Perl and Bikes and Food
Twitter: @gimpson
Stack Overflow
Q&A for professional and enthusiast programmers
Bicycles
Q&A for people who build and repair bicycles, people who train cycling, or commute on bicycles
Super User
Q&A for computer enthusiasts and power users
Seasoned Advice
Q&A for professional and amateur chefs
Area 51
Q&A for proposing new sites in the Stack Exchange network
Server Fault
Q&A for system and network administrators
Database Administrators
Q&A for database professionals who wish to improve their database skills and learn from others in the community
Web Applications
Q&A for power users of web applications
Meta Stack Exchange
Q&A for meta-discussion of the Stack Exchange family of Q&A websites
Ask Ubuntu
Q&A for Ubuntu users and developers
Ask Different
Q&A for power users of Apple hardware and software
Vi and Vim
Q&A for people using the vi and Vim families of text editors
Parenting
Q&A for parents, grandparents, nannies and others with a parenting role
Unix & Linux
Q&A for users of Linux, FreeBSD and other Un*x-like operating systems
Buddhism
Q&A for people practicing or interested in Buddhist philosophy, teaching, and practice
Information Security
Q&A for information security professionals
The Workplace
Q&A for members of the workforce navigating the professional setting
Homebrewing
Q&A for dedicated home brewers and serious enthusiasts
Coffee
Q&A for people interested in all aspects of producing and consuming coffee
Software Engineering
Q&A for professionals, academics, and students working within the systems development life cycle