For general web development questions that are not specifically related to CSS HTML Validator. This includes (but is not limited to) general HTML, CSS, Accessibility, JavaScript, and SEO questions.
One of the programs that has significantly increased my productivity when programming and answering emails (as well as other miscellaneous tasks) is Direct Access. I can highly recommend this program. And it works well on Vista x64!
Text expander software has been saving writers all sorts of time for years -- Direct Access 2 lets you use it to speed and simplify your personal computing experience!