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Here is a cron line to download my ip address from whatismyip.org and then upload it via ssh to a file on a server every hour!

This bash command will remove the left over config files from old packages that were removed with "apt-get remove".

This was originally developed to retry an rsync command if a network error happened. It's a mishmash of code found from around the net, and could probably be tidier but it gets the job done.