TIL that it's possible to yield from within #fsharp lists: > [yield 1; yield! [2;3]; yield 4];; val it: int list = [1; 2; 3; 4]

New article: Pattern guards for a protocol.

#repostfriday Decouple to delete.

@ploeh I also found this article: https://t.co/rJgUWSM14k by Vladimir Khorikov essential in explaining the supposed dichotomy of DAMP vs DRY.

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@ploeh I'd even go as far saying that the test code is more important than production code, thus needs to be cleaner. After all, with a good test suite, you can always clean up your production code. But cleaning up tests without losing coverage can be surprisingly challenging.

New article: Treat test code like production code.

#repostfriday TDD improves reusability.

New article: Result is the most boring sum type.

#repostfriday Modelling versus shaping reality.

@URozmej I think this post by @ploeh is relevant here.

New article: Empirical software prototyping.

New article: 100% coverage is not that trivial.

'Paratechnical power user'. Nice phrase coinage. Well done, 2023-me! #repostfriday

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New article: Empirical Characterization Testing.

I'm almost afraid to jinx it, but I've been writing non-trivial Haskell in @code all week, and been impressed with how stable and useful it's become of late 👍👌

#repostfriday When to refactor:

@yacineMTB https://t.co/NN3JfrXVV8 from the man who wrote the book on DI @ploeh

Here @ploeh discusses how much of this applies to property-based testing https://t.co/H2Hukxni4X