http://news.ycombinator.com/item?id=1128583 http://news.ycombinator.com/item?id=1128583 <- This is, I think, relevant http://news.ycombinator.com/item?id=15407

http://news.ycombinator.com/item?id=1128583 http://news.ycombinator.com/item?id=1128583 <- This is, I think, relevant http://news.ycombinator.com/item?id=1540722 http://news.ycombinator.com/item?id=1540722 <- This was submitted just minutes after your item http://news.ycombinator.com/item?id=1510615 http://news.ycombinator.com/item?id=1510615 <- Your request is a common one, this is a recent example with its attendant discussion. If this has been helpful, please read this: http://news.ycombinator.com/item?id=1540610 http://news.ycombinator.com/item?id=1540610 If that's interesting, please consider upvoting it so it gets noticed. Cheers!