Commands by khopal (0)

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Prints the latest modified files in a directory tree recursively
Sorts by latest modified files by looking to current directory and all subdirectories

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

Play music from youtube without download

Get a funny one-liner from www.onelinerz.net
Put this command in .bashrc and every time you open a new terminal a random quote will be downloaded and printed from onelinerz.net. By altering the URL in the w3m statement you can change the output: 1 to 10 lines - http://www.onelinerz.net/random-one-liners/(number)/ 20 newest lines - http://www.onelinerz.net/latest-one-liners/ Top 10 lines - http://www.onelinerz.net/top-100-funny-one-liners/ Top 10 lines are updated daily.

Archive a directory with datestamp on filename
A useful bash function: gztardir() { if [ $# -ne 1 ] ; then echo "incorrect arguments: should be gztardir " else tar zcvf "${1%/}-$(date +%Y%m%d-%H%M).tar.gz" "$1" fi }

Email someone if a web page has been updated.
A cronjob command line to email someone when a webpages homepage is updated.

floating point operations in shell scripts
-l auto-selects many more digits (but you can round/truncate in your head, right) plus it loads a few math functions like sin().

Copy a directory recursively without data/files

Convert a flv video file to avi using mencoder

Create a listing of all possible permissions and their octal representation.


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