Personally, I keep a digital commonplace book — https://en.wikipedia.org/wiki/Commonplace_book https://en.wikipedia.org/wiki/Commonplace_book In practice, thi

Personally, I keep a digital commonplace book — https://en.wikipedia.org/wiki/Commonplace_book https://en.wikipedia.org/wiki/Commonplace_book In practice, this ends up being a huge markdown file (so I can store readable code) with entries prefixed by tags to make for easier searching.