The sample code of this wiki article shows how to submit variables to an action controller.

This tutorial explains how to make your own chat application using PHP, MySQL and AJAX. This class can be used to implement a simple Web-based chat system that uses AJAX to update the chat dialog display area without reloading the whole page

The article shows how to upload files using Ajax (Dojo Framework) and PHP. It actually gives a very simple copy-n-paste practical example on how to take the right steps

Spry is an incredibly easy to use framework that handles all of the passing of data and method calls to and from your web page. This article introduces this AJAX tool through a basic coding example

This tutorial shows the example how easy you can add drag-n-drop functionality to your application. Mootools is a Object-Oriented javascript framework based on moo.fx, moo.ajax and mood.dom

Excellent example of using GWT widgets. Each widget is accomplished with live demo and code snippet

shows how to add Ajax functionality on JSP page. A customer search example is used to demonstrate the concept

This screencast shows how to enable server-side history management (in other words, handling the back button) in an ASP.NET Ajax application.

Omar Al Zabir,co-founder and CTO of www.pageflakes.com, shows how to build a start page similar to Google IG in 7 nights using ASP.Net Ajax, .NET 3.0, Linq, DLinq and XLinq.

n Part 3, we are going to put all that knowledge to good use and create a custom ASP.NET control using everything we’ve learned so far. That control, as you may have guessed, is the Auto Complete TextBox