Various Tricks

dpkg-reconfigure -phigh xserver-xorg -> reconfigures the xorg server
http://www.realvnc.com/products/free/4.1/x0.html
http://wiki.debian.org/FluxBox

Remove files in a directory when rm won't work:
find /home/$u/tmp/ -name '*.wrk' -print0 | xargs -0 rm -f
find . -name 'spam-*' -print0 | xargs -0 rm
find /some/directory -name ‘*.wrk’ -print0 | xargs -n1000 -0 rm -f
ls | xargs -n1000 -0 rm -f