Programming languages   Haskell

Tips and Tricks for Code Golfing in Haskell (4)

Since we have tips for golfing in C++, here's a similar thread with tips for Haskell. Hopefully, more will contribute to it. I'm going to follow the same caveats as in the C++ thread. Hence, no particular tips for Thor…

About the Haskell category (1)
Can we hope not to need hSetBuffering someday? (3)
How to unit test (HUnit) when you only allowed to submit the module name "Main"? (3)
Importing libraries (3)
hPutStrLn not parsing (4)
Efficient Hashtables for Haskell (3)