Two almost identical functions using STArray: why does one requires FlexibleContexts, and the other ...

Haskell ST Monad: No instance for (MArray (STArray s) Int (ST s1))...

How can I implement a Fisher-Yates shuffle in Scala without side effects?...

How to improve this algorithm by 1)use arrays, 2)avoid list concatenation (lazy lists?)?...

Multiple updates in ST-Monad...

Having ST(U)Arrays in a data structure?...

STArray and stack overflow...