We might have been sleeping on this website because we never have come across it before. But if you are new to stream, or are even having any issues with your stream this is one website you should definitely bookmark. Twitch tips is not associated with Twitch by any way, but they do give you very resourceful tips on how to make your stream work to the best of its ability. If you are still having issues you can even submit an question.
Shouts to Truthful and Dmarby for making the website and everyone else who contributes to it.