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| author | Aayush Ranaut <aayush.ranaut@gmail.com> | 2015-12-05 11:10:16 +0530 |
|---|---|---|
| committer | Aayush Ranaut <aayush.ranaut@gmail.com> | 2015-12-05 11:10:16 +0530 |
| commit | dc675a47edaeced79e13bf99d120c195a38b9ecf (patch) | |
| tree | e626142c07fa41695b959b606d4337929c9669ed /haskell.html.markdown | |
| parent | 0049a475edba88f6537b2490ca9506df23b46368 (diff) | |
| parent | c8475eacd742a1c8c6340121aa95f32f65421113 (diff) | |
Merged and removed confusing comments in python
Diffstat (limited to 'haskell.html.markdown')
| -rw-r--r-- | haskell.html.markdown | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/haskell.html.markdown b/haskell.html.markdown index 369b1b20..34eee748 100644 --- a/haskell.html.markdown +++ b/haskell.html.markdown @@ -81,7 +81,7 @@ not False -- True [5,4..1] -- [5, 4, 3, 2, 1] -- indexing into a list -[0..] !! 5 -- 5 +[1..10] !! 3 -- 4 -- You can also have infinite lists in Haskell! [1..] -- a list of all the natural numbers @@ -195,11 +195,11 @@ foo 5 -- 15 -- function composition -- the (.) function chains functions together. -- For example, here foo is a function that takes a value. It adds 10 to it, --- multiplies the result of that by 5, and then returns the final value. -foo = (*5) . (+10) +-- multiplies the result of that by 4, and then returns the final value. +foo = (*4) . (+10) --- (5 + 10) * 5 = 75 -foo 5 -- 75 +-- (5 + 10) * 4 = 60 +foo 5 -- 60 -- fixing precedence -- Haskell has another operator called `$`. This operator applies a function @@ -426,7 +426,7 @@ qsort (p:xs) = qsort lesser ++ [p] ++ qsort greater greater = filter (>= p) xs ``` -Haskell is easy to install. Get it [here](http://www.haskell.org/platform/). +There are two popular ways to install Haskell: The traditional [Cabal-based installation](http://www.haskell.org/platform/), and the newer [Stack-based process](https://www.stackage.org/install). You can find a much gentler introduction from the excellent [Learn you a Haskell](http://learnyouahaskell.com/) or |