Tools developed by Ole Tange . Probably not useful for you, but then again you never now. blink - blink disks in a disk enclosure bsearch - binary search through sorted text files. duplicate-packets - Duplicate packets on an interface. Useful if wifi is bad. em - Force emacs to run in terminal. Use xemacs if installed. field - Split on space. Give the given field number. Supports syntax 1-3,6- forever - Run the same command or list of commands every second. G - shorthand for multi level grep. gitnext - Checkout next revision. Opposite of 'checkout HEAD^'. gitundo - Undo commit. histogram - make and display a histogram on the command line. neno - No error no output. Only print STDERR and STDOUT if the command fails. off - Turn off monitor. pdfman - Convert man page to pdf and display it using evince. puniq - Print unique lines the first time they are seen. ramusage - Display the ram usage of a program using `time -v`. rand - Generate (pseudo-)random data. rclean - Remove files with MD5 sums recorded by rrm (see below). reniced - Renice all commands running more than 1 CPU minute unless they are niced or whitelisted. rina - Run if no activity. rn - Move file(s)/dir(s) to .rm/ (wastebasket). rrm - Record file's MD5 sum before removing it. shython - Shebang wrapper for cython. sound-reload - Reload sound system. stdout - Redirect both STDERR and STDOUT to STDOUT. swapout - Force swapping out. T - tee stdout to and from temporary files. timestamp - prepend timestamp to output. tracefile - List files/dirs being accessed by program. upsidedown - flip input upside down. w4it-for-port-open - Block until the given port opens on a given host. wastebasket - VLC extension for moving current file to a wastebasket. wifi-reload - Reload wifi drivers. wssh - Shorthand for w4it-for-port-open $host 22; ssh $host ytv - Download video and play it as soon as it is partially downloaded. yyyymmdd - Date in ISO8601 compressed format.