I am a retired software engineer and am currently working on aspects of computer recognition of natural language using Python.
Q&A for professional and enthusiast programmers
Q&A for users of TeX, LaTeX, ConTeXt, and related typesetting systems
Q&A for professional programmers interested in conceptual questions about software development
Q&A for Ubuntu users and developers
Q&A for meta-discussion of the Stack Exchange family of Q&A websites
Q&A for peer programmer code reviews
Q&A for users and developers of hardware and software for Raspberry Pi