JavaScript Tutorials

Javascript's built in randomizer returns a probability - a random value between 0 and 1. You need to do a little extra work to get a random number that's use-able for picking a random item from a list or working into a game design. This tutorial will show you the standard formula for creating a useful random number from that original randm value.

String replacement is simple enough in PHP - use the str_replace function. Is there an equivalent function we can use in Javascript?

Douglas looks closely at code patterns from which JavaScript programmers can choose in authoring their applications. He compares familiar constructs like the Pseudoclassical Pattern with more unique patterns like the Parasitic Pattern that (he argues) run more “with the grain” of JavaScript

Opening documents such as PDFs in a new window should be automated using JavaScript for the following reasons. Users will often close the web browser when a PDF is opened, mistakenly believing the document has been opened in Adobe Reader, the attribute historically used to open a new window, target, has been removed from the HTML 4.01 Strict specification (it's now deprecated), opening a new window is a behaviour and should be moved to the behavioural layer.

JavaScript can be incredibly useful when you need to automate repetitive tasks. In this article we'll implement a simple JavaScript function that will apply alternate striped rows to a table. We'll implement this technique using unobtrusive JavaScript.

Javascript and DOM make a powerful combination. In this tutorial, you'll learn how some you can use Javascript to build an interactive game board for Tic Tac Toe.

In this tutorial I will show you how to create a layer based popup window with JavaScript.

Do you want to learn javascript right now? As easy as spending four hours watching these smart guys talk. Let me know how it was to you.

Any great web 2.0 needs cool effects. In this tutorial you will learn how to create a reusable effects class that you can easily change yourself and use almost everywhere.

In this installment, we’re going to go over a few techniques and approaches we use to create the foundation of every prototype—wireframes.