Un bug en Snow Leopard (Mac OS X 10.6) que cambia el perfil de color seleccionado y un script para reactivarlo.
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Computer science, knowledge, systems & general works
Prescindiendo del USB (2)
Al final, la única computadora segura es la que está apagada.
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Limpiando el Mighty Mouse
Do you have a Apple Mighty Mouse? Maybe you'll notice that your scroll ball probably isn't working anymore. A good cleaning job involves a little disassembly, so if you're worried about your warranty or any damage there is an option: rubbing the track ball from the outside with a cleaning towell and some alcohol in gel could do the trick while you watch some of the videos on other invasive procedures.
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Evitando un directorio al usar el comando find
Trying to exclude a directory from the search and results of using the find command could be difficult. Here is a brief explanation on this matter.
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Malinterpretaciones de la opcion -R del comando rm
The -R option of the rm UNIX command allows to delete recursively a directory tree but this doesn't imply this option can be used to recursively delete any file in a directory hierarchy.
Dr. Edu 