Commands by akiuni

Commands by akiuni (3)

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generate an initrd file

This commands compresses the "tmp" directory into an initrd file.
This is sample output - yours may be different.
0

cd tmp ; find . |cpio -o -H newc| gzip > ../initrd.gz

akiuni · 2014-09-24 14:07:54 8
extract and initrd image

this command extracts an initrd files into the "tmp" directory
This is sample output - yours may be different.
0

mkdir tmp ; cd tmp ; zcat ../initrd.gz | cpio -i

akiuni · 2014-09-24 14:06:38 30
10 files backup rotate in crontab

this command can be added to crontab so as to execute a nightly backup of directories and store only the 10 last backup files.
This is sample output - yours may be different.
0

for file in $(find /var/backup -name "backup*" -type f |sort -r | tail -n +10); do rm -f $file; done ; tar czf /var/backup/backup-system-$(date "+\%Y\%m\%d\%H\%M-\%N").tgz --exclude /home/dummy /etc /home /opt 2>&- && echo "system backup ok"

akiuni · 2014-09-24 14:04:11 10

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Rename duplicates from MusicBrainz Picard

Renames duplicates from MusicBrainz Picard, so you get the latest copy and not a bunch of duplicates.

Get your outgoing IP address

Instead of opening your browser, googling "whatismyip"... Also useful for scripts. dig can be found in the dnsutils package.

Advanced python tracing

Trace python statement execution and syscalls invoked during that simultaneously

Remote control for Rhythmbox on an Ubuntu Media PC

Note: you'll want to set up pub-key ssh auth. Gives you a quick means of changing volume/tracks/etc for rhythmbox on a remote machine. E.g.: rc --next # Play next track rc --print-playing # Grab the name rc --volume-down rc --help

ShadyURL via CLI

Convert ascii string to hex

Converts the ascii text to hex from bash. Check the sample output.

Display a random man page

I'm not sure why you would want to do this, but this seems a lot simpler (easier to understand) than the version someone submitted using awk.

sort lines by length

List bash functions defined in .bash_profile or .bashrc

typeset command gives to stdout all the functions defined in a bash session, -f and -F switches are for: all functions names with body (-f) and all functions names only (-F).

Should I be sleeping?

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