INTRODUCCION
Queremos que un usuario pueda poner: http://127.0.0.1/~paco

CREAR LA CARPETA PUBLIC HTML
mkdir /home/paco/public_html

ACTIVAR LAS CARPETAS DE USUARIO
cd /etc/apache2/mods-enabled
sudo ln -s ../mods-available/userdir.conf userdir.conf
sudo ln -s ../mods-available/userdir.load userdir.load

CREAR UN SERVERNAME
gedit nano /etc/hostname
127.0.0.1 profesor localhost
192.168.0.20 profesor


ACTIVAR PHP

sudo nano /etc/apache2/mods-available/php5.conf


AddHandler application/x-httpd-php .php .html .htm .file

SetHandler application/x-httpd-php


SetHandler application/x-httpd-php-source

# To re-enable php in user directories comment the following lines
# (from to .) Do NOT set it to On as it
# prevents .htaccess files from disabling it.
#
#
# php_admin_value engine Off
#
#


REINICIAR

sudo /etc/init.d/apache2 restart