Off-the-shelf GNU/Linux (or Debian) Commands
Finding duplicate files in the tree
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An Interesting Problem: Wolves and Sheeps
In a field of geometry 5x5, put down 3 wolves and 5 sheeps. However, the wolves will kill the sheeps that they see in any diagonal or axial (horizonal and vertical) directions.
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Unmaintainable code
This is a very funny, nice piece of article for writing unmaintainable code.
Should be read by every programmer.
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Converting EBCDIC to ASCII
Finally, I found that somebody is still using EBCDIC today!
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GNU Plot Tricks
Bar-n
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