Array(16).join("wat" - 1) + " Batman!";
jQuery is a powerful tool for front-end developers, but it does not alleviate the responsibility of ensuring your code is efficient.
Writing tests is an important part of software development process. Unit tests form a core part of testing process where each functional block is tested as an independent unit.
Converting XML files to JSON is a good practice for providing easy manipulation and preparing service responses. You can accomplish this efficiently with just three lines of code.
Learn how to split a string into an array.
This guide will teach you how to concatenate, or join, all elements of an array into a single string.
Tabbed browsing has become the standard so modern browsers have provided a way for developers to determine if a tab has focus. This uses the HTML 5 Page Visibility API.
Sure there are plugins that will do this for you, but here's a quick and easy way.