Virtualhost

Firstly we create virtual host in ubuntu.
You follow the following step;

1. open the terminal and go to root( for that enter sudo -i).

2. Then go to the hosts file in your machine. For that enter the following command.
gedit /etc/hosts.
then enter the following line in hosts file.
127.0.0.1 example.loc

3.then go to the your site-available folder.
Enter the following command in terminal.
cd /etc/apache2/sites-available

Then enter open the default file and copy the lines.
then enter the following command and paste following lines it.

gedit example.loc
paste code:

then edit the lines according following lines.

ServerAdmin webmaster@localhost
ServerName prestashop.loc
DocumentRoot /var/www/prestashop


4. Then enter the following command in your machine.
ln -s /etc/apache2/sites-available/example example.loc
5. Then create the example folder in your www folder.

6. Then restart the your apache server.
/etc/init.d/apache2 restart

7. open the your Browser and enter http://example.loc

Good luck :)

web service

How to install java 6 for ubuntu

You can install java 6 for linux ,After enter the following command in terminal:

sudo apt-get install sun-java6-jdk sun-java6-plugin


Then enter the foolowing coomand :

sudo apt-get install sun-java6-jre sun-java6-plugin

check java version enter foolowing command:

java -version

And Install netbeans Enter the following command:

sudo apt-get install netbeans6.7

Good CSS Editors for Linux (Ubuntu)

There is favourite css editer software for ubuntu. You can install following command enter the terminal.
1. Cream / Vim for Editing CSS
sudo apt-get install cream

2.Quanta
sudo apt-get install quanta

3.cssed
sudo apt-get install cssed

4.Bluefish as a CSS Editor
sudo apt-get install bluefish

Top 10 Security/Hacking Tool

1. Nmap
2. Nessus Remote Security Scanner
3.John the Ripper
4. Nikto
5. SuperScan
6. p0f
7. Wireshark (Formely Ethereal)
8. Yersinia
9. Eraser
10. PuTTY

Famous hackers in the world

There are as many bad hackers as productive hackers.
One of the most famous black hackers is "Kevin Mitnick", who broke into the computers of several organizations, including Fujitsu, Motorola, Sun Microsystems and Nokia. He was imprisoned and even today can't use a computer due to a judicial restriction.

Another famous hacker is "Vladimir Levin," a mathematician who led a group of Russian hackers and stole ten million dollars from Citibank. Until this day, no one knows how they did it.

" Jonathan James " case is a bit more complicated. He was the first juvenile from the teen hackers of the USA to be prosecuted for computer hacking. But that didn't stop him. Later, he was able to access the computer systems of NASA and the US Department of Defense. Finally, he was imprisoned.

UML Diagram Software for ubuntu

We can draw uml diagram using Dia.
So you have to do following step:
* Open the terminal and Enter Following command :-

sudo apt-get install dia

And go to the application and go Graphics tab.
then open the dia software for draw the uml diagrame.

thanks everyone