Commands by idemal (1)

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Quickly graph a list of numbers
Useful when you've produced a large file of numbers, and want to quickly see the distribution. The value of y halfway along the x axis is the median. Simple! Just create the listOfNumbers.txt file with a number on each line to try it out.

Recursively remove .svn directories

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

find the difference between two nodes

Print line immediately before a matching regex.
Use this if you don't have access to GNU grep's -B option.

Convert JSON to YAML
Convert JSON to YAML. Note that you'll need to have PyYaml installed.

Get the 10 biggest files/folders for the current direcotry

Limit the transfer rate and size of data over a pipe
This example will close the pipe after transferring 100MB at a speed of 3MB per second.

Unlock more space form your hard drive
This command changes the reserved space for privileged process on '/dev/sda' to 1 per cent.

Find how far nested you are in subshells


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