The OSX moniker for "Virtual Desktops". A user can have multiple desktops (icons, wallpaper, aliases/shortcuts, files, etc.), only one of which is usable at a time, and switch between them. Introduced in 10.5 "Leopard". In 10.7 "Lion", the Spaces functionality was rolled into Mission Control
I'm using Spaces on OS X, and I'd like to replicate the Ctrl-Alt-<arrow> functionality (or is it Ctrl-Alt-<arrow> -- I can never remember) in Gnome that causes the currently selected ...