ideone
Via delicious.com on January 13, 2010
ideone.com is a pastebin. But a pastebin like no other in the Internet. More accurate expression would be online mini IDE and debugging tool. ideone is designed mostly for programmers (but, of course, common plain text can also be uploaded). You can use it to share your code in a neat way, run your code on server side in many programming languages and do it all with your own input data.
Meanwhile, on Twitter...