How much xp points can I have for upvoting, downvoting, writing question or writing answers or commenting?

Question

Or there is no point for do such things?

Answer 1

It is badges you want, look at these codes:
https://code.sololearn.com/WdNJUx3lFKMZ/?ref=app
https://code.sololearn.com/WPWPl1tlA2fO/?ref=app

Answer 2

As far as I know:
Best answer = 15XP
like storm (about ten) = 1XP

Answer 3

Tell me the language for arduino

Answer 4

Well depends