Commands by tebeka (7)

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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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Get all the keyboard shortcuts in screen
Displays a list of all the basic keyboard shortcuts in screen.

Find a CommandlineFu users average command rating
This could be used to filter commands that might be from trolls

Swap a file or dir with quick resotre
This lets you replace a file or directory and quickly revert if something goes wrong. For example, the current version of a website's files are in public_html. Put a new version of the site in public_html~ and execute the command. The names are swapped. If anything goes wrong, execute it again (up arrow or !!).

list block devices
Shows all block devices in a tree with descruptions of what they are.

Leap year calculation

Watch the disk fill up with change highlighting
If you add the -d flag each difference in the command's output will be highlighted. I also monitor individual drives by adding them to df. Makes for a nice thin status line that I can shove to the bottom of the monitor.

Calculate days on which Friday the 13th occurs (inspired from the work of the user justsomeguy)
Friday is the 5th day of the week, monday is the 1st. Output may be affected by locale.

Detect encoding of a text file
This command gives you the charset of a text file, which would be handy if you have no idea of the encoding.

Email HTML content
Note, this works because smtp is running

Find the package that installed a command


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