haskell Archives - Page 2 of 4

haskell, Programming

IT Nursery

Good examples of Not a Functor/Functor/Applicative/Monad?

While explaining to someone what a type class X is I struggle to find good examples of data structures which are exactly X. ...

May 27, 2022
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multithreading, Programming

IT Nursery

What is the Haskell response to Node.js?

I believe the Erlang community is not envious of Node.js as it does non-blocking I/O natively and has ways to scale deployments easily ...

May 26, 2022
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Haskell: Converting Int to String

I know you can convert a String to an number with read: Prelude> read "3" :: Int 3 Prelude> read "3" :: Double ...

May 25, 2022
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Comparing Haskell’s Snap and Yesod web frameworks

The two Haskell web frameworks in the news recently are Yesod (at 0.8) and Snap (at 0.4). It’s quite obvious that Yesod currently ...

May 25, 2022
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Haskell: Lists, Arrays, Vectors, Sequences

I’m learning Haskell and read a couple of articles regarding performance differences of Haskell lists and (insert your language)’s arrays. Being a learner ...

May 22, 2022
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Getting associated type synonyms with template Haskell

Can Template Haskell find out the names and/or the declarations of the associated type synonyms declared in a type class? I expected reify ...

May 21, 2022
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What’s so bad about Template Haskell?

It seems that Template Haskell is often viewed by the Haskell community as an unfortunate convenience. It’s hard to put into words exactly ...

May 20, 2022
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How fundamentally different are push-pull and arrowized FRP?

I want to study FRP in Haskell, but it’s a bit difficult to decide on a library to use. Many seem to be ...

May 20, 2022
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What does the exclamation mark mean in a Haskell declaration?

I came across the following definition as I try to learn Haskell using a real project to drive it. I don’t understand what ...

May 17, 2022
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Abusing the algebra of algebraic data types – why does this work?

The ‘algebraic’ expression for algebraic data types looks very suggestive to someone with a background in mathematics. Let me try to explain what ...

May 16, 2022
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