In a previous article about mistakes people do when writing plugin I said one of them was to input css/javascript even on pages where they are not nee...
Filters in WordPress are used to add or override the core functions return. Usually filters come at the end on a script just before it returns the res...
I know, WordPress 2.9 has only been out for a few weeks but we are already excited about the next release. Version 3.0 is something special though.
Fi...
