Commands by Vulpine (4)

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Sed can refference parts of the pattern in the replacement:

Propagate X session cookies on a different user and login as that user
Reads a username from

Batch convert PNG to JPEG
Convert all PNG images in directory to JPEG using ImageMagick, and delete the old PNG images.

Batch File Rename with awk and sed

Get OSX Battery percentage
adjusting the field "f1" will give you additional information such as f1 = 98% f2 = discharging f3 = 2:02 remaining

Show GCC-generated optimization commands when using the "-march=native" or "-mtune=native" switches for compilation.
You can tell GCC to automatically select optimization commands and produce optimized code for the local machine (the one compiling the code), but you can't normally see what switches have been selected and used unless you append a "-v" and pause compilation.

Find last reboot time
Displays time of last system boot

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 ;)

Create an SSH tunnel for accessing your remote MySQL database with a local port

Get Cookies from bash
The loop is to compare cookies. You can remove it... Maybe you wanna use curl... $ curl www.commandlinefu.com/index.php -s0 -I | grep "Set-Cookie"


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