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Why is there no alternative instance for Either but a semigroup that behaves similarily to alternati...


haskelleitheralternative-functorsemigroup

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Haskell - What is Control.Applicative.Alternative good for?...


haskellapplicativealternative-functor

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For what Alt in Monoid instance needed?...


haskellapplicativemonoidsalternative-functor

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An alternative Alternative for lists...


listhaskellapplicativealternative-functormonadplus

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How to combine and then branch in MonadPlus/Alternative...


haskellalternative-functormonadplus

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Haskell - Why is Alternative implemented for List...


listhaskellalternative-functor

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'some' and 'many' functions from the 'Alternative' type class...


haskellfunctional-programmingtypeclasssome-and-manyalternative-functor

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Is it possible to write an Alternative instance for Identity a if there's a Monoid for a?...


haskellalternative-functor

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Could it be that (Alternative f, Foldable f) => Monad f?...


haskellmonadstypeclassalternative-functorfoldable

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Why is guard based on Alternative?...


haskellalternative-functor

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Structurally enforced Free Alternative, without left distributivity...


haskellcategory-theoryfree-monadalternative-functorabstract-algebra

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Universal container conversion? if from Foldable to Alternative?...


haskellcontainersapplicativefoldablealternative-functor

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In Haskell, is there an abstraction for the <?>-operator?...


haskelloption-typealternative-functor

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Looking for generalisation of the `if p x then x else empty` construct...


haskellfunctional-programmingalternative-functor

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Distinction between typeclasses MonadPlus, Alternative, and Monoid?...


haskellapplicativemonoidsalternative-functormonadplus

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Alternative IO error for <|>...


haskellio-monadalternative-functor

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Why does the Alternative typeclass need to be a sub-class of Control.Applicative...


haskellapplicativemonoidsalternative-functor

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Is there instance Alternative ((->) r)?...


haskellalternative-functor

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Why is there not 'Alternative' instance for 'Control.Applicative.Const'...


haskellapplicativemonoidsalternative-functor

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How does mzero match guard type signature?...


haskellmonadsalternative-functormonadplus

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Why is there no type class for monoids on functors in Haskell?...


haskelltypeclassfunctormonoidsalternative-functor

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Product and Sum Type Parallels in Haskell Type Classes...


haskelltypeclassapplicativearrowsalternative-functor

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Haskell - Using State with Alternative...


parsinghaskellapplicativestate-monadalternative-functor

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Haskell: Parsing an object that could be multiple types into one single type...


parsinghaskellapplicativealternative-functor

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Understanding function with <|> operator...


listhaskellconcatenationmonadsalternative-functor

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Generate optparse-applicative parser from free alternative functor...


haskellapplicativefree-monadalternative-functoroptparse-applicative

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What does Haskell's <|> operator do?...


haskellapplicativealternative-functor

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Lax monoidal functors with a different monoidal structure...


haskellfunctorapplicativecategory-theoryalternative-functor

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instance Alternative ZipList in Haskell?...


listhaskelltypeclassapplicativealternative-functor

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What can we do with Alternative but cannot do with Monoid?...


haskellmonadsmonoidsalternative-functormonadplus

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