HackerTube / Video
John Wiegley: Putting Lenses to Work
Bay Area Haskell
John Wiegley's BayHac 2017 talk walks through Haskell lenses by example, showing many practical uses beyond simple record access. It is aimed at people who want to become productive with the lens library.
HN recommends it as the fastest way to learn lenses by example, with far-out examples later on.
5 Hacker News mentions · 2020–2024