Are you aware of any wiki like system that make page edit public only if the user who made the edit has a given karma or if the community up votes the edit? Something like Super User or Stack ...
Ok, let's say I make some kind of widget or craft... and before I try to sell it, I'd like to see how much people would pay for it, on average - so what I'm wondering: Is there a webapp where I can ...
I'm a student studying meteorology and I have an idea, but I don't know the best way to go about achieving it. I'd like to create a user-made directory of Twitter users for the weather community. ...