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Capture video of a linux desktop
This will grab the image from desktop, starting with the upper-left corner at x=100, y=200 with a width and height of 1024?768.

Get all IPs via ifconfig
works on Linux and Solaris. I think it will work on nearly all *nix-es

processes per user counter
awk is evil!

check open ports without netstat or lsof

Remove an IP address ban that has been errantly blacklisted by denyhosts
download the denyhosts-remove script from http://www.atrixnet.com/remove-an-ip-address-ban-that-has-been-errantly-blacklisted-by-denyhosts/

burn initial session on a growable DVD using growisofs
replace "directory name to burn on DVD" with actual directory name that you want to copy on DVD

Optimize Xsane PDFs
Xsane produces PDFs that are too large - particularly multipage PDFs. This command compresses them. If you do not use A4, remove the -sPAPERSIZE flag.

List your MACs address
No need for the ls -r and a sort is also not really needed.

Restart command if it dies.
works well in crontab.

World Cup Live Score
World Cup Live Score of the ongoing match. Alternative to have the live score with the match statistics: $ watch -n10 --no-title "w3m http://www.livescore.com/ |awk '/live [0-9H]+[^ ]/,/red cards/'"


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