Beginners Questions Megathread

Hey everyone, we're back with the beginners questions megathread.

So if you are a beginner and have some questions, don't hesitate to ask them here, go ahead!

But please, do not forget to check the sidebar before, there are many useful links in your right, check them all to see if your answers aren't already there! :)

Remember for everyone to keep it polite. Most of people here will probably be beginners, and they're seeking help, not to be blamed. Also, if you disagree with an answer, you can debate about it as long as you keep it polite.