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{-# LANGUAGE RecordWildCards #-} | |
{-# LANGUAGE ScopedTypeVariables #-} | |
module Main where | |
import Control.Monad.Random.Class | |
import Control.Monad.Reader | |
import Data.Foldable (for_) | |
import Graphics.Rendering.Cairo hiding (x, y) | |
import qualified Numeric.Noise.Perlin as P | |
import System.Random |
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select ( | |
ident || 'StandardCode :: StandardCode' || E'\n' || ident || 'StandardCode = "' || standard_code || '"' || E'\n' || E'\n' || | |
ident || 'StandardId :: StandardId' || E'\n' || ident || 'StandardId = StandardKey "' || standard_id || '"' || E'\n' | |
) FROM | |
(select | |
(case when school_grade=1 then 'one' | |
when school_grade=2 then 'two' | |
when school_grade=3 then 'three' | |
when school_grade=4 then 'four' | |
when school_grade=5 then 'five' |
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{-# LANGUAGE LambdaCase #-} | |
module Main where | |
import Control.Applicative | |
import Data.Foldable | |
import Data.List.Split | |
import Data.Maybe (fromMaybe, mapMaybe) | |
import Safe |
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{-# LANGUAGE OverloadedStrings #-} | |
module Main where | |
import Types | |
import Database.Persist.MySQL | |
import Control.Monad.Logger | |
import Control.Monad.IO.Class |
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{-# LANGUAGE OverloadedStrings #-} | |
import Types | |
import Database.Persist.Postgresql | |
import Control.Monad.Logger | |
import Control.Monad.IO.Class | |
printIO :: (MonadIO m, Show a) => a -> m () | |
printIO = liftIO . print |
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{-# LANGUAGE RecordWildCards #-} | |
{-# LANGUAGE OverloadedStrings #-} | |
{-# LANGUAGE BangPatterns #-} | |
module Main where | |
import Control.Monad.State | |
import Control.Monad.Reader | |
import Data.Text | |
import Database.MySQL.Simple |
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{-# LANGUAGE RecordWildCards #-} | |
{-# LANGUAGE OverloadedStrings #-} | |
import Control.Monad.State | |
import Control.Monad.Reader | |
import Data.Text | |
import Database.PostgreSQL.Simple | |
import Database.PostgreSQL.Simple.FromRow | |
import Database.PostgreSQL.Simple.ToRow | |
import Data.Maybe (fromJust) |
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{-# LANGUAGE RankNTypes #-} | |
{-# LANGUAGE TypeOperators #-} | |
module Main where | |
import Control.Monad.Morph | |
import Control.Monad.Reader hiding (reader) | |
import Control.Monad.State hiding (state) | |
import Control.Monad.Except | |
import Control.Monad.IO.Class |
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data Rational : Nat -> Nat -> Type where | |
MkRational : (a : Nat) -> (b : Nat) -> Rational a b | |
MultRat : Rational a b -> Rational c d -> Rational (a*c) (b*d) | |
DivRat : Rational a b -> Rational c d -> Rational (a*d) (b*c) | |
AddRat : Rational a b -> Rational c d -> Rational (a*d + b*c) (b*d) | |
Simplify : Rational a b -> Rational (divNat a (gcd a b)) (divNat b (gcd a b)) | |
||| λΠ> :t Simplify (DivRat (MkRational 770 30) (MkRational 3 4)) | |
||| Simplify (DivRat (MkRational 770 30) (MkRational 3 4)) : Rational 308 9 |
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map ($ 1000) [(+10), (*800), (/300)] | |
-- [1010.0,800000.0,3.3333333333333335] | |
foldr ($) 8 [(+5), (*2)] | |
-- 21 | |
-- (8 * 2 + 5) |