Here are a few presentations I have made...If you want these in html, I could make the conversion for you... let me know
Introduction to Linux [ StarOffice Slides ]
Introduction to CVS [ StarOffice Slides ]
Introduction to Sockets [ MagicPoint Slides ] [ PostScript Slides ] [ GZipped PostScript Slides ]
C Optimization [ MagicPoint Slides ] [ PostScript Slides ] [ GZipped PostScript Slides ] [ Source Examples ]
Building a Linux Kernel [ MagicPoint Slides ] [ LaTeX RefCard ] [ PS RefCard ] [ PDF RefCard ]
...this was a joint venture with Dave O'Neill (dave-at-acm.org) for OCLUG.Vservers on Debian [ MagicPoint Slides ] [ PDF Slides ]
...this was a presentation for OCLUG.Introduction to wmii+ruby [ MagicPoint Slides ] [ PDF Slides ]
...this was a presentation for OCLUG.Introduction to GIT (v1.5.0) [ PDF Slides (2008-07-09) ]
source is at git://tachyon.jukie.net/intro-to-git.git/
Previously these slides were in magicpointer... [ MagicPoint Slides (2007-06-27) ] [ PDF Slides (2007-06-27) ]
...this was a presentation for OCLUG, but has been updated since then.