OO.o Online · Hah, I see that the OpenOffice crowd is decloaking. Some of it I found quite difficult to read, but your mileage may vary. My favorite so far is Eike Rathke, pretty geeky stuff but with the essential spin: you-gotta-laugh-or-you’ll-go-nuts. Particularly if you work with STL.
RGB Planes · Herewith three sets of 256 planes, each 256-by-256, representing slices of the 24-bit RGB color space along the red, blue, and green axes. There is a reason for doing this ...