Commands by TerDale (1)

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Reboot machine when everything is hanging
If the machine is hanging and the only help would be the power button, this key-combination will help to reboot your machine (more or less) gracefully. R - gives back control of the keyboard S - issues a sync E - sends all processes but init the term singal I - sends all processes but init the kill signal U - mounts all filesystem ro to prevent a fsck at reboot B - reboots the system Save your file before trying this out, this will reboot your machine without warning! http://en.wikipedia.org/wiki/Magic_SysRq_key

Command to logout all the users in one command

Change wallpaper for xfce4 >= 4.6.0
Simply changes the wallpaper of xfce4 from the command line. Not for multiple displays.

Display IPs accessing your Apache webserver.

locate bin, src, and man file for a command

Find Duplicate Files (based on size first, then MD5 hash)
for OS X

show installed but unused linux headers, image, or modules
will show: installed linux headers, image, or modules: /^ii/!d avoiding current kernel: /'"$(uname -r | sed "s/\(.*\)-\([^0-9]\+\)/\1/")"'/d only application names: s/^[^ ]* [^ ]* \([^ ]*\).*/\1/ avoiding stuff without a version number: /[0-9]/!d

Capture all plaintext passwords

set wallpaper on windowmaker in one line
set directly the wallpaper on windowmaker , use this command with display of imagemagick :)

Rename files in batch

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