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Most presenters do this. Give a presentation, finishing with a "questions?" slide. Except, that's a really bad idea. You giv...

One of the problems we face in X is that testing can be incredibly painful. Somebugs only happen with a specific server state, a specific de...

screen is an immensely useful program, but once you start running multiple sessions at the same time, it gets tricky to find the right one a...

My $HOME/tmp directory got a bit messy, especially with building test rpms or testing tarballs. My solution was to just change the directory...

This is a tutorial of sorts on how to set up an elographics serial touchscreen. I don't actually have such a device but the question pop...

XKB has an accessibility feature called SlowKeys. Once enabled, a key must be pressed longer than a certain timeout (default: 300ms) to regi...

While debugging some keyboard layout issues, I got this error: X Error of failed request: BadValue (integer parameter out of range for ope...