At my company we have lots of MySQL databases(usually one for each virtual host) and each database has its unique user. Adding a new database and a user with proper permissions can be quite tedious, that’s why I hacked up the following script which saves some of my precious time 
In my previous nginx related post I promised to show a couple of utility scripts we use to simplify managing of multiple virtual hosts both under Apache and nginx. Well, here they come
If you have not already tried using nginx, one of the fastest http and reverse proxy servers in the world, you definitely should try doing so!
Nginx can save lots of CPU cycles simply by “standing” before the main heavy http server(e.g. Apache) and taking the role of serving effectively all static content. Actually it can be your main and the only http server but that’s a story for another day since it will require quite a lot hassle if you already have many virtual hosts served by another server(Apache again).