Chủ Nhật, 30 tháng 12, 2012

TERMINAL COMMANDS TO HAVE FUN WITH UBUNTU


Cowsay:Cowsay is a fun command with which your input text is displayed by a cow (ASCII art generated) or any other animal of your wish.
Install cowsay with the command   sudo apt-get install cowsay
Various cowsay commands you can try are,
cowsay message

cowsay -f sheep message
cowsay -l
Xcowsay
xcowsay is a command with which your input text is displayed by a graphical cow.
Install cowsay with the command,
sudo apt-get install xcowsay
Let us see some xcowsay commands,
xcowsay message
Oneko
This command displays a cat(Tom) which will hunt your mouse pointer (Jerry) all over the screen.
To install oneko,
sudo apt-get install oneko
Run it using,
oneko
To quit press ctrl+c.
Star Wars
Ever wanted to see how star wars will be when it was made using ASCII art???
To view it,
telnet towel.blinkenlights.nl
ASCII aquarium
View a ASCII generated aquarium in your terminal.
Before viewing ASCII aquarium 2 things are needed, firstly Install perl module named Term-Animation, follow steps in order:
sudo apt-get install libcurses-perl
cd /tmp
wgethttp://search.cpan.org/CPAN/authors/id/K/KB/BAUCOM/Term-Animation-2.4.tar.gz
tar -zxvf Term-Animation-2.4.tar.gz
cd Term-Animation-2.4/
perl Makefile.PL && make && make test
sudo make install
Now install ASCII with the following steps,
cd /tmp
wgethttp://www.robobunny.com/projects/asciiquarium/asciiquarium.tar.gz
tar -zxvf asciiquarium.tar.gz
cd asciiquarium_1.0/
sudo cp asciiquarium /usr/local/bin
sudochmod0755/usr/local/bin/asciiquarium
Run ASCII aquarium with,
/usr/local/bin/asciiquarium
(or)
perl /usr/local/bin/asciiquarium
ASCII animation
Want to see how visualization will be in terminal?? then follow the simple steps
Install using,
sudo apt-get install bb
Run using the command,
bb
To enable music press y else press n.
Press 8 to continue or press displayed nos to enable or disable the option.
Train
Everyone knew about ls which is obviously used to display contents of folder. When you mistyped as sl , what will be the result, ever wondered?? sl basically generates a ASCII art train.
Install sl using,
sudo apt-get install sl
Run using,
sl
aafire
aafire displays a ASCII art fireplace at your terminal.
Install aafire using,
sudo apt-get install aafire
Run aafire using,
Aafire
Factor
Factor is a simple command line utility with which you can get the prime factors of any number you give as input.
To find the factor of any number,
factor number
example: factor 55
Figlet
If you are ever fascinated in creating ASCII art of any text then you might want to try this command.
Install figlet using,
sudo apt-get install figletRun the command using,
figlet text
Fortune
Need nice quotes for fowarding to your friends or tweeting them ?? well fortune command can come in handy.
Install fortune using,
sudo apt-get install fortune
Run fortune using,
fortune
Hash
Have you ever counted how many commands and how many times you’ve used them?? Hash command stores all that information and you can access them with single command.
Just run the command,
hash
Hello
Hello is a simple command with which you can display hello text in your terminal along with your own message.
You can try different commands like,
hello
hello -n
hello –greeting=GNU/Linux

Alias
You would feel bored to use the long commands which makes you so lazy to use them and you would’ve wondered if there are any alternatives. There comes the alias command for the aid.
Alias is a command with which you can create aliases for your favorite commands.
To list any existing aliases,
alias
To create a new alias,
alias aliasname='command'
for example, alias vmsecho='echo'

Press Enter.
Run the command for verification,
vmsecho hello
To remove an alias,
unalias aliasname
for example, unalias vmsecho
Rev
Rev is a simple command which reverses the text which you give as input.
Run rev using,
rev
Press Enter.
Then enter the text and press enter to get the reversed text.
Date & Cal
Date and cal commands displays the current date,time and the calender.
Run using,
date
cal
Yes
Yes is a command which displays a given text in an infinite loop.
Run using the command,
yes text
For example:
yes Smashingtips.com
CMatrix:
CMatrix lets you to see matrix film like screensavers in your terminal.
Install cmatrix using,
sudo apt-get install cmatrix
Run using,
cmatrix
cmatrix –help, for more options
Combinational Commands:
So far we have seen commands like cowsay, xcowsay, fortune, figlet, yes, factor, date&cal etc., but these commands can be combined to produce different effects.
Some the combinations are,
xcowsay “$(factor 55)”
cowsay “$(factor 55)”

cowsay “$(fortune -a)”
xcowsay “$(fortune -s)”
cowsay “$(date)”
xcowsay “$(date)”

fortune | cowsay
Likewise you can try out various combinations like these to see different outputs.

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