J. Abrahamson

J. Abrahamson has asked 48 questions and find answers to 390 problems.

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About

Statistics, learning, and visualization. I build tools, answer tricky questions, and make pictures to show that even a complex world is very beautiful.

Cofounder of Reify Health

J. Abrahamson questions

How can I check the client certificate using Snap
Dependently typed 'ZipVector' Applicatives
What's the highest order function used in practice?
Typeclass tricks for generalized multi-parameter function lifting
Is there a standard name or implementation of the "purely applicative Either"?
How to make a multi-level module hierarchy with (or without) Oasis
GHC Partial Evaluation and Separate Compilation
Why doesn't 'ZonedTime' have an 'Eq' or 'Ord' instance
Difference between modules and existentials
Typeably casting GADTs

J. Abrahamson answers

From (a->b) to (MyType->MyType)
Can mapEvery be implemented with foldr
Benefits of differential lists with lazy evaluation
write a function to extract an element from a list in haskell
Simplify code by distributing []
Is there a standard way to match 2 lists with a custom matching function in Haskell?
Is there a Data.Binary instance for Data.Time.Calendar.Day?
Taking monadic functions out of a monad
Connecting Producer and Pipe to extract the result
How to ignore a polymorph readable type, while reading?