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commandlinefu.com is the place to record those command-line gems that you return to again and again. That way others can gain from your CLI wisdom and you from theirs too. All commands can be commented on, discussed and voted up or down.

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disable caps lock
a quick one-line way to disable caps lock while running X.

Show memory usage of all docker / lxc containers (works on CoreOS)

Clear history

List manually installed packages (excluding Essentials)

Show git log beautifully
Only show a short of important information inline ( include branch info ), and color this log tree.

Get the list of root nameservers for a given TLD

Parse a quoted .csv file
The $2, $3, $4 fields are arbitrary but note that the first field starts from $2 and the last field is $NF-1. This is due to the fact that the leading and trailing quotes are treated as field delimiters.

Enter a command but keep it out of the history
Put a space in front of your command on the command line and it will not be logged as part of your command line history.

Sort specific lines while editing within vi
Sort lines within vi editor. In this example sort lines 33-61 and lines 4-9 asciibetically.

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"


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