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New posts in haskell

Where do I define Arbitrary instances?

How to interpret Haskell +RTS -s summary output

haskell

How can I make my type an instance of Arbitrary?

What does the ((->) r) mean in instance Applicative ((->) r) where?

haskell

No instance for (Ord int) arising from a use of `>', Haskell

haskell compilation

Why is MVector not Foldable?

haskell

Preprocessor for haskell source: is cpp the only option?

haskell c-preprocessor

How to use equational reasoning to reduce this expression

haskell

Deducing rank from forall quantification

haskell

Selecting a type-class instance based on the context (once again)

Haskell Megaparsec: how to show a traceback of all parsers that led up to an error?

haskell megaparsec

What is the name of this prism-like optic, and is it useful for anything?

haskell haskell-lens lenses

Automatically detect whether a Haskell function is tail recursive

Can iterate be written with a fold?

Memory footprint of splitOn?

haskell

In Haskell, how can I get a substring of a Text between two indices?

string haskell slice

How to ignore arbitrary tokens using parsec?

haskell parsec

Difference between type family and partial newtype? (and partial data?)

haskell gadt type-families

Is there a wildcard type variable in Haskell?

haskell

Can "overloading" via FlexibleInstances return different types, or match on typeclasses?

haskell overloading