Tried SO a long time ago, got fed up with all the newbie questions that could have been answered with minimal Google-fu.
I'm back now & willing to give it another shot. I'll try my best to resist the temptation of lmgtfy....
Q&A for professional and enthusiast programmers
Q&A for passionate videogamers on all platforms
Q&A for system and network administrators
Q&A for users of Linux, FreeBSD and other Un*x-like operating systems
Q&A for information security professionals
Q&A for computer enthusiasts and power users