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How to rename a batch of files in Linux

Bulk renaming files can be done with the rename command. It shares many similarities with cp and mv, but its simplicity can be so staggering that its difficult to figure out how to use it. If we just type...

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How to exit VI with or without saving

Although many alternatives exist, I like using vi for all my command line editing needs. To save changes, I usually use SHIFT + Z + Z, exiting vi under most circumstances. But sometimes, this trick...

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