Commands by hced (1)

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Quick find function
A function that allows you to perform a case-insensitive search in the current directory, and directories in the current directory (but no further), for files containing the first argument anywhere in their names.

Rename files in batch

Remind yourself to leave in 15 minutes
If you spend most of your time in front of the terminal, leave is a useful reminder. Leave can have absolute form: leave 1555 reminds you to leave at 3:55PM

Convert seconds to [DD:][HH:]MM:SS
Converts any number of seconds into days, hours, minutes and seconds. sec2dhms() { declare -i SS="$1" D=$(( SS / 86400 )) H=$(( SS % 86400 / 3600 )) M=$(( SS % 3600 / 60 )) S=$(( SS % 60 )) [ "$D" -gt 0 ] && echo -n "${D}:" [ "$H" -gt 0 ] && printf "%02g:" "$H" printf "%02g:%02g\n" "$M" "$S" }

Commit only newly added files to subversion repository

Calculate pi to an arbitrary number of decimal places

Get your external IP address ( 10 characters long )
Shortest url to a external IP-service, 10 characters.

Convert PDF to JPEG using Ghostscript
Converting your PDF file to JPEG images. You can set resolution by -r option (default: 72dpi).

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

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