I have this !g routine too, but lately I'm having a much harder time finding good, technical programming answers than before, even on Google. I would love being

I have this !g routine too, but lately I'm having a much harder time finding good, technical programming answers than before, even on Google. I would love being able to easily blacklist some websites such as stackoverflow and the likes which often have unanswered questions or incomplete answers, and often fills the first 2 Google's result pages.