Commands by aysadk (84)

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most used unix commands

Submit data to a HTML form with POST method and save the response
Assume that you have a form , in the source look for something similar to : input name="rid" type="TEXT" input name="submit" value="SUBMIT" type="SUBMIT" align="center" Then exec the command to get the response into html More info : www.h3manth.com

Quick access to the ascii table.

Countdown Clock
Simple countdown clock that should be quite portable across any Bourne-compatible shell. I used to teach for a living, and I would run this code when it was time for a break. Usually, I would set "MIN" to 15 for a 15-minute break. The computer would be connected to a projector, so this would be projected on screen, front and center, for all to see.

Fetch the current human population of Earth
Fetches the world population JSON data from the US census and parses it uses jshon

Check reverse DNS

Which processes are listening on a specific port (e.g. port 80)
swap out "80" for your port of interest. Can use port number or named ports e.g. "http"

Find the modified time (mtime) for a file

Compare copies of a file with md5

Show used disk space:


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