{ "version": "https://jsonfeed.org/version/1", "title": "Haskell", "description": "Haskell is an advanced purely-functional programming language.", "home_page_url": "go/haskell", "feed_url": "feed/haskell.json", "icon": "https://cdn.v2ex.com/navatar/0fcb/c61a/531_large.png?m=1421573082", "favicon": "https://cdn.v2ex.com/navatar/0fcb/c61a/531_normal.png?m=1421573082", "items": [ { "author": { "url": "member/pythonee", "name": "pythonee", "avatar": "https://cdn.v2ex.com/avatar/4b6e/52b7/29622_large.png?m=1642211709" }, "url": "t/834182", "date_modified": "2022-02-16T03:39:54+00:00", "content_html": "

\u4f5c\u4e3a\u51e0\u5e74\u524d\u53ea\u770b\u8fc7 learn you haskell for great good \uff0c\u6572\u8fc7\u4e00\u4e9b\u7ec3\u4e60\u4ee3\u7801\u7684\u4eba\u58eb\uff0c\u8fd9\u4e2a\u95ee\u9898\u771f\u4e0d\u660e\u767d\u4e86

\n", "date_published": "2022-02-16T03:38:15+00:00", "title": "\u54ea\u4e2a\u51fd\u6570\u8fd4\u56de\u53c2\u6570\u672c\u8eab\uff1f", "id": "t/834182" }, { "author": { "url": "member/ekd123", "name": "ekd123", "avatar": "https://cdn.v2ex.com/gravatar/ff2ede0a2d7a7679573e096039935776?s=73&d=retro" }, "url": "t/811919", "title": "GHC 9.2 \u53d1\u5e03\u4e86", "id": "t/811919", "date_published": "2021-10-31T10:36:03+00:00", "content_html": "

\u6d88\u606f\u5143\uff1a https://discourse.haskell.org/t/ghc-9-2-1-released/

\n" }, { "author": { "url": "member/Jex", "name": "Jex", "avatar": "https://cdn.v2ex.com/avatar/181d/697b/45304_large.png?m=1416983673" }, "url": "t/505480", "title": "\u90a3\u672c\u4e66\u53ef\u4ee5\u79f0\u4e3a\u7f16\u7a0b\u754c\u7684\u300a\u8475\u82b1\u5b9d\u5178\u300b\uff1f", "id": "t/505480", "date_published": "2018-11-07T10:09:04+00:00", "content_html": "

\u6b32\u7ec3\u795e\u529f\uff0c\u5fc5\u5148\u81ea\u5bab\uff0c\u8bf4\u7684\u5c31\u662f\u2026\u2026\uff1f

\n" }, { "author": { "url": "member/sirqiao", "name": "sirqiao", "avatar": "https://cdn.v2ex.com/avatar/1457/171f/174982_large.png?m=1632986068" }, "url": "t/349447", "title": "\u56fd\u5185\u6709\u4ec0\u4e48\u597d\u7684 Haskell \u793e\u7fa4\uff08 qq/wechat/\u8bba\u575b\uff09\u5417?", "id": "t/349447", "date_published": "2017-03-22T06:00:52+00:00", "content_html": "\u60f3\u8981\u52a0\u5165 Haskell \u6216\u8005 lambda \u7684\u5927\u5bb6\u5ead\u554a\uff01" }, { "author": { "url": "member/luckypoem", "name": "luckypoem", "avatar": "https://cdn.v2ex.com/gravatar/4437e584f69737b3b6f9139e440b9fec?s=73&d=retro" }, "url": "t/322744", "title": "\u5982\u4f55\u4fee\u590d\u9519\u8bef\u201cVariable not in scope: md5 :: C8.ByteString -> a0\u201d?", "id": "t/322744", "date_published": "2016-11-23T10:20:10+00:00", "content_html": "\u5404\u4f4d\u597d\u3002\r
\r
\r
\r
git clone https://github.com/ian-ross/blog ian-ross-blog\r
\r
cd ian-ross-blog\r
\r
cd build\r
\r
i modified blog.hs:\r
\r
delete "import System.Locale (defaultTimeLocale)"\r
\r
change "import Data.Time.Format (formatTime)" to be\r
\r
"import Data.Time.Format (formatTime, defaultTimeLocale)"\r
\r
then i ran "ghc --make blog.hs",\r
\r
root@AR:/usr/local/ian-ross-blog/build# ghc --make blog.hs\r
\r
[1 of 2] Compiling TikZ ( TikZ.hs, TikZ.o )\r
\r
TikZ.hs:148:23: error:\r
\r
Variable not in scope: md5 :: C8.ByteString -> a0\r
\r
root@AR:/usr/local/ian-ross-blog/build#\r
\r
\u90a3\u4e48\uff0c\u5982\u4f55\u4fee\u590d\u9519\u8bef\u201c Variable not in scope: md5 :: C8.ByteString -> a0 \u201d?" }, { "author": { "url": "member/yocoso", "name": "yocoso", "avatar": "https://cdn.v2ex.com/gravatar/6b6b7cfaa2ad432e0fb8c48d44824ffc?s=73&d=retro" }, "url": "t/283133", "date_modified": "2016-06-02T22:51:53+00:00", "content_html": "

\u9996\u5148\u6211\u77e5\u9053\uff0c\u5b83\u5f88\u5c0f\u4f17\u3002

\n

\u7136\u540e\u5f88\u591a\u4eba\u90fd\u8bf4\uff0c\u5b83\u7684\u51fd\u6570\u5f0f\u7f16\u7a0b\u65b9\u5f0f\u662f\u5f88\u503c\u5f97\u5b66\u4e60\u7684\uff0c\u54ea\u6015\u4f60\u4e0d\u7528\u8fd9\u95e8\u8bed\u8a00\uff0c\u5b83\u7ed9\u4f60\u7f16\u7a0b\u601d\u7ef4\u65b9\u5f0f\u7684\u542f\u8fea\u662f\u5f88\u5927\u7684\u3002\n\u516c\u53f8\u6709\u4eba\u7ec4\u7ec7\u4e00\u8d77\u5b66\u4e60 haskell, \u60f3\u77e5\u9053\uff0c\u5b83\u662f\u5426\u503c\u5f97\u6211\u4ed8\u51fa\u65f6\u95f4\u3002

\n

\u56e0\u4e3a\u65f6\u95f4\u6709\u9650\uff0c\u5982\u679c\u82b1\u65f6\u95f4\u53c2\u4e0e\u5b66\u4e60 haskell \uff0c\u5fc5\u987b\u653e\u4e0b\u53e6\u4e00\u4e9b\u6709\u4ef7\u503c\u7684\u5b66\u4e60.

\n

\u6211\u7684\u4e3b\u7f16\u7a0b\u8bed\u8a00\u662f Javascript \uff0c\u540c\u6837\u662f\u51fd\u6570\u5f0f\u7f16\u7a0b\uff0c haskell \u7ed9\u6211\u5e26\u6765\u591a\u5927\u7684\u601d\u7ef4\u8f6c\u53d8\uff1f

\n

\u6211\u4e5f\u4e0d\u6253\u7b97\u4ee5\u540e\u9760 haskell \u6362\u5de5\u4f5c\u3002 Javascript \u662f\u6211\u5c06\u4e00\u76f4\u575a\u6301\u7684\u8bed\u8a00\u3002

\n

\u4e0d\u77e5\u9053 haskell \u80fd\u7ed9\u6211\u5e26\u6765\u7684\u6536\u83b7\u662f\u5426\u9700\u8981\u53c2\u4e0e\u4e00\u4e2a\u9700\u8981\u6bcf\u5468\u6709 commitment \u5b66\u4e60\u5c0f\u7ec4\u6765\u5b9e\u73b0\uff1f

\n", "date_published": "2016-06-02T22:51:05+00:00", "title": "Haskell \u8fd9\u95e8\u8bed\u8a00\u600e\u4e48\u6837\uff1f", "id": "t/283133" }, { "author": { "url": "member/scarlex", "name": "scarlex", "avatar": "https://cdn.v2ex.com/avatar/1a55/1b73/33193_large.png?m=1384587216" }, "url": "t/262152", "title": "\u5199\u4e86\u7bc7 Applicative \u7684\u5c0f\u603b\u7ed3~", "id": "t/262152", "date_published": "2016-03-09T04:17:50+00:00", "content_html": "\u521a\u770b\u5230\u300a\u8da3\u5b66\u6307\u5357\u300b\u7684 Applicative \u90e8\u5206\uff0c\u5199\u4e86\u7bc7\u5c0f\u603b\u7ed3\uff0c\u6b22\u8fce\u4ea4\u6d41\u5b66\u4e60~\r
http://scarletsky.github.io/2016/03/07/what-is-applicative-in-haskell/" }, { "author": { "url": "member/fatelovely", "name": "fatelovely", "avatar": "https://cdn.v2ex.com/avatar/51c2/b550/40364_large.png?m=1539158057" }, "url": "t/259977", "title": "\u6709\u6ca1\u6709\u5c0f\u4f19\u4f34\u4e00\u8d77\u6765\u56e2\u8d2d Haskell Programming \u8fd9\u672c\u4e66", "id": "t/259977", "date_published": "2016-02-29T10:41:49+00:00", "content_html": "

\u5173\u4e8e\u8fd9\u672c\u4e66\u7684\u8be6\u60c5\uff0c\u53ef\u4ee5\u70b9\u51fb\u8fd9\u91ccHaskell Programming\uff0c\u770b\u8d77\u6765\u662f\u4e00\u672c\u5f88\u68d2\u7684\u4e66~

\n\n

\u6700\u8fd1\u81ea\u5df1\u5728\u5b66 Haskell \uff0c\u4e0d\u662f\u4e3a\u4e86\u627e\u5de5\u4f5c\uff0c\u5c31\u662f\u60f3\u5b66\u4e00\u70b9\u4e0d\u4e00\u6837\u7684\u77e5\u8bc6\uff0c\u8bb0\u5f97\u66fe\u7ecf\u770b\u8fc7\u8fd9\u6837\u4e00\u53e5\u8bdd\uff1a

\n\n

\u4efb\u4f55\u80fd\u591f\u6539\u53d8\u4f60\u601d\u8003\u65b9\u5f0f\u7684\u77e5\u8bc6\uff0c\u90fd\u503c\u5f97\u5b66\u4e60

\n\n

Haskell \u5f53\u7136\u5c5e\u4e8e\u4e0a\u8ff0\u77e5\u8bc6\u4e4b\u4e00\u3002

\n\n

\u76ee\u524d\u6211\u6b63\u5728\u6309\u7167LearnHaskell\u7684\u8def\u5f84\u6765\u8fdb\u884c\u5b66\u4e60\uff0c\u89c9\u5f97\u5f88\u6709\u610f\u601d~

\n\n

\u8fd9\u672c\u4e66\u552e\u4ef7 59 \u5200\uff0c\u4e00\u4e2a\u4eba\u4e70\u8fd8\u662f\u6709\u70b9\u7565\u8d35\uff0c\u6709\u4e24\u4e09\u4e2a\u5c0f\u4f19\u4f34\u4e00\u8d77\u4e70\u5c31\u6700\u597d\u4e86~

\n" }, { "author": { "url": "member/myid", "name": "myid", "avatar": "https://cdn.v2ex.com/gravatar/5dc6040ad2cf58c2e36c58d492684ed6?s=73&d=retro" }, "url": "t/259708", "date_modified": "2016-02-28T14:54:12+00:00", "content_html": "", "date_published": "2016-02-28T13:12:46+00:00", "title": "\u4e3a\u4ec0\u4e48\u5b66\u4e86 Haskell\uff0c\u679c\u7136\u5370\u8bc1\u4e86 V2EX \u4e0a\u7684 \u667a\u8005\uff08\u5fd8\u8bb0\u7f51\u540d\uff09\u7684\u65ad\u8bba\uff0c\u201c\u5b66\u4e86 Haskell\uff0c\u56de\u4e0d\u53bb\u4e86\u201c, \u56de\u4e0d\u53bb\u4e86\u8036\u3002", "id": "t/259708" }, { "author": { "url": "member/myid", "name": "myid", "avatar": "https://cdn.v2ex.com/gravatar/5dc6040ad2cf58c2e36c58d492684ed6?s=73&d=retro" }, "url": "t/259703", "title": "\u8d34 Haskell \u4ee3\u7801\uff0c\u89e3\u4e00\u9053\u5c0f\u9898\u3002\u7ed9\u4efb\u610f\u5b57\u7b26\u4e32\uff0c\u627e\u51fa\u957f\u5ea6\u6700\u957f\u7684\u6570\u5b57\u4e32\u3002\u8bf7\u968f\u610f\u6254\u7816\u5934\u3002\r\nhttp://www.v2ex.com/t/259360#reply18", "id": "t/259703", "date_published": "2016-02-28T12:59:18+00:00", "content_html": "import Data.Char (isDigit)\r
\r
longestInts :: String -> [Int]\r
longestInts xs = map (digitsToInt) $ longestLength $ extractDigits xs\r
\r
extractDigits :: String -> [String]\r
extractDigits [] = []\r
extractDigits xs\r
| null $ dropWhile (not.isDigit) xs = []\r
| otherwise = (takeWhile (isDigit) $ dropWhile (not.isDigit) xs) : (extractDigits $ dropWhile (isDigit) $ dropWhile (not.isDigit) xs)\r
\r
longestLength :: [[a]] -> [[a]]\r
longestLength xs = filter (\\x -> length x == (maximum $ map (length) xs)) xs" }, { "author": { "url": "member/sadhen", "name": "sadhen", "avatar": "https://cdn.v2ex.com/gravatar/3d6f03810b4c31313e99eab72f787b3f?s=73&d=retro" }, "url": "t/256665", "title": "\u4e00\u4e2a\u5f88\u9177\u7684 Hakyll \u9759\u6001\u535a\u5ba2\u4f8b\u5b50", "id": "t/256665", "date_published": "2016-02-15T09:56:59+00:00", "content_html": "\u89c1\uff1a https://xinitrc.de \uff08\u4ee3\u7801\uff1a https://github.com/xinitrc/xinitrc.de \uff09\r
\u8fd9\u662f\u6211\u7684\u4e00\u4e2a fork \uff1a http://sadhen.com \uff08\u4ee3\u7801\uff1a https://github.com/sadhen/sadhen.com \uff09\r
\r
\u652f\u6301 Tikz \u548c\u6570\u5b66\u516c\u5f0f\uff0c\u5982 https://xinitrc.de/blog/2014/02/15/Magic-tricks.html" }, { "author": { "url": "member/scarlex", "name": "scarlex", "avatar": "https://cdn.v2ex.com/avatar/1a55/1b73/33193_large.png?m=1384587216" }, "url": "t/256071", "title": "\u5b66\u4e60 Haskell \u8fc7\u7a0b\u4e2d\uff0c\u5199\u4e86\u4e00\u7bc7\u5bf9 Functor \u7684\u603b\u7ed3", "id": "t/256071", "date_published": "2016-02-11T04:04:46+00:00", "content_html": "http://scarletsky.github.io/2016/02/09/what-is-functor-in-haskell/\r
\r
\u6b22\u8fce\u5404\u4f4d\u6307\u6559\u3002" }, { "author": { "url": "member/irainy", "name": "irainy", "avatar": "https://cdn.v2ex.com/avatar/b587/6211/65933_large.png?m=1768983532" }, "url": "t/235448", "date_modified": "2015-11-11T12:47:22+00:00", "content_html": "

\"book

\n\n

\u4e66\u4e2d\u4ee3\u7801\uff1aGithub

\n\n

\u540c\u65f6\u8fd8\u6316\u5230\u4f5c\u8005\u7684\u4e00\u4e2a Haskell \u8bfe\u7a0b\u4e5f\u5f88\u4e0d\u9519\uff1aIntroduction to Haskell, CS 1501 Lecture slides

\n", "date_published": "2015-11-11T12:46:33+00:00", "title": "\u53d1\u73b0\u4e00\u672c\u597d\u4e66\u300aHaskell Data Analysis Cookbook\u300b", "id": "t/235448" }, { "author": { "url": "member/irainy", "name": "irainy", "avatar": "https://cdn.v2ex.com/avatar/b587/6211/65933_large.png?m=1768983532" }, "url": "t/234446", "title": "How to Write a Spelling Corrector - Haskell", "id": "t/234446", "date_published": "2015-11-07T10:49:01+00:00", "content_html": "\u57fa\u4e8e\u8d1d\u53f6\u65af\u6a21\u578b\u7684\u62fc\u5199\u7ea0\u6b63 - Haskell \u7248\u672c\uff0c\u7f51\u7ad9\u4e0a\u7684\u94fe\u63a5 404 \u4e86\uff0c\u91cd\u5199\u4e86\u4e00\u4e2a\u3002\r
\r
https://gist.github.com/rainyear/94b5d9a865601f075719
" }, { "author": { "url": "member/irainy", "name": "irainy", "avatar": "https://cdn.v2ex.com/avatar/b587/6211/65933_large.png?m=1768983532" }, "url": "t/218840", "title": "Haskell \u5165\u95e8\u5b66\u4e60\u8d44\u6599\u6574\u7406", "id": "t/218840", "date_published": "2015-09-07T05:34:44+00:00", "content_html": "
-- \u8fd9\u91cc\u597d\u51b7\u6e05\u2026\u2026\n
\n\n

Haskell \u5165\u95e8\u5b66\u4e60\u8d44\u6599\u6574\u7406

\n\n

Books

\n\n
    \n
  1. \u300a Learn You a Haskell for Great Good!\u300b English | \u4e2d\u6587
    2. \n
  2. \u300a Real World Haskell \u300b English | \u4e2d\u6587
    3. \n
  3. \u300a Parallel and Concurrent Programming in Haskell \u300b English - Online
    4. \n
\n\n
\n\n

Resources

\n\n
    \n
  1. Haskell \u5b66\u4e60\u8d44\u6e90
    2. \n
  2. Awesome Haskell
    3. \n
\n\n
\n\n

Blog post

\n\n
    \n
  1. \u4e3a\u4ec0\u4e48\u6211\u4eec\u8981\u5b66\u4e60 Haskell \u8fd9\u6837\u7684\u7f16\u7a0b\u8bed\u8a00
    2. \n
  2. How I Start Haskell
    3. \n
  3. Getting Started with Haskell
    4. \n
\n" }, { "author": { "url": "member/Livid", "name": "Livid", "avatar": "https://cdn.v2ex.com/avatar/c4ca/4238/1_large.png?m=1778374421" }, "url": "t/215961", "title": "Haskell for Mac", "id": "t/215961", "date_published": "2015-08-25T13:43:19+00:00", "content_html": "\u5f88\u5f3a\u5927\u7684 OS X \u4e0a\u7684 Haskell \u5f00\u53d1\u73af\u5883\u3002\r
\r
http://haskellformac.com/" }, { "author": { "url": "member/Livid", "name": "Livid", "avatar": "https://cdn.v2ex.com/avatar/c4ca/4238/1_large.png?m=1778374421" }, "url": "t/200914", "title": "Yesod - Haskell \u7684 Web \u5f00\u53d1\u6846\u67b6", "id": "t/200914", "date_published": "2015-06-24T13:15:40+00:00", "content_html": "http://yannesposito.com/Scratch/en/blog/Yesod-tutorial-for-newbies/" }, { "author": { "url": "member/arbipher", "name": "arbipher", "avatar": "https://cdn.v2ex.com/avatar/3f61/6bcb/40926_large.png?m=1406788687" }, "url": "t/149686", "title": "Haskell \u600e\u4e48\u5728\u53ea\u6709\u4e00\u4e2a\u5143\u7d20\u7684\u5217\u8868\u4e0a\u5b9a\u4e49\u51fd\u6570", "id": "t/149686", "date_published": "2014-11-27T06:26:01+00:00", "content_html": "\u6211\u60f3\u9488\u5bf9\u51fd\u6570\u53c2\u6570\u4e3a\u7a7a\u5217\u8868\u3001\u4e00\u4e2a\u5143\u7d20\u3001\u66f4\u591a\u5143\u7d20\u5206\u522b\u5b9a\u4e49

foo (x:[]) = 0
foo (x:xs) | null xs = 0
\u8fd9\u4e24\u6b21\u80fd\u901a\u8fc7\u7f16\u8bd1\uff0c\u4f46\u662f\u4e0d\u80fd\u4e00\u8fd0\u884c\u5c31\u62a5\u9519\u3002

\u53d1\u73b0\u53ea\u6709
foo xs | length xs == 1 = 0
\u8fd9\u4e48\u5b9a\u4e49\u624dwork\uff0c\u611f\u89c9\u5f88\u4e11\u3002\u3002\u3002" }, { "author": { "url": "member/wcp1231", "name": "wcp1231", "avatar": "https://cdn.v2ex.com/avatar/ae91/9153/35970_large.png?m=1745928685" }, "url": "t/143923", "title": "\u4e00\u6bb5 Haskell \u4ee3\u7801\u6c42\u52a9\uff01", "id": "t/143923", "date_published": "2014-11-04T09:38:41+00:00", "content_html": "\u6628\u5929\u770b\u5230\u8fd9\u4e2a\u535a\u5ba2 http://www.lazzaro.com.ar/#/archive/83103005589 \uff0c\u524d\u4e00\u534a\u8fd8\u80fd\u770b\u61c2\uff0c\u5230\u540e\u9762\u5c31\u4e0d\u884c\u4e86\uff0c\u6211\u662f\u5c0f\u767d\u521a\u521a\u5165\u95e8 Haskell\uff0c\u8bf7\u5404\u4f4d\u5927\u5927\u4eec\u8bb2\u89e3\u4e00\u4e0b\u3002\u3002

let dropWhile'' predicate list= (foldr (\\x rec -> if precidate x then rec.tail else id) id list) list

\u4e0d\u660e\u767d\u7684\u5730\u65b9\u6709\u4e24\u4e2a\uff0c rec.tail \u662f\u5565\u610f\u601d\uff1f\u5e94\u8be5\u4e0d\u662f\u8fc7\u7a0b\u5f0f\u8bed\u8a00\u7684\u8c03\u7528\u5427\u3002\u3002
\u53e6\u4e00\u4e2a\u662f (foldr (\\x rec -> if precidate x then rec.tail else id) id list) \u8fd9\u6bb5 foldr \u4e0d\u4f1a\u662f\u8fd4\u56de\u4e00\u4e2a\u5305\u542b\u51fd\u6570\u7684 list \u7136\u540e\u4f5c\u7528\u5230\u6700\u540e\u7684\u90a3\u4e2a list \u4e0a\u5427\uff1f\u6709\u8fd9\u79cd\u8bed\u6cd5\uff1f

\u8c22\u8c22\u7ed9\u4f4d\u5927\u5927\u4e86\uff01" }, { "author": { "url": "member/sectic", "name": "sectic", "avatar": "https://cdn.v2ex.com/avatar/2a51/9dc3/22037_large.png?m=1472082226" }, "url": "t/98680", "title": "Haskell \u5f88\u9002\u5408\u505a\u7f16\u8bd1\u5668\u524d\u7aef", "id": "t/98680", "date_published": "2014-01-29T23:57:57+00:00", "content_html": "" }, { "author": { "url": "member/Kymair", "name": "Kymair", "avatar": "https://cdn.v2ex.com/avatar/0f28/b5d4/141_large.png?m=1651835575" }, "url": "t/57187", "title": "Introduction to Haskell", "id": "t/57187", "date_published": "2013-01-10T07:28:59+00:00", "content_html": "University of Virginia CS 1501 Lectures Spring 2013
http://shuklan.com/haskell/

\u5df2\u7ecf\u653e\u51fa\u4e86\u7b2c\u4e00\u8bfe
\u8fd9\u4e2apresentation\u7684\u6837\u5f0f\u771f\u4e0d\u9519 XD => http://shuklan.com/haskell/lec01.html#/" }, { "author": { "url": "member/limu", "name": "limu", "avatar": "https://cdn.v2ex.com/gravatar/a4c4dc26a8093d84ada69267e9a9d5bf?s=73&d=retro" }, "url": "t/45817", "title": "\u5728 Github \u4e0a\u5f04\u4e86\u4e00\u4e2a blog, \u5199\u5199 Haskell", "id": "t/45817", "date_published": "2012-08-22T15:59:00+00:00", "content_html": "\u5730\u5740\u5728: http://blog.pmonad.com/
\u4e00\u4e2a\u4eba\u5199\u633a\u65e0\u804a\u7684, \u6b22\u8fce\u5927\u5bb6\u4f4d\u4e34\u53c2\u89c2,\u4e0d\u541d\u8d50\u6559\u54c7." }, { "author": { "url": "member/infinte", "name": "infinte", "avatar": "https://cdn.v2ex.com/avatar/a3fb/4fbf/1165_large.png?m=1750180424" }, "url": "t/39095", "title": "\u5173\u4e8e\u4e00\u4e9b\u540d\u8bcd\u7ffb\u8bd1\u7684\u786e\u5b9a", "id": "t/39095", "date_published": "2012-06-11T08:21:09+00:00", "content_html": "Haskell \u4e00\u4e9b\u540d\u8bcd\u548c\u5176\u4ed6\u8bed\u8a00\u542b\u4e49\u8fe5\u5f02\uff0c\u6700\u8fd1\u6253\u7b97\u5728\u6691\u5047\u7ffb\u8bd1\u548c\u6821\u5bf9 LYAH\uff0c\u4e0b\u9762\u662f\u4e00\u4e9b\u4e2a\u4eba\u60f3\u6cd5\u3002

Type Class \u7ffb\u8bd1\u4f5c\u300c\u7c7b\u578b\u7c7b\u300d\u611f\u89c9\u4e0d\u662f\u5f88\u597d\uff0c\u6211\u6253\u7b97\u7ffb\u8bd1\u6210\u300c\u7c7b\u7efc\u300d\uff0c\u548c\u300c\u7c7b\u578b\u300d\u76f8\u5bf9\u3002\uff08\u662f\u4ece\u7edf\u8ba1\u529b\u5b66\u91cc\u300c\u7cfb\u7efc\u300d\u60f3\u5230\u7684\u2026\u2026\uff09
Type \u4ecd\u7136\u4f5c\u7c7b\u578b\u3002
Functor \u4f5c\u300c\u51fd\u5b50\u300d
Applicative \u6bd4\u8f83\u96be\u7ffb\u8bd1\uff0c\u5148\u4fdd\u7559
Monoid \u4f5c\u300c\u5e7a\u534a\u7fa4\u300d

\u5404\u4f4d\u63d0\u4e9b\u610f\u89c1\uff1f" }, { "author": { "url": "member/infinte", "name": "infinte", "avatar": "https://cdn.v2ex.com/avatar/a3fb/4fbf/1165_large.png?m=1750180424" }, "url": "t/32768", "date_modified": "2012-04-22T14:17:43+00:00", "content_html": "\u6211\u8bf4\u7684\u5c31\u662f\u300aHaskell \u8da3\u5b66\u6307\u5357\u300b\uff0c\u73b0\u5728\u6240\u6709\u7684\u6c49\u8bed\u7ffb\u8bd1\u90fd\u4e0d\u5b8c\u6574\uff0c\u6709\u4eba\u613f\u610f\u8865\u5b8c\u5417\uff1f", "date_published": "2012-04-20T13:54:31+00:00", "title": "\u6709\u6ca1\u6709\u4eba\u6709\u5174\u8da3\u8865\u5b8c \u300a\u8da3\u5b66\u6307\u5357\u300b \u7684\u6c49\u8bed\u7ffb\u8bd1\uff1f", "id": "t/32768" }, { "author": { "url": "member/infinte", "name": "infinte", "avatar": "https://cdn.v2ex.com/avatar/a3fb/4fbf/1165_large.png?m=1750180424" }, "url": "t/32739", "date_modified": "2012-04-22T17:52:18+00:00", "content_html": "\u4ee5\u4e0a\u3002\r\n
\r\n
\u4e0b\u7f16\u8bd1\u5668\u53bb haskell.org\r\n
\u770b\u4e66\u770b RWH\r\n
\u987a\u4fbf\u5b66\u6570\u5b66\u2026\u2026", "date_published": "2012-04-20T07:36:11+00:00", "title": "\u8d3a haskell \u5f00\u533a\uff0c\u8fd9\u662f\u4ea4\u6d41\u5904\u3002", "id": "t/32739" } ] } ubao msn snddm index pchome yahoo rakuten mypaper meadowduck bidyahoo youbao zxmzxm asda bnvcg cvbfg dfscv mmhjk xxddc yybgb zznbn ccubao uaitu acv GXCV ET GDG YH FG BCVB FJFH CBRE CBC GDG ET54 WRWR RWER WREW WRWER RWER SDG EW SF DSFSF fbbs ubao fhd dfg ewr dg df ewwr ewwr et ruyut utut dfg fgd gdfgt etg dfgt dfgd ert4 gd fgg wr 235 wer3 we vsdf sdf gdf ert xcv sdf rwer hfd dfg cvb rwf afb dfh jgh bmn lgh rty gfds cxv xcv xcs vdas fdf fgd cv sdf tert sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf shasha9178 shasha9178 shasha9178 shasha9178 shasha9178 liflif2 liflif2 liflif2 liflif2 liflif2 liblib3 liblib3 liblib3 liblib3 liblib3 zhazha444 zhazha444 zhazha444 zhazha444 zhazha444 dende5 dende denden denden2 denden21 fenfen9 fenf619 fen619 fenfe9 fe619 sdf sdf sdf sdf sdf zhazh90 zhazh0 zhaa50 zha90 zh590 zho zhoz zhozh zhozho zhozho2 lislis lls95 lili95 lils5 liss9 sdf0ty987 sdft876 sdft9876 sdf09876 sd0t9876 sdf0ty98 sdf0976 sdf0ty986 sdf0ty96 sdf0t76 sdf0876 df0ty98 sf0t876 sd0ty76 sdy76 sdf76 sdf0t76 sdf0ty9 sdf0ty98 sdf0ty987 sdf0ty98 sdf6676 sdf876 sd876 sd876 sdf6 sdf6 sdf9876 sdf0t sdf06 sdf0ty9776 sdf0ty9776 sdf0ty76 sdf8876 sdf0t sd6 sdf06 s688876 sd688 sdf86