Nice post on Bash History goodies:

http://blog.macromates.com/2008/working-with-history-in-bash/

In openSUSE \> 10.3 you get a colored root (red) promt. To achieve this in SLE/SLED 10 simply drop the following in /etc/bash.bashrc.local (create it if it doesn't exist) : if test "$UID" -eq 0 -a -t && type -p tput > /dev/null 2>&1 ; then _bred="$(tput bold 2> /dev/null; tput setaf ...

Something that GUI-guys like me miss in some command line essentials:
http://chris-lamb.co.uk/2008/01/24/can-you-get-cp-to-give-a-progress-bar-like-wget/