Commands by 5partan (1)

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Remove specific versions of old kernels (Ubuntu/Debian)
If, for example, you want to remove all kernels and headers but the last three versions, you can't use one of that magic all-in-one "remove old stuff" commands. With this simple but elegant command you can remove a range of versions, or a list of versions with e.g. {14,16,20}.

Convert AVI to iPhone MP4
Fir3net.com

Do one ping to a URL, I use this in a MRTG gauge graph to monitor connectivity

GREP a PDF file.
This is a good alternative to pdf2text for Ubuntu. To install it: sudo apt-get install python-pdfminer

A nice command for summarising repeated information

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"

Get International Space Station sighting information for your city
This command outputs a table of sighting opportunities for the International Space Station. Find the URL for your city here: http://spaceflight.nasa.gov/realdata/sightings/

Backup all MySQL Databases to individual files

Install pip with Proxy
Installs pip packages defining a proxy

Get current Xorg resolution via xrandr


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