Just a few weeks here, and I am already sick of gang down-voting, ridiculous closures and the rudeness to new users. (Not counting the other moronic stuff that happens here).
SO is not the place for me. Does not look like I will be visiting again, it is just a pointless waste of time.
If you came here for a link, here is something that might interest you: Just another opinion.
Q&A for professional and enthusiast programmers
Q&A for people studying math at any level and professionals in related fields
Q&A for students, researchers and practitioners of computer science
Q&A for meta-discussion of the Stack Exchange family of Q&A websites