Commands by LAN4N6 (0)

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Smiley Face Bash Prompt
If your last command was a dud, your bash prompt will be angry at you. Otherwise it's happy. Soon you will crave its constant approval and your linux skills will improve simply to avoid low self-esteem.

Remove the first and the latest caracter of a string

online MAC address lookup

Backup all databases in a MySQL container

List the Sizes of Folders and Directories

Compute running average for a column of numbers
This is an on-line algorithm for calculating the mean value for numbers in a column. Also known as "running average" or "moving average".

A fun thing to do with ram is actually open it up and take a peek. This command will show you all the string (plain text) values in ram

Which .service related this file?
I use this as an alias to get all .service files related a single installed file/conf (if it has services, of course). For rpm based systems ;)

Simplified video file renaming
I used this when I had a directory of movies from a camera. I wanted to watch a little of each movie, then rename it depending on what was in the movie. This did the trick for me.

grep for minus (-) sign
Use flag "--" to stop switch parsing


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