Summary

More than ever, the web is a universal platform for all types of applications, and JavaScript is the language of the web. If you're serious about web development, it's not enough to be a decent JavaScript coder. You need to be ninja-stealthy, efficient, and ready for anything. This book shows you how.

Purchase of the print book includes a free eBook in PDF, Kindle, and ePub formats from Manning Publications.

About the Technology

JavaScript is rapidly becoming a universal language for every type of application, whether on the web, on the desktop, in the cloud, or on mobile devices. When you become a JavaScript pro, you have a powerful skill set that’s usable across all these domains.

About the Book

Secrets of the JavaScript Ninja, Second Edition uses practical examples to clearly illustrate each core concept and technique. This completely revised edition shows you how to master key JavaScript concepts such as functions, closures, objects, prototypes, and promises. It covers APIs such as the DOM, events, and timers. You’ll discover best practice techniques such as testing, and cross-browser development, all taught from the perspective of skilled JavaScript practitioners.

What’s Inside

Writing more effective code with functions, objects, and closures
Learning to avoid JavaScript application pitfalls
Using regular expressions to write succinct text-processing code
Managing asynchronous code with promises
Fully revised to cover concepts from ES6 and ES7

About the Reader

You don’t have to be a ninja to read this book—just be willing to become one. Are you ready?

About the Authors

John Resig is an acknowledged JavaScript authority and the creator of the jQuery library. Bear Bibeault is a web developer and author of the first edition, as well as coauthor of Ajax in Practice, Prototype and Scriptaculous in Action, and jQuery in Action from Manning. Josip Maras is a post-doctoral researcher and teacher.

Table of Contents

PART 1 - WARMING UP

JavaScript is everywhere
Building the page at runtime

PART 2 - UNDERSTANDING FUNCTIONS

First-class functions for the novice: definitions and arguments
Functions for the journeyman: understanding function invocation
Functions for the master: closures and scopes
Functions for the future: generators and promises

PART 3 - DIGGING INTO OBJECTS AND FORTIFYING YOUR CODE

Object orientation with prototypes
Controlling access to objects
Dealing with collections
Wrangling regular expressions
Code modularization techniques

PART 4 - BROWSER RECONNAISSANCE

Working the DOM
Surviving events
Developing cross-browser strategies

Acerca del autor

John Resig is the Dean of Open Source and head of JavaScript development at Khan Academy and the author of the book Pro JavaScript Techniques. He's also the creator and lead developer of the jQuery JavaScript library.

Bear Bibeault is a web developer and coauthor of Ajax in Practice, Prototype and Scriptaculous in Action, and jQuery in Action from Manning Publications.

Josip Maras is a post-doctoral researcher and teacher whose thesis on automating reuse in web application development included implementing a JavaScript interpreter in JavaScript.

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