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List Of 10 Funny Linux Commands
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**Working from the Terminal is really fun. Today, well list really funny Linux commands which will bring smile on your face.**
### 1. rev ###
Create a file, type some words in this file, rev command will dump all words written by you in reverse.
# rev <file name>
![Selection_002](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_0021.png)
![Selection_001](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_0011.png)
### 2. fortune ###
This command is not install by default, install with apt-get and fortune will display some random sentence.
crank@crank-System:~$ sudo apt-get install fortune
![Selection_003](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_0031.png)
Use **-s** option with fortune, it will limit the out to one sentence.
# fortune -s
![Selection_004](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_0042.png)
### 3. yes ###
#yes <string>
This command will keep displaying the string for infinite time until the process is killed by the user.
# yes unixmen
![Selection_005](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_0054.png)
### 4. figlet ###
This command can be installed with apt-get, comes with some ascii fonts which are located in **/usr/share/figlet**.
cd /usr/share/figlet
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#figlet -f <font> <string>
e.g.
#figlet -f big.flf unixmen
![Selection_006](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_0062.png)
#figlet -f block.flf unixmen
![Selection_007](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_0072.png)
You can try another options also.
### 5. asciiquarium ###
This command will transform your terminal in to a Sea Aquarium.
Download term animator
# wget http://search.cpan.org/CPAN/authors/id/K/KB/KBAUCOM/Term-Animation-2.4.tar.gz
Install and Configure above package.
# tar -zxvf Term-Animation-2.4.tar.gz
# cd Term-Animation-2.4/
# perl Makefile.PL && make && make test
# sudo make install
Install following package:
# apt-get install libcurses-perl
Download and install asciiquarium
# wget http://www.robobunny.com/projects/asciiquarium/asciiquarium.tar.gz
# tar -zxvf asciiquarium.tar.gz
# cd asciiquarium_1.0/
# cp asciiquarium /usr/local/bin/
Run,
# /usr/local/bin/asciiquarium
![asciiquarium_1.1 : perl_008](http://www.unixmen.com/wp-content/uploads/2015/09/asciiquarium_1.1-perl_008.png)
### 6. bb ###
# apt-get install bb
# bb
See what comes out:
![Selection_009](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_0092.png)
### 7. sl ###
Sometimes you type **sl** instead of **ls** by mistake,actually **sl** is a command and a locomotive engine will start moving if you type sl.
# apt-get install sl
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# sl
![Selection_012](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_0122.png)
### 8. cowsay ###
Very common command, is will display in ascii form whatever you wants to say.
apt-get install cowsay
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# cowsay <string>
![Selection_013](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_0132.png)
Or, you can use another character instead of com, such characters are stored in **/usr/share/cowsay/cows**
# cd /usr/share/cowsay/cows
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cowsay -f ghostbusters.cow unixmen
![Selection_014](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_0141.png)
or
# cowsay -f bud-frogs.cow Rajneesh
![Selection_015](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_0151.png)
### 9. toilet ###
Yes, this is a command, it dumps ascii strings in colored form to the terminal.
# apt-get install toilet
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# toilet --gay unixmen
![Selection_016](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_0161.png)
toilet -F border -F gay unixmen
![Selection_020](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_020.png)
toilet -f mono12 -F metal unixmen
![Selection_018](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_0181.png)
### 10. aafire ###
Put you terminal on fire with aafire.
# apt-get install libaa-bin
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# aafire
![Selection_019](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_0191.png)
That it, Have fun with Linux Terminal!!
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via: http://www.unixmen.com/list-10-funny-linux-commands/
作者:[Rajneesh Upadhyay][a]
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[a]:http://www.unixmen.com/author/rajneesh/