Load testing AJAX applications is somewhat of a new and often neglected frontier that unfortunately is an absolute necessity in the process of launching successful web applications. Here is a quick writeup on patching the AMAZING HTTPERF utility version 0.9.0 to make the already fabled wsesslog feature.

When you build an AJAX application that is served to IE6 and IE7 clients - you will probably run into the obscure Invalid Argument error. Here's some insight on how to handle these errors.

A powerful XLST script to convert legacy .NET ADODB XML to JSON.