Commands by elofland (6)

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change up n directories
Change n directories up, without parameters change one up

Sort and count subjects of emails stuck in Exim queue

check open ports without netstat or lsof

Convert text to uppercase
Usage: upper [STRING]...

Create a video screencast of any x11 window, with audio
The script gets the dimensions and position of a window and calls ffmpeg to record audio and video of that window. It saves it to a file named output.mkv

Compare a remote file with a local file

Convert unix timestamp to date
The "-d" option for gnu's "date" command can calculate positive or negative offset from any time, including "now". You can even specify a source timezone (the output timezone can be set with the TZ environment variable). Useful! Fun! Not very well documented!

Get the size of all the directories in current directory
OSX's BSD version of the du command uses the -d argument instead of --max-depth.

Convert CSV to JSON
Replace 'csv_file.csv' with your filename.

Watch and cat the last file to enter a directory
Great for watching things like Maildir's or any other queue directory.


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