This is a write up by Eric Steven Raymond and its really a good reading about how to ask smart questions:
http://www.catb.org/~esr/faqs/smart-questions.html#id2888747
Another write up about asking Yes/No questions:
http://homepages.tesco.net/~J.deBoynePollard/FGA/questions-with-yes-or-no-answers.html
-Devankur