Ben

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Ben has asked 14 questions and find answers to 447 problems.

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Ben questions

Scala collection of elements accessible by name
How can I apply an arbitrary function under an existential wrapper?
Can you partially constrain a type in Haskell?
How do I find out why cabal chooses an old version of a library?
With IxSet, can I build an Indexable wrapper around an arbitrary Indexable type?
Haskell constructor aliases
Will an empty SQLite cursor return true for isBeforeFirst, isAfterLast, both, or neither?
Clustering 2d integer coordinates into sets of at most N points
onSaveInstanceState/onPause - wait until state is fully saved before allowing process to be killed
Does Scala have record update syntax for making modified clones of immutable data structures?

Ben answers

Understanding Data.List's or & and w/ Empty Lists
Can't code my component in a tagless-final way / using type classes and instances
Data type field name from module I defined is "not in scope"
Obfuscating tool for Python3 code
Why does division require fractionals, but multiplication does not?
Possible means of side effectst in purely functional languages
The relationship between type classes - dependency vs using instance
Resolving an ambiguous type variable
Does GHC allow newtypes to have existential type variables?
Why does 'for' from Data.Traversable accept monadic actions?