In this installment, you'll learn how to use images and cookies to enable client-server communication even on older browsers that don't support the DOM.

In this installment, you'll learn how to use images and cookies to enable client-server communication even on older browsers that don't support the DOM.

In this article, we will take fresh approach and implement an AJAX-powered component that will not only upload the file to server, but also monitor the actual progress of a file upload request in "real time."

In this article, we will take fresh approach and implement an AJAX-powered component that will not only upload the file to server, but also monitor the actual progress of a file upload request in "real time."

In this workshop, you'll be building a tabbed content browser that's Ajax powered. Whenever a user clicks a tab the script will communicate with the server and send back the appropriate data for that tab.

CAPTCHA has become a popular means of securing forms against automated submission, by requiring users to enter a string displayed in an automatically generated image. This implementation uses Ajax to conveniently combine CAPTCHA into normal pre-submission form verification. You'll need PHP to be installed with the GD image library (most PHP implementations will have this as standard).

CAPTCHA has become a popular means of securing forms against automated submission, by requiring users to enter a string displayed in an automatically generated image. This implementation uses Ajax to conveniently combine CAPTCHA into normal pre-submission form verification. You'll need PHP to be installed with the GD image library (most PHP implementations will have this as standard).

If you want to have live data on your website, that will change all on its own without you having to constantly refresh the page, then this tutorial will show you how to. Assumes you have an understanding of the AJAX (XMLHttpRequest) object.

A tutorial using a JavaScript Ajax library to make form submissions more usable.

A tutorial using a JavaScript Ajax library to make form submissions more usable.