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A functional programming language

95
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2answers
I've seen people talking about Free Monad with Interpreter, particularly in the context of data-access. What is this pattern? When might I want to use it? How does it work, and how would I implement i …
asked Jun 2 '14 by Benjamin Hodgson
18
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command handler has no idea whether it's being used by a batch job, a GUI, or a REST API. In a purely-functional language like Haskell, you might model the command handler roughly like this: newtype … ' code which calls into the command handler, like a GUI or a REST API. So now we have two layers in our program which need to do IO - the command handler and the view - which is a big no-no in Haskell
asked Mar 1 '14 by Benjamin Hodgson