Either and inner Maybe error handling...

Best way to turn a List of Eithers into an Either of a List?...

Getting Value of Either...

EitherT with Scala type alias...

How to convert a `NonEmptyList[Either[Error, User]]` to `Either[Error, NonEmptyList[User]]` with cat...

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

How to split a List[Either[A, B]]...

Convert Option to Either in Scala...

Haskell map on Right value of Either...

Unwrapping a task either, handling errors, and providing default value...

Is there a simpler way to do this pipeline with languageext?...

fp-ts TaskEither pipeline composed with Either pipelines...

How to use Scala Cats' Kleisli with Either...

Mapping an Either list to integers...

Typeable for Maybe and Either...

How to test Either from Arrow in functional style...

What is the concise way to map error of an Either type in scala...

How to chain vavr's Either nicely?...

How use Either with async function...

How to extract Left or Right easily from Either type in Dart (Dartz)...

why can't I extract a tuple from Either projection inside for comprehension using pattern matchi...

Cleanly iterating over a vector of mixed enum variants...

What signature should my type's SelectMany method have?...

How to implement a generic Either type in Go?...

better way to dissolve multiple Either arguments...

Option.toRight returns Product type. What does it mean?...

How to turn `Either[Error, Option[Either[Error, Account]]]` to `Either[Error, Option[Account]]` with...

Scala : Expression of Type None. Type doesn't confirm to expect type Document...

Monadic function of `(a -> m (Either e b)) -> Either e a -> m (Either e b)`?...

Patternmatching in Haskell with Either type...