simgle repeat?

[Rui Tiago Matos]

One vim feature which is really handy (and my vim user house mate is
always teasing me about :-) is the single repeat command aka "dot" or
"."[1]

So is there anyway to have anything like it in emacs?

Thanks,
Rui

[1] http://vimdoc.sourceforge.net/htmldoc/repeat.html#.