Commands by AmandaDavid (0)

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Find usb device in realtime
Using this command you can track a moment when usb device was attached.

Auto download Ubuntu 10.04 LTS with super fast zsync
Need to have rc iso pre-downloaded before running command.

Combine multiple images into a video using ffmpeg
The -start_number can be ignored if sequence starts with 0, otherwise use first number in sequence

Uptime in minute

display ip address
add this alias in .bashrc to fast check the ip address of your modem router alias myip="curl -s http://myip.dk | grep '' | sed -e 's/]*>//g'"

Remove security limitations from PDF documents using ghostscript (for Windows)
#4345 also works under windows

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"

Replace duplicate files by hardlinks

Prepend a text to a file.
The original command is great, but I often want to prepend to every line.

append empty line after every line in file.txt

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