Following the tutorial 'How To Set Up Mod_Rewrite' indicates I should run the command 'sudo a2enmod rewrite', but I mark: sudo: a2enmod: command not found anyone know how to fix it. Install A2enmod Fedora. How to Install Different PHP 5. Versions in Ubuntu. Create Pdf File From Vb6 Format there. PHP recursive acronym for PHP Hypertext Preprocessor is an open source, popular general purpose scripting language that is widely used and best suited for developing websites and web based applications. It is a server side scripting language. Fedora Linux a great alternative to Windows. Here¹s how to install it on your current PC (assuming you have a standard BIOS).