Ben

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Ben has asked 14 questions and find answers to 437 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

Superclass constraints vs. instance declarations in Haskell
Why is there no runConst function in Haskell?
How to read ghci type errors?
Relationship between Haskell's 'forall' and '=>'
Haskell basic - pattern matching vs list tail
How can I use :~: to determine type equality in Haskell?
What is the trade-off between Lazy and Strict/Eager evaluation?
Express a "case ... of" pattern more elegantly in Haskell
Does Haskell have implicit pattern matching?
Why does a data structure with strict fields not get evaluated to WHNF immediatly?