Hands-On JavaScript High Performance. Build faster web apps using Node.js, Svelte.js, and WebAssembly

Justin Scherer

High-performance web development is all about cutting through the complexities in different layers of a web app and building services and APIs that improve the speed and performance of your apps on the browser. With emerging web technologies, building scalable websites and sustainable web apps is smoother than ever. This book starts by taking you through the web frontend, popular web development practices, and the latest version of ES and JavaScript. You'll work with Node.js and learn how to build web apps without a framework. The book consists of three hands-on examples that help you understand JavaScript applications at both the server-side and the client-side using Node.js and Svelte.js. Each chapter covers modern techniques such as DOM manipulation and V8 engine optimization to strengthen your understanding of the web. Finally, you’ll delve into advanced topics such as CI/CD and how you can harness their capabilities to speed up your web development dramatically.By the end of this web development book, you'll have understood how the JavaScript landscape has evolved, not just for the frontend but also for the backend, and be ready to use new tools and techniques to solve common web problems.

Redis Stack for Application Modernization. Build real-time multi-model applications at any scale with Redis

Luigi Fugaro, Mirko Ortensi

In modern applications, efficiency in both operational and analytical aspects is paramount, demanding predictable performance across varied workloads. This book introduces you to Redis Stack, an extension of Redis and guides you through its broad data modeling capabilities. With practical examples of real-time queries and searches, you’ll explore Redis Stack’s new approach to providing a rich data modeling experience all within the same database server.You’ll learn how to model and search your data in the JSON and hash data types and work with features such as vector similarity search, which adds semantic search capabilities to your applications to search for similar texts, images, or audio files. The book also shows you how to use the probabilistic Bloom filters to efficiently resolve recurrent big data problems. As you uncover the strengths of Redis Stack as a data platform, you’ll explore use cases for managing database events and leveraging introduce stream processing features. Finally, you’ll see how Redis Stack seamlessly integrates into microservices architectures, completing the picture.By the end of this book, you’ll be equipped with best practices for administering and managing the server, ensuring scalability, high availability, data integrity, stored functions, and more.

Salesforce End-to-End Implementation Handbook. A practitioner's guide for setting up programs and projects to deliver superior business outcomes

Kristian Margaryan Jorgensen, Tameem Bahri

With ever-growing digital transformation programs involving Salesforce, there is a greater need for a comprehensive overview of the phases and activities specific to Salesforce implementations. This book will act as a detailed guide for your Salesforce implementation journey, including common issues and pitfalls to mitigate and prevent errors.The Salesforce End-to-End Implementation Handbook starts with the pre-development phase. Here you’ll understand how to define the vision and nature of your project, determine your change management strategy and delivery methodology, learn to build a business case for your project, get insights on engaging with Salesforce and implementation partners, and learn to establish a governance framework.As you progress, you’ll gain insights on the necessary activities, milestones, and common issues faced in Salesforce implementation, along with strategies to mitigate them. At the end of each section, you’ll find evaluation checklists to assess the state of your Salesforce implementation.By the end of this book, you’ll be well-equipped to set up Salesforce projects and programs effectively and deliver maximum ROI.

Raspberry Pi Cookbook for Python Programmers. The Raspberry Pi Cookbook has over 50 tailor-made recipes for programmers to get the most out of Raspberry Pi using Python to unleash its huge potential

Timothy Cox, Tim Cox

React and React Native. Build cross-platform JavaScript and TypeScript apps for the web, desktop, and mobile - Fifth Edition

Mikhail Sakhniuk, Adam Boduch

Welcome to your big-picture guide to the React ecosystem.If you’re new to React and looking to become a professional React developer, this book is for you. This updated fifth edition reflects the current state of React, including React framework coverage as well as TypeScript.Part 1 introduces you to React. You’ll discover JSX syntax, hooks, functional components, and event handling, learn techniques to fetch data from a server, and tackle the tricky problem of state management. Once you’re comfortable with writing React in JavaScript, you’ll pick up TypeScript development in later chapters.Part 2 transitions you into React Native for mobile development. React Native goes hand-in-hand with React. With your React knowledge behind you, you’ll appreciate where and how React Native differs as you write shared components for Android and iOS apps. You’ll learn how to build responsive layouts, use animations, and implement geolocation.By the end of this book, you’ll have a big-picture view of React and React Native and be able to build applications with both.

OpenCart Theme and Module Development. Create custom themes and modules using the exciting new features of OpenCart

Rupak Nepali

Learn C Programming. A beginner's guide to learning the most powerful and general-purpose programming language with ease - Second Edition

Jeff Szuhay

The foundation for many modern programming languages such as C++, C#, JavaScript, and Go, C is widely used as a system programming language as well as for embedded systems and high-performance computing. With this book, you'll be able to get up to speed with C in no time.The book takes you through basic programming concepts and shows you how to implement them in the C programming language. Throughout the book, you’ll create and run programs that demonstrate essential C concepts, such as program structure with functions, control structures such as loops and conditional statements, and complex data structures. As you make progress, you’ll get to grips with in-code documentation, testing, and validation methods. This new edition expands upon the use of enumerations, arrays, and additional C features, and provides two working programs based on the code used in the book. What's more, this book uses the method of intentional failure, where you'll develop a working program and then purposely break it to see what happens, thereby learning how to recognize possible mistakes when they happen.By the end of this C programming book, you’ll have developed basic programming skills in C that can be easily applied to other programming languages and have gained a solid foundation for you to build on as a programmer.

SELinux System Administration. Effectively secure your Linux systems with SELinux - Second Edition

Sven Vermeulen

Do you have the crucial job of protecting your private and company systems from malicious attacks and undefined application behavior? Are you looking to secure your Linux systems with improved access controls? Look no further, intrepid administrator! This book will show you how to enhance your system’s secure state across Linux distributions, helping you keep application vulnerabilities at bay. This book covers the core SELinux concepts and shows you how to leverage SELinux to improve the protection measures of a Linux system. You will learn the SELinux fundamentals and all of SELinux’s configuration handles including conditional policies, constraints, policy types, and audit capabilities. These topics are paired with genuine examples of situations and issues you may come across as an administrator. In addition, you will learn how to further harden the virtualization offering of both libvirt (sVirt) and Docker through SELinux. By the end of the book you will know how SELinux works and how you can tune it to meet your needs.