Passclicks is a new way to login to websites without users having to remember their old style textual password. Just save your password by clicking on 5 points, then login by clicking on those same points with a 7px margin error. Ingenious!
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A great forum thread on the coolest one line Linux shell commands. Even the most veteran Linux users will learn something.
A short introduction to getting a little more from your shell with piping & redirection, by olbooradley@aol.com
To send the output of one command to another, put a | between them. This means that if you run the command ls | more, it will more the output of ls. Using text manipulation commands like grep and sed, this can become very handy. Here are some examples of commands to demonstrate the principle.
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linux
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This single wikipedia webpage shows you a list of algorithms neatly classified into categories. Pick the ones you are interested in !
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programming
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A first step to understanding the Linux design
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Shows how fast the servo arm on the hard drive can move. Impressive.
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computers
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