Paul Johnson

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Paul Johnson has asked 19 questions and find answers to 113 problems.

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Paul Johnson questions

How do I use types to separate incompatible values
Continuation monad for a yield/await function in Haskell
GCR Cloud Run says "Image [name] not found"
Zipper data structure for graphical model editor
How do I use the diagrams library with GTK drawables?
Catching Haskell exceptions with gi-gtk and Reactive Banana
What is the right way to render Cairo updates in Gtk2hs?
How can I write a lens for a sum type
Why does this cause a memory leak in the Haskell Conduit library?
Idiomatic way to shrink a record in QuickCheck

Paul Johnson answers

FastCGI Haskell script to make use of Pandoc text conversion
What are fast algorithms/data structures for querying near points on the surface of a sphere?
Can not install GHC-Mod
Lenses, the State monad, and Maps with known keys
Aeson: derive some (but not all) fields of a struct
How can I break up a Haskell statement when the type of a parameter is not static?
haskell check for user input errors
How to define apply in terms of bind?
Has anyone ever encountered a Monad Transformer in the wild?
Communication between Java and Haskell