The Ext JavaScript framework site has a good article regarding how to setup different IDEs, plugins, and tools to help during development with Ext 2.0. If you’re using Ext in a project, this is a good resource for how to make your development go a bit smoother. Includes information on setting up Eclipse and Dreamweaver.

John Resig has a great article on his blog today explaining how JavaScript-based injection attacks work, and how they patched Firebug to guard against this kind of attack.

The Gnu Smalltalk team has released version 3.0.1 of their Smalltalk implementation. This appears to be a small bug-fix release.