If you\'re like most developers, you rely heavily on JavaScript to build interactive and quick-responding web applications. The problem is that all of those lines of JavaScript code can slow down your apps. This book reveals techniques and strategies to help you eliminate performance bottlenecks during development. You\'ll learn optimal ways to load code onto a page, programming tips to help your JavaScript run as efficiently and quickly as possible, best practices to build and deploy your files to a production environment, and more.