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Luka Jacobowitz

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titleconferencedate
Monoids, Monoids, MonoidsScala World 20192019-09-11
Argues that monoids underlie many Scala patterns and shows concrete code-level uses: integer addition, string concat, set union, Option and tuple monoids, Map…
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Testing in the world of Functional ProgrammingLambda World Cádiz 20182018-10-25
Advocates property-based testing with concrete fixes: uses ScalaCheck plus newtypes and the scala-newtype macro so arbitraries generate valid UUIDs/dates…
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Principled error handling - Beyond MonadErrorScalapeño 20182018-07-02
Argues MonadError is insufficient and introduces an ErrorControl abstraction that separates a fallible F from an infallible G with a primitive controlError (F…
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Oh, All the things you'll traverseScala Days Berlin 20182018-05-14
Explains how cats’ Traverse and related type classes actually flip nested types (turns List[Future[A]] into Future[List[A]]) and gives concrete code patterns…
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Building a Tagless Final DSL for WebGL in ScalaScale By the Bay 20172017-11-16
Claims that a tagless final DSL built in Scala.js provides composable layers from a low-level WebGL algebra up to a render-engine, interpreting into any effect…
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What Referential Transparency can do for youScala.IO 20172017-11-02
Argues that referential transparency buys concrete benefits: easier testing, memoization, automatic parallelization and compiler optimizations; demonstrates a…
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