I am running Ubuntu 12.04 under Parallels on a macbook8,1. I have a Norwegian keyboard, so I have set the alt key to choose 3rd level, so I can acces square and curly brackets (like on the mac). ...
I’m on Ubuntu 12.10 and I’ve seen that I can use sudo dpkg-reconfigure keyboard-configuration to control which key triggers the dead key behaviour on my keyboard (which normally resides on AltGr). ...