Cool: 6 Interesting Linux commands __linux

Cool: 6 Interesting linux commands
Transfer from http://www.cricode.com/3388.html 1 PV command

Sometimes we see some subtitles on a movie screen that show up at a uniform speed, like someone knocking on the keyboard and showing the same side. The PV command on Linux can achieve this effect.
By default, Linux does not have the PV command and needs to be installed on its own.
First install the command:

# yum Install PV            [on RedHat based Systems]

# sudo apt-get install PV            [on Debian based Systems]

Now run the following command:

$ echo "Tecmint[dot]com is a community of Linux nerds and Geeks" | PV-QL 10

The effect is as follows:

2.toilet Command

The toilet command can add text to the output border.

Toilet commands can be installed by Yum or Apt-get.
Run the following command:

$ while true; Do echo $ (date | Toilet-f term-f border–tecmint) "; Sleep 1; Done

The effect is as follows:

3.rig Command

A rig can randomly produce a record of names, places, etc.

You can install the rig command by Yum or Apt-get.
Run the following command:

#rig

The effect is as follows:
4.aview Command

Imagine the effect of displaying a picture on the screen in ASCII format ... It's really cool to explode. The Aview command on Linux can achieve this effect.
Aview commands can be installed by Yum or Apt-get.
Run the following command:

$ Asciiview Elephant.jpg-driver Curses

The effect is as follows:

5.xeyes Command

The Xeyes command is a graphical display program. Run this program, you will see a pair of Meng Meng eyes will always stare at you.

Xeyes commands can be installed by Yum or Apt-get.

Run the following command:

$ xeyes

The results of the operation are as follows:

6.cowsay command

The Cowsay command can display some interesting animal shapes at the command line terminal.

Cowsay commands can be installed by Yum or Apt-get.

You can see which shapes the Cowsay command can display by using the following command:

$ cowsay-l

Now execute the following command:

$ cowsay-f elephant-in-snake Tecmint is best

The effect is as follows:

Source of English: http://www.tecmint.com/linux-funny-commands/