Aptana Studio development environment is a free, open-source (GPL) application designed to edit and debug HTML, JavaScript, CSS, Ruby, PHP and Python web apps.
Aptana Studio is an integrated development environment (ide) designed for the creation of web applications using a wide variety of popular technologies. Based on eclipse, Aptana can be used by itself as a stand-alone application, or plugged into an existing Eclipse installation. It is a product of Appcelerator, Inc., and forms the core of Titanium Studio.
"How to" questions are welcome on StackOverflow, but if you wish to report a bug, please do so on the Lighthouse ticket tracker. You may wish to let others here know of that issue, as community input is important when deciding what features to prioritize first.
When your question is going to be more specific to the version 3 of Aptana, you may regard aptana3 tag.