How to decide on which site to ask a question (deciding between stackoverflow, superuser and unix & linux)
923
Which computer science / programming Stack Exchange sites do I post on?
47803
Answering the same question across the site
53746
Are questions about (development) devices allowed on Stack Overflow?
38408
Is there a Stack Exchange community in which one can ask subjective and possibly open-ended programming questions?
295
Is cross-posting a question on multiple Stack Exchange sites permitted if the question is on-topic for each site?
126575
Do questions on WAMP belong on Stack Overflow, Server Fault or Super User?
105348
What's the best way to invite a user to answer a question on Stack Overflow?
71970
Which site is more reasonable for questions about R, SO or stats.stackexchange.com?
37876
How to contribute to Stack Overflow besides asking and answering?
46786
Where can I ask questions that I don't know how to frame well enough for Stack Exchange?
115725
Strategy for dealing with "which is faster?" questions
55450
Site to ask any question that will be moved to appropriate network site by reviewers
147720
Where should I ask my not so specific question?
92109
Searching my own questions & answers over all Stack Exchange sites
119724
What do you think of a set of Stack Exchange sites for universities?
81947
Where should I start building the community for a new Stack Exchange site?
924
Give each site a parallel site for polling, recommendations and subjective-ish stuff