Hi there. How can i found something like gExample g_Example iExample and other tutorials? I can't find them... Cuz I started to programing with pawn and stuck with these stuff... Need to learn as much as I can

Edit:
Maybe not correctly written but what I wanted to know when and how to use these things. I know like g_Hello is global and ech... szExample is string if correct but what other means?> Need help