Programming BBC Basic when I was a child.
Writing I-beam bending and loading programs with sheep and QBasic at university.
Playing with PHP/MySQL in my spare time.
Working with ASP.Net and T-SQL in financial web applications.
Q&A for professional and enthusiast programmers
Q&A for user experience researchers and experts
Q&A for professional programmers interested in conceptual questions about software development
Q&A for peer programmer code reviews
Q&A for scientific skepticism
Q&A for writers/artists using science, geography and culture to construct imaginary worlds and settings
Q&A for people studying math at any level and professionals in related fields
Q&A for linguists, etymologists, and serious English language enthusiasts
Q&A for scientists, academics, teachers and students
Q&A for professional, enthusiast and amateur photographers
Q&A for meta-discussion of the Stack Exchange family of Q&A websites
Q&A for information security professionals
Q&A for people interested in statistics, machine learning, data analysis, data mining, and data visualization
Q&A for speakers of other languages learning English
Q&A for computer enthusiasts and power users
Q&A for active researchers, academics and students of physics
Q&A for programming puzzle enthusiasts and code golfers