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How do I find which rpm package supplies a file I'm looking for?

sudo yum install yum-utils Use yum whatprovides, with the absolute path to the file you want (which may be wildcarded). For example: yum whatprovides '*bin/grep' Returns grep-2.5.1-55.el5.x86_64 : The GNU versions of grep pattern matching utilities. Repo : base Matched from: Filename : /bin/grep

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How to Fix the “400 Bad Request” error message from a website

Problem: Whenever you access any website from a specific domain. For example http://www.abc.com/morepages/…. In the URL above, the domain is “abc.com” and “morepages” is a sub-site. The problem shows as the following: Bad Request Your browser sent a request that this server could not understand.