Get the Perl rename utility instead of the built-in rename
问题 Many sites (including various SO articles) talk about using "rename" using Perl expressions to rename files. This would be perfect, but apparently this is not the rename utility I have, and none of these articles seem to comprehend that there are multiple versions of "rename" and I can't seem to find where to get version that accepts Perl expressions. How can I get my hands on the more powerful rename utility mentioned here, here, and here? I'm running Fedora 20. My current rename command is