There's now more evidence that Microsoft's language for scaled-up JavaScript, TypeScript, is becoming an essential for developers building for the internet. Developer analyst firm RedMonk last month ...

As a good JavaScript developer, you strive to write clean, healthy, and maintainable code. You solve interesting challenges that, while unique, don’t necessarily require unique solutions. You’ve ...

Variables hold a wide variety of information temporarily. The JavaScript data types that can be stored in a variable include: JavaScript variables can hold a few other kinds of data, but these are by ...

Developers use JavaScript promises to model asynchronous operations in web and server-side programs. Here's a quick look at five ways to use promises in your code. Promises are a central mechanism for ...

Using a few HTML statements and a little JavaScript, you can build your own calculator that performs addition. This task is not as difficult as it seems because HTML creates calculator controls for ...