kosmikus questions

kosmikus answers

• Haskell could not unify type instance equations
• Where is the Constraint kind defined?
• foldl behaviour on infinite lists
• How to avoid excessive boilerplate for matching constructors
• Parse recursive data with parsec
• Displaying IO arrays
• Memory-efficient dummy values in Haskell
• Prove idempotency of type-level disjunction
• How does this memoized fibonacci function work?
• Parallel computations with fast randomness and purity?