Commands by bertatum (3)

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dd with progress bar and statistics
Uses the pv utility to show progress of data transfer and an ETA until completion. You can install pv via Homebrew on macOS

Remove all HTML tags from a file
A shorter version of command #3014, using awk instead of sed. Useful when scraping websites with a script.

sed edit-in-place using -a option instead of -i option (no tmp file created)
does the -i option open a tmp file? this method does not.

Stream (almost) any music track in mplayer
Just give it an artist and/or song at the end of the command as shown.

Rename files in batch

Prints any IP out of a file

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"

Display the standard deviation of a column of numbers with awk
This will calculate a running standard deviation in one pass and should never have the possibility for overflow that can happen with other implementations. I suppose there is a potential for underflow in the corner case where the deltas are small or the values themselves are small.

Get full directory path of a script regardless of where it is run from
Also resolves symlinks, showing the full path of the link target

list files recursively by size


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