Checksum.org
   Hundreds of ASCII docs on various computer subjects.
   http://www.checksum.org/

Computer Education, Training, and Tutorial Resources
   This non-profit web site is a comprehensive gateway to free and fee-based computer and Information Technology training and education resources.
   http://www.intelligentedu.com

Indiana University Knowledge Base
   A comprehensive database of thousands of articles on computer tutorials.
   http://kb.indiana.edu/