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flatMap ignoring the result...

Why does scala not infer the right type when wrapping EitherT?...

Cats' Monoid instance throws exception when merging Maps of Arrays...

FS2 passing resource (or effect) as a state...

EitherT with multiple return types...

MVar tryPut returns true and isEmpty also returns true...

Nesting a for comprehension inside a yield...

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Convert List[Task[List[A]]] to Task[List[A]]...

How to flatMap cats Applicatives...

Implementing functor map for class-tagged arguments only...

Matchers for cats EitherT and effects...

Scala, cats, http4s - does not recognize <+> symbol from Http4s...

Cannot convert HList to tuple after Shapeless FoldRight...

Can a function operating upon mutable data structure be referentially transparent?...

How to reason about stack safety in Scala Cats / fs2?...

Model multiple function calls with a stream (in a safe, FP way)...

Scala Future/Option for comprehension issues...

How should a scala cats IOApp acquire an ExecutionContext?...

Scala - how to use foreach loop in for comprehension block?...

Elegant way to change either to error with tagless final...

Scala, cats - how to create tagless-final implementation with IO (or other monad) and Either?...

Applicative with zero...

Extract value from Future using Cats...

How to pass complete query as a parameter...

How to create Kleisli with Kleisli.local (not local for transforming)...

cats.ReaderT[F,A,B] from dependency A in for-comprehension...

What is the meaning of * in the tests?...

Functor implementation for types with more than one type...