Hacking Firefox: The Secrets Of About:Config

Many of Firefox's settings aren't exposed through the Tools -& Options menu; the only way to change them is to edit them manually. In this article, we'll explore some of the most useful Firefox settings that you can change on your own and that aren't normally available through the program's graphical interface.

http://computerworld.com/action/

File Search

This application allows one to search files on your computer fast using rules very similar to those used in popular Internet search engines. It is possible to not only list words or parts of words you wish to find in searched files, but to list which words or phrases are a MUST, and which MUST NOT be present. Also, hexadecimal and OEM search allowed.

http://kolmck.net/apps/FileSearch.htm