Built-in JavaScript objects and functions are ones you'll use all the time. Here's how to use Object, JSON, String, Math, Date, and console in your JavaScript programs.

TypeScript is gaining popularity as a type-safe alternative to JavaScript. Here's how to incrementally transform your JavaScript codebase into strongly typed TypeScript.

Now programming tools are often a means to another end--encouraging programmers to produce the software that will make Windows or the Palm Pre useful and therefore popular, for example.