Check out my resume.
HTML Resources
http://archive.ncsa.uiuc.edu/General/Internet/WWW/HTMLPrimer.html
Everything you need to know to get started with HTML
http://www.ramsch.org/martin/uni/fmi-hp/iso8859-1.html
Codes for adding special characters to your web pages


Algorithms
http://www.darkridge.com/~jpr5/archive/alg/alg.html


Donald Knuth
http://www-cs-faculty.stanford.edu/~knuth/
Author of "The Art of Computer Programming"


Pinouts galore
http://www.hardwarebook.net/


Metric and other conversions
http://www.sciencemadesimple.com/conversions.html


General lookup tables
http://www.bcpl.net/~jspath/isocodes.html
Country codes
http://www.lincmad.com/locator.html
Area codes
http://www.usps.com/ncsc/lookups/abbr_state.txt
State abbreviations

Don't forget to check out my resume.