Commands tagged rescue (1)

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grab all commandlinefu shell functions into a single file, suitable for sourcing.
Each shell function has its own summary line, as a comment. If there are multiple shell functions with the same name, the function with the highest number of votes is put into the file. Note: added 'grep -v' to the end of the pipeline, to eliminate extraneous lines containing only '--'. Thanks to matthewbauer for pointing this out.

Delete Last Line of a File if it is Blank
Use sed to remove the last line of a file only if it is empty.

iso to USB with dd and show progress status

Show a script or config file without comments or blank lines

Display 6 largest installed RPMs sorted by size (descending)
Low on disk space? Check the largest installed RPMs for delete canditates.

Update twitter via curl (and also set the "from" bit)
An improvement of the original (at: http://www.commandlinefu.com/commands/view/2872/update-twitter-via-curl) in the sense that you see a "from cURL" under your status message instead of just a "from API" ;-) Twitter automatically links it to the cURL home page.

List the largest directories & subdirectoties in the current directory sorted from largest to smallest.

list files recursively by size

Get your outgoing IP address
Get your external ip adress thanks to http://www.icanhazip.com

grep for minus (-) sign
Use flag "--" to stop switch parsing


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