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johnbender.us
| | bartoszmilewski.com
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| | This is part 12 of Categories for Programmers. Previously: Declarative Programming. See the Table of Contents. It seems like in category theory everything is related to everything and everything can be viewed from many angles. Take for instance the universal construction of the product. Now that we know more about functors and natural transformations, can...
| | igstan.ro
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| | [AI summary] The author provides an intuition for contravariant functors in Scala by explaining the contramap method through the example of deriving custom orderings from standard ones.
| | blog.ploeh.dk
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| | Mappings between functors, with some examples in C#.
| | www.inner-product.com
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| The core premise of functional programming, in my opinion, is that local reasoning and composition make for better code. Here I discuss what these terms mean and the benefits they bring.