You can find here some articles concerning programming, design and related stuff.

• Z80 coding contains some links & tips
• OpenGL is at the moment only a list of links concerning the best 3D graphics library available.
• Z80 FAQ deals with some of the most asked questions and contains furthermore some code snippets.
• Usgard FAQ - the FAQ covering everything you ever wanted to know about Usgard, the most popular TI-85 shell. Also contains some code snippets!
• Z80 optimization has some tips for you how to make your programs go faster and get smaller.
• HTML tutorial #1 is a small, but nice HTML tutorial for beginners
• HTML tutorial #2 covers tables