Asking questions effectively is an art. Everytime you don't get satisfying answers to your questions, you should first ask yourself whether you could improve the way you asked them.
The flipside of asking questions, of course, is answering them. Here are some things to keep in mind when posting answers:
HowToAnswerQuestionsOnJavaRanch
Other resources:
Note: Do not send Java questions to the authors of these documents! If you do, they will flame you and you will deserve it.
