MetaMod Placeholder Position Display Management

When using Joomla! sometimes one requires to hide some information, like a specific menu, or an entire position.

MetaMod let’s you do this in a quite easy way.
One can follow their documented technique of moving stuff from an non-existing position into the real position, or one can use a simpler strategy that does not imply having virtual positions and nor moving stuff between these virtual positions and the real position: MetaMod Position Display Management.

./M6