Thanks to Denis for this one!
Best of Linux Cheat Sheets
Links to Unix Quick Reference and Cheatsheets
I like to see the links all on one page and particularly like the tcpdump, wireshark and Netcat sheets.
Perl is missing, but I'll rectify that!
And Regular Expressions:
In the mean time, there's quite a few to read here!
What else is missing ?
Sorry about the last Vim quick reference I had here, it was pretty lame, this one is better:
Mutt and Emacs http://commandline.org.uk/2007/mutt-and-emacs-cheatsheets/
Thanks again Denis!