I run Windows 7 x64 on my home computer, which I built myself, and my work computer. I also use Lubuntu full-time on my netbook. I program a 3- and a 5-axis CNC router for a living.
Q&A for computer enthusiasts and power users
Q&A for Ubuntu users and developers
Stack Exchange Network staging zone, where users come together to build new Q&A sites
Q&A for mechanics and DIY enthusiast owners of cars, trucks, and motorcycles
Q&A for power users of Apple hardware and software
Q&A for users of Linux, FreeBSD and other Un*x-like operating systems.
Q&A for professional programmers interested in conceptual questions about software development
Q&A for users and developers of hardware and software for Raspberry Pi
Q&A for professional graphic designers and non-designers trying to do their own graphic design