Commands by Svish (3)

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Recursively search for large files. Show size and location.

Which processes are listening on a specific port (e.g. port 80)
swap out "80" for your port of interest. Can use port number or named ports e.g. "http"

Reducing image size
Adding the exclamation mark to the image geometry ignores the original aspect ratio. More info about image geometry: http://www.imagemagick.org/script/command-line-processing.php#geometry

List of computers not logged into in more than four weeks

Concating pdf files

rsync + find
rsync from source to dest all between >30

check open ports without netstat or lsof

Get simple weather info from a zip code
$ weather 97405

diff current vi buffer edits against original file

awk change field separator
GNU Awk 3.1.4


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