With the advent of HTML5, front-end MVC, and Node.js, JavaScript is ubiquitous-and still messy. This book will give a solid foundation for managing async tasks without losing your sanity in a tangle of callbacks. It's a fast-paced guide to the most essential techniques for dealing with async behavior, including PubSub, evented models and Promises.
CoffeeScript is a programming language that transcompiles to JavaScript. The language enhances JavaScript's brevity and readability, as well as adding more sophisticated features like array comprehension and pattern matching. CoffeeScript compiles predictably to JavaScript and programs can be written with less code with no effect on runtime performance
Test-Driven React helps you refine your React workflow to give you the feedback you need as quickly as possible. Write strong tests and run them continuously as you work, split complex code up into manageable pieces, and stay focused on what's important by automating away mundane, trivial tasks.