Failed Experiments

a Mr. Fleming wishes to study bugs in smelly cheese; a Polish woman wishes to sift through tons of Central African ore to find minute quantities of a substance she says will glow in the dark; a Mr. Kepler wants to hear the songs the planets sing.

Saturday, May 16, 2020

Global typeclass coherence (Principles 3, Scalaz Files)

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In Scalaz, we provide at most one typeclass instance per type throughout your whole program, and we expect users to preserve that invariant....

Tuesday, July 16, 2019

Scalazzi safe Scala subset (Principles 2, Scalaz Files)

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Scalaz is designed for programmers building type-safe , functional programs. If you program like this, you can start to see very deep prope...

Tuesday, July 9, 2019

A standard library for principled functional programming in Scala (Principles 1, Scalaz Files)

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The best way to think about “what is Scalaz?” is as a standard library for functional programming . This goes all the way back to its creati...

Saturday, February 17, 2018

Scala FP: how good an idea now?

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Ed Kmett’s reddit comment full of biting commentary on the troubles of attempting functional programming in Scala remains the most concise ...

2 comments:

Saturday, February 10, 2018

Writing about subtyping

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I want programmers to stop using subtyping, yet I keep bringing it up, in article after article. Partly that is because it is very hard to a...

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Stephen Compall

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