I'm primarily a web app developer (LAMP) living in the UK, but I'm interested in lots of other technologies, most of which are open source.
Currently I'm tinkering with my Arduino when I'm not doing PHP for $. I'm actively learning C and am interested in new languages and stuff.
Q&A for professional and enthusiast programmers
Q&A for people who build and repair bicycles, people who train cycling, or commute on bicycles
Q&A for computer enthusiasts and power users
Q&A for WordPress developers and administrators
Q&A for users of Linux, FreeBSD and other Un*x-like operating systems.
Q&A for professional system and network administrators
Q&A for electronics and electrical engineering professionals, students, and enthusiasts
Q&A for power users of Apple hardware and software
Q&A for power users of web applications
Q&A for dedicated home brewers and serious enthusiasts
Q&A for users and developers of hardware and software for Raspberry Pi
Q&A for parents, grandparents, nannies and others with a parenting role
Stack Exchange Network staging zone, where users come together to build new Q&A sites