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GNU chmod Oddities and Factoids

This blog post will be a living post detailing some of the more interesting oddities and factoids about the GNU Coreutils version of the chmod command which comes with all current Linux distributions. Expect this post to be updated from time to time. Numeric Values and Special File Permission Removal Special Unix file permissions are the setuid, setgid, and sticky bits. I assume you know what these bits do so I am not going to waste your time describing the bits here in this post. Suffice to point out the bits have different meanings depending on whether they apply to