JavaScript Promises Essentials

Orchestrating asynchronous function calls in JavaScript often leads to callback hell, but there is a reliable way to avoid this painful state of affairs. With this concise and simple guide, you'll learn how to use jQuery deferreds and promises, an elegant approach for managing asynchronous calls in both client and server applications.This book contains 18 examples that use deferreds to solve progressively challenging real-world programming problems, along with 75 stimulating puzzles (and their solutions) that will help you understand how and when to use deferreds. Experienced JavaScript programmers will learn new tricks in a fun way, and become immersed in the practice of event-based programming.Understand the logic behind creating deferreds and retu...

Mootools is a light, modular JavaScript framework that makes adding Ajax, animations, and interactive elements to your site a breeze. But its more than fancy effects and shortcuts; Mootools enhances the JavaScript language and makes writing clean, objectoriented code almost pleasant. Unlocking the power of Mootools, and therefore JavaScript, isnt that hard, but knowing where to start can be. Mootools Essentials aims to help you accomplish that task with the following: Illustrations of nearly every class and function in the library Realworld examples of how to use them Written by Mootools user/contributor and Mootorial author, Aaron Newton. See how Mootools makes JavaScript more powerful! What youll learn Access the complete reference to the Moot...

Successfully build advanced JSON-fueled web applications with this practical, hands-on guide Overview Deploy JSON across various domains Facilitate metadata storage with JSON Build a practical data-driven web application with JSON In Detail The exchange of data over the Internet has been carried out since its inception. Delimiter-separated lists such as CSV and tag-separated languages such as XML are very popular, yet they are considered to be verbose by a section of developers. JSON (JavaScript Object Notation) is a lightweight text-based code to create objects to transfer data over the Internet. It is a data exchange format that is human-readable (like XML, but without the markup around your actual payload) and its syntax is a subset of the JavaS...