I've posted an answer that I think that is as valid (or more) than it's companions. It was downvoted 2 times and up voted zero times. Why is happening this?
Link: http://askubuntu.com/a/609136/387382https://askubuntu.com/a/609136/387382
Update 1: Downvoted 3 times.
Update 2: I edited my code to be better yet (or that is what I think).