as calculating the price of American options and estimating the Value at Risk (VaR). In later chapters, you'll work through an entire data science project in the financial domain. You'll also learn how to solve the credit card fraud and default problems using advanced classifiers such as random forest, XGBoost, LightGBM, and stacked models. You'll then be able to tune the hyperparameters of the models and handle class imbalance. Finally, you'll focus on learning how to use deep learning (PyTorch) for approaching financial tasks.By the end of this book, you’ll have learned how to effectively analyze financial data using a recipe-based approach.

R Graphs Cookbook. Over 70 recipes for building and customizing publication-quality visualizations of powerful and stunning R graphs

Jaynal Abedin, Jaynal Abedin, Hrishi Mittal

Cloud Native Software Security Handbook. Unleash the power of cloud native tools for robust security in modern applications

Mihir Shah

For cloud security engineers, it’s crucial to look beyond the limited managed services provided by cloud vendors and make use of the wide array of cloud native tools available to developers and security professionals, which enable the implementation of security solutions at scale. This book covers technologies that secure infrastructure, containers, and runtime environments using vendor-agnostic cloud native tools under the Cloud Native Computing Foundation (CNCF).The book begins with an introduction to the whats and whys of the cloud native environment, providing a primer on the platforms that you’ll explore throughout. You’ll then progress through the book, following the phases of application development. Starting with system design choices, security trade-offs, and secure application coding techniques that every developer should be mindful of, you’ll delve into more advanced topics such as system security architecture and threat modelling practices. The book concludes by explaining the legal and regulatory frameworks governing security practices in the cloud native space and highlights real-world repercussions that companies have faced as a result of immature security practices.By the end of this book, you'll be better equipped to create secure code and system designs.

Unreal Engine 4 Virtual Reality Projects. Build immersive, real-world VR applications using UE4, C++, and Unreal Blueprints

Kevin Mack, Robert Ruud

Unreal Engine 4 (UE4) is a powerful tool for developing VR games and applications. With its visual scripting language, Blueprint, and built-in support for all major VR headsets, it's a perfect tool for designers, artists, and engineers to realize their visions in VR. This book will guide you step-by-step through a series of projects that teach essential concepts and techniques for VR development in UE4. You will begin by learning how to think about (and design for) VR and then proceed to set up a development environment. A series of practical projects follows, taking you through essential VR concepts. Through these exercises, you'll learn how to set up UE4 projects that run effectively in VR, how to build player locomotion schemes, and how to use hand controllers to interact with the world. You'll then move on to create user interfaces in 3D space, use the editor's VR mode to build environments directly in VR, and profile/optimize worlds you've built. Finally, you'll explore more advanced topics, such as displaying stereo media in VR, networking in Unreal, and using plugins to extend the engine. Throughout, this book focuses on creating a deeper understanding of why the relevant tools and techniques work as they do, so you can use the techniques and concepts learned here as a springboard for further learning and exploration in VR.

Mastering .NET Machine Learning. Use machine learning in your .NET applications

Jamie Dixon

.Net is one of the widely used platforms for developing applications. With the meteoric rise of Machine learning, developers are now keen on finding out how can they make their .Net applications smarter. Also, .NET developers are interested into moving into the world of devices and how to apply machine learning techniques to, well, machines.This book is packed with real-world examples to easily use machine learning techniques in your business applications. You will begin with introduction to F# and prepare yourselves for machine learning using .NET framework. You will be writing a simple linear regression model using an example which predicts sales of a product. Forming a base with the regression model, you will start using machine learning libraries available in .NET framework such as Math.NET, Numl.NET and Accord.NET with the help of a sample application. You will then move on to writing multiple linear regressions and logistic regressions.You will learn what is open data and the awesomeness of type providers. Next, you are going to address some of the issues that we have been glossing over so far and take a deep dive into obtaining, cleaning, and organizing our data. You will compare the utility of building a KNN and Naive Bayes model to achieve best possible results.Implementation of Kmeans and PCA using Accord.NET and Numl.NET libraries is covered with the help of an example application. We will then look at many of issues confronting creating real-world machine learning models like overfitting and how to combat them using confusion matrixes, scaling, normalization, and feature selection. You will now enter into the world of Neural Networks and move your line of business application to a hybrid scientific application. After you have covered all the above machine learning models, you will see how to deal with very large datasets using MBrace and how to deploy machine learning models to Internet of Thing (IoT) devices so that the machine can learn and adapt on the fly.

Protocol Buffers Handbook. Getting deeper into Protobuf internals and its usage

Clément Jean

Explore how Protocol Buffers (Protobuf) serialize structured data and provides a language-neutral, platform-neutral, and extensible solution. With this guide to mastering Protobuf, you'll build your skills to effectively serialize, transmit, and manage data across diverse platforms and languages.This book will help you enter the world of Protocol Buffers by unraveling the intricate nuances of Protobuf syntax and showing you how to define complex data structures. As you progress, you’ll learn schema evolution, ensuring seamless compatibility as your projects evolve. The book also covers advanced topics such as custom options and plugins, allowing you to tailor validation processes to your specific requirements. You’ll understand how to automate project builds using cutting-edge tools such as Buf and Bazel, streamlining your development workflow. With hands-on projects in Go and Python programming, you’ll learn how to practically apply Protobuf concepts. Later chapters will show you how to integrate data interchange capabilities across different programming languages, enabling efficient collaboration and system interoperability.By the end of this book, you’ll have a solid understanding of Protobuf internals, enabling you to discern when and how to use and redefine your approach to data serialization.

Instant Creating Data Models with PowerPivot How-to. Build better business intelligence with this practical guide to creating Excel data models with PowerPivot

Leo Taehyung Lee, Taehyung Lee

Microsoft PowerPivot is a free software designed to enhance Microsoft Excel. It allows the user to make extensive use of his/her computer's powers to draw data from various sources, do analysis across millions of rows of data, and present results in a very unique format.Instant Creating Data Models with PowerPivot How-to is a concise and to-the-point guide that helps you get a jump start on using this strong business intelligence tool, while still working in an environment similar to Excel. You will begin with data generation and manipulation, learning a new feature at each step by building onto the old file, and ultimately creating a comprehensive file.Instant Creating Data Models with PowerPivot How-to will guide the user through database installation, importing data from various sources, creating pivot charts and tables, utilizing a unique feature of PowerPivot called slicers,adding custom columns, and setting custom relationships between data to generate the ultimate customized dataset for analysis. By the end of the book and all the sections of Microsoft PowerPivot for Excel, the reader will be fully experienced and ready to utilize this powerful software.

Arduino Robotic Projects. Build awesome and complex robots with the power of Arduino

Richard Grimmett

Android Studio 4.2 Development Essentials - Kotlin Edition. Developing Android applications using Android Studio 4.2, Kotlin, and Android Jetpack

Neil Smyth

Android Studio is an Integrated Development Environment that is based on the JetBrains IntelliJ IDEA. It provides developers with a unique platform to design and develop Android apps using various developer tools. The new Android Studio 4.2 has an upgraded IntelliJ platform and a variety of new features designed to improve the productivity of Android app developers. Fully updated for Android Studio 4.2, the objective of this book is to help you master the skills necessary to develop Android applications using Kotlin as the programming language.This book begins by outlining the steps necessary to set up an Android development and testing environment and introduces programming in Kotlin, addressing data types, flow control, functions, lambdas, and object-oriented programming. It includes an overview of Android Studio, covering areas such as tool windows, the code editor, and the Layout Editor tool. An introduction to Android architecture is followed by an in-depth explanation of the design of Android applications and user interfaces using the Android Studio environment.Early chapters detail Android Architecture components like view models, lifecycle management, Room database access, the Database Inspector, app navigation, live data, and data binding. Advanced topics such as intents are also covered, as are touch screen handling, gesture recognition, and the recording and playback of audio. You will also explore printing, transitions, cloud-based file storage, and foldable device support.Detailed descriptions of material design concepts are provided, including the use of floating action buttons, Snackbars, tabbed interfaces, card views, navigation drawers, and collapsing toolbars. Some key features of Android Studio 4.2 and Android discussed in-depth include the Layout Editor, the ConstraintLayout and ConstraintSet classes, MotionLayout Editor, view binding, constraint chains, barriers, and direct reply notifications. Later chapters cover advanced features of Android Studio such as App links, Dynamic Delivery, the Android Studio Profiler, Gradle build configuration, and submitting apps to the Google Play Developer Console.

Rancher Deep Dive. Manage enterprise Kubernetes seamlessly with Rancher

Matthew Mattox

Knowing how to use Rancher enables you to manage multiple clusters and applications without being locked into a vendor’s platform. This book will guide you through Rancher’s capabilities while deepening your understanding of Kubernetes and helping you to take your applications to a new level.The book begins by introducing you to Rancher and Kubernetes, helping you to learn and implement best practices. As you progress through the chapters, you’ll understand the strengths and limitations of Rancher and Kubernetes and discover all the different ways to deploy Rancher. You’ll also find out how to design and deploy Kubernetes clusters to match your requirements. The concluding chapters will show you how to set up a continuous integration and continuous deployment (CI/CD) pipeline for deploying applications into a Rancher cluster, along with covering supporting services such as image registries and Helm charts.By the end of this Kubernetes book, you’ll be able to confidently deploy your mission-critical production workloads on Rancher-managed Kubernetes clusters.

Backbone.js Patterns and Best Practices. Improve your Backbone.js skills with this step-by-step guide to patterns and best practice. It will help you reduce boilerplate in your code and provide plenty of open source plugin solutions to common problems along the way

Swarnendu De