Randomly sort the lines in a file

There are times when you need to randomly order the lines in a file. Here’s a script to do just that:

#!/usr/bin/perl -w

use strict;
use List::Util 'shuffle';

my @lines = <>;
print shuffle( @lines );

Related posts:

1. Verifying file integrity with debsums
   After upgrading my Ubuntu server, some security applications grumped about changed contents of some common binaries. Just to be safe, I wanted to verify them explicitly with debsums, but debsums......
2. Recursive sort-by-modification-time
   This certainly isn’t rocket science, but it also is certainly not something you want to type more than once. find . -type f -printf '%T@\t%p\n' | sort -n | cut......
3. Dailed-in Rails script/console with pretty printing and history
   Edit (as root) your /etc/irbrc: # Some default enhancements/settings for IRB, based on # http://wiki.rubygarden.org/Ruby/page/show/Irb/TipsAndTricks   unless defined? ETC_IRBRC_LOADED   # Require RubyGems by default. require 'rubygems'   begin require......
4. Maildir auto-archive
   If you’ve got your mail sitting on some server and in Maildir format, and you’ve used Outlook’s “Auto Archive” feature, you might wish that your inbox (and subdirectory contents) could......