16: Functors

Going deeper down the category theory rabbit hole, we explore one of the most common and useful abstractions in the functional programming world. You're likely already familiar with Functors but just didn't know it yet. Episode 16 patrons: Chris Krycho Tyler Harper George Webster Show Notes: Functor map :: (a -> b) -> f a -> f b Bifunctor bimap :: (a -> b) -> (c -> d) -> f a c -> f b d Profunctor dimap :: (a -> b) -> (c -> d) -> f b c -> f a d Phil Freeman's talk on Profunctors: https://www.youtube.com/watch?v=OJtGECfksds

Om Podcasten

LambdaCast is a podcast about functional programming for working developers. Our focus is to describe concepts using clear everyday language without watering anything down. If you've ever been curious about FP but were turned off by the jargon or unfamiliar concepts, this is the place to be. Thoughts, comments, critique? Send them to contact@lambdacast.com Music is "Lively Lumpsucker" by Kevin MacLeod (incompetech.com) Licensed under Creative Commons: By Attribution 3.0 License Icon is a modification of "Communicator" by Juan Pablo Bravo (https://thenounproject.com/term/communicator/47500/) Licensed under Creative Commons: By Attribution 3.0 License