It also provides a search form, so if I know what I'm looking for but not the URL, I can submit a query to track it down. (Assuming the Jedi mind trick doesn't work...)
Unfortunately，this trick is spoiled by his one—track mind．If you pick him up he lies still．But turn him over and he will thrash about wildly，trying to turn himself belly up again．
The trick comes into play when you allow anonymous users to cast votes. We will track the session ID and remote identifier information to do our best to identify unique visitors.