A powerful language demands a powerful REPL and GHCi delivers just that. What appears on the surface to be a simple tool for learning Haskell and running scripts is in actuality a robust control panel for dynamically managing all aspects of computation. It's time to leave debugging with putStrLn behind and move on to controlling and inspecting execution like a proper time controlling Haskell wizard. Come discover just how easy it is.
Richard Minerich is a Functional Revolutionary and Senior Researcher at Bayard Rock