Commands by amirpedram (0)

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Run entire shell script as root
Placing sudo in the shebang line of a shell script runs the entire thing as root. Useful for scripts designed to, e.g. automate system upgrades or package manager wrappers — makes prepending everything with sudo no longer necessary

Export MySQL query as .csv file
This command converts a MySQL query directly into a .csv (Comma Seperated Value)-file.

Speed up launch of liferea
If you use liferea frequently, you will see obvious speedup after you executed this command.

Schedule a script or command in x num hours, silently run in the background even if logged out
doesn't require "at", change the "2h" to whatever you want... (deafult unit for sleep is seconds)

send DD a signal to print its progress
Sends the "USR1" signal every 1 second (-n 1) to a process called exactly "dd". The signal in some systems can be INFO or SIGINFO ... look at the signals list in: man kill

Insert a line at the top of a text file without sed or awk or bash loops
Just use '-' to use STDIN as an additional input to 'cat'

GRUB2: set Super Mario as startup tune
I'll let Slayer handle that. Raining Blood for your pleasure.

print crontab entries for all the users that actually have a crontab
This is how I list the crontab for all the users on a given system that actually have a crontab. You could wrap it with a function block and place it in your .profile or .bashrc for quick access. There's prolly a simpler way to do this. Discuss.

Extract .tar.lzma archive

static noise effect (crt effect)

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