On the main StackOverflow site there is a specific close reason:
Questions asking us to recommend or find a book, tool, software library, tutorial or other off-site resource are off-topic for Stack Overflow as they tend to attract opinionated answers and spam. Instead, describe the problem and what has been done so far to solve it.
What is the GDSE's position on this subject, questions where asker knows what technology he wants to use. Should we keep and encourage that kind of questions here?
If those are off-topic, should they be closed under this reason?
Questions about "how to get started," "what to learn next," or "which technology to use" ...