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) [ MagicPoint Slides ] [ PDF Slides ]
...this was a presentation for OCLUG, but has been updated since then.