shang

shang has asked 15 questions and find answers to 129 problems.

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shang questions

What is a reliable way to check if a thread is still running?
What's the most efficient way to run cross-platform, deterministic simulations in Haskell?
Partial decoding of ByteStrings to Text
Combining two Enumeratees
What do the special brackets (| ... |) desugar into?
Is there a library or typeclass for getting the transformer version of a monad?
Implementing a zipper for length-indexed lists
Is it possible to emulate a function using your own data type?
How can eta-reduction of a well typed function result in a type error?
Functors and Applicatives for types of kind (* -> *) -> *

shang answers

Loading each .py file in a path - imp.load_module complains about relative import
Sharing a mvar between threads
Haskell record accessors shared by different constructors of the same data type
Is there a compiler-extension for untagged union types in Haskell?
Fold a Foldable of Maybe (Monoid) ignoring the missing values in Haskell
How to make fold perform multiple folds based on a category
Export data family instance constructor
Google App Engine - Use Task Queues or Deferred Jobs
Generate Binary Table with Itertools and Python
How to define an infinite 2D array recursively in Haskell?