$ sudo apt-get install apache2
$ sudo apt-get install php5
$ sudo apt-get install libapache2-mod-php5
$ sudo apt-get install mysql-server

$ sudo apt-get install php5-mysql
$ sudo /etc/init.d/apache2 restart
$ sudo apt-get install phpmyadmin
http://localhost/ maps to /var/www

config.inc.php can be found in /etc/phpmyadmin