phadej

phadej has asked 16 questions and find answers to 138 problems.

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About

A humble functional programmer from up north. Haskell Consultant at Well-Typed.

phadej questions

Why MonadReader r (StateT s m) uses an instance of the underlying monad
Lein console (like sbt)
git clean -ndX doesn't remove directory
Why Sum and Product aren't Functors
How to work with higher rank types
Is there a naming convention for implicit classes?
How to make the product of two lenses?
How to interleave streams (with backpressure)
Why Reads is not declared covariant?
Strict Maybe in data definitions

phadej answers

Equivalent of "pip install -U -r requirements.txt" for Cabal?
what's the wreq's way of creating custom cookies?
Generically finding out whether the type of a value belongs to a type class or not
An UU parser recognizing just the empty string input?
GHC could not infer types in presence of GADTs and Type Families
Eq or Ord instances for existential GADT
Travis and matrix combinations
No Monad Instance for `Data.Map`, but Scala's Map?
Moving average in Haskell
How can I use &&& with a -> Maybe a