Web 2.0, a version which makes the life even simpler. Set of technology like AJAX,improved CSS, REST makes the web 2.0 come alive.

JavaScript and related library tutorials

Mootools is  a lightweight JavaScript library with a lots of potential.{addthis off}

This set of articles will let you learn various form elements and related tutorials how to manipulate through Mootools{addthis off}

Events in JavaScript is the mostly used functionality that your web application uses, and mootools provides an easy and quite readable way to address all events that your browser can support.{addthis off}

Mootools simplifies ajax related development with ease.These set of tutorials will help you understand how can you use mootools even in a complex scenario{addthis off}

Mootools employs CSS3 based selectors to find document object models quickly and fast. With these set of tutorials we will learn how to do dom manipulation with mootools, with some practical examples

Tutorials on Ext Js.

Web Testing

Selenium

Random article about selenium

JMeter is an open source software , from apache. It helps the testers/Developers to load test the functional behavior and measure performance.