You can always post questions, but perhaps 30 minutes of google- is-my- friend research would help you verbalize your question more precisely and, if not providing you with the answer right away, would at least show some effort on your side 
You can always post questions, but perhaps 30 minutes of google- is-my- friend research would help you verbalize your question more precisely and, if not providing you with the answer right away, would at least show some effort on your side