Commands by tkb (1)

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convert flac to mp3
if you haven't already done so, install lame and flac: sudo apt-get install lame flac

Reset terminal that has been buggered by binary input or similar

Check for Firewall Blockage.
This is just one method of checking to see if an IP is blocked via IP tables or CSF. Simple and to the point. Replace xx.xx.xx.xx with the IP you wish to check.

Stream YouTube URL directly to MPlayer
A function for streaming youtube to mplayer. The option "-g" for youtube-dl tells it to output the direct video URL, instead of downloading the video. "-fs" tells MPlayer to go FullScreen, and "-quit" makes it less verbose. Requires: youdube-dl ( http://bitbucket.org/rg3/youtube-dl/ ) (Tested in zsh)

Rename .JPG to .jpg recursively
Recursively rename .JPG to .jpg using standard find and mv. It's generally better to use a standard tool if doing so is not much more difficult.

Get IP from host
I just wanted a simple DNS request. Because host and nslookup commands are not on all systems, we use getent instead. Thanks aulem for that tip.

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

Uptime in minute

Getting the last argument from the previous command

kill some pids without specific pid
pgrep, pkill - look up or signal processes based on name and other attributes

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