Skip to content

Instantly share code, notes, and snippets.

Twan van Laarhoven twanvl

Block or report user

Report or block twanvl

Hide content and notifications from this user.

Learn more about blocking users

Contact Support about this user’s behavior.

Learn more about reporting abuse

Report abuse
View GitHub Profile
twanvl / gist:3873221
Created Oct 11, 2012
MonadTrans with explicit dictionaries
View gist:3873221
{-# LANGUAGE KindSignatures #-}
{-# LANGUAGE ConstraintKinds, GADTs #-}
{-# LANGUAGE FlexibleContexts #-}
import GHC.Exts
-- see
data Dict :: Constraint -> * where
Dict :: c => Dict c
twanvl / gist:2938456
Created Jun 15, 2012
Applicative Concurrent computation without unnecessary threads
View gist:2938456
{-# LANGUAGE ImplicitParams #-}
import Control.Monad
import Control.Monad.Fix
import Control.Applicative
import Control.Concurrent
import Control.Concurrent.MVar
import Control.Exception
import Prelude hiding (catch)
import Data.IORef
import Data.Traversable
You can’t perform that action at this time.