Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.
In the question list, there are orange circles, green circles, grey circles, etc... Is there a legend or a key for this somewhere?
This question came from our site for Ubuntu users and developers.
I think they tried to make them self evident, but...
Orange = no answers
Grey = answer(s) but no accepted answer
Green = has accepted answer