Personal site of Lin: software projects, practical notes, and writing in public.https://linknows.fun/https://linknows.fun/blog/stack-2026-01-09/https://linknows.fun/blog/stack-2026-01-09/Fri, 09 Jan 2026 11:39:25 GMThttps://linknows.fun/blog/a-study-of-po/https://linknows.fun/blog/a-study-of-po/Sun, 16 Dec 2018 16:00:00 GMT