Free software developer and advocate, poker player. Over 30 years experience, winner of the Usenix STUG award for contributions to MediaWiki, author of the OneJoker library.
My blog is etceterology.
Q&A for professional and enthusiast programmers
Q&A for meta-discussion of the Stack Exchange family of Q&A websites
Q&A for serious players and enthusiasts of poker
Q&A for people studying math at any level and professionals in related fields
Q&A for software developers, mathematicians and others interested in cryptography
Q&A for professional and amateur chefs
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 students, researchers and practitioners of computer science