Commands by paulfreiberg (0)

  • bash: commands not found

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Downsample mp3s to 128K
This will lower the quality of mp3 files, but is necessary to play them on some mobile devices.

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

Remove Thumbs.db files from folders
An alternative which uses the advanced zsh globbing (pattern matching)

delete multiple files with spaces in filenames (with confirmation)
ls -Q will show the filenames in quotes. xargs -p rm will print all the filenames piped from ls -Q and ask for confirmation before deleting the files. without the -Q switch, if we have spaces in names, then the files won't be deleted.

Find the package that installed a command

Insert a line at the top of a text file without sed or awk or bash loops
Just use '-' to use STDIN as an additional input to 'cat'

suspend to ram without root
$dbus-send --system --print-reply --dest="org.freedesktop.UPower" /org/freedesktop/UPower org.freedesktop.UPower.Suspend

strips the first field of each line where the delimiter is the first ascii character

Copy with progress

quick integer CPU benchmark
This is a quick and dirty way to generate a (non-floating-point) CPU-bound task to benchmark. Adjust "20" to higher or lower values, as needed. As a benchmark this is probably a little less bogus than bogomips, and it will run anywhere 'bc' does.


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