The A-Z of Programming Languages: Haskell
Simon Peyton-Jones tells us why he is most proud of Haskell's purity, type system and monads. http://www.computerworld.com.au/index.php?id=1…
用 DrScheme 画简单的图形
SICP 的 2.2.4 节描述了一种图形语言,并假定用户的 scheme 环境提供了一个 draw-line 画线原语。scheme 环境很多,有一些提供了作图支持。虽然没有图…
Monads in 15 minutes: Backtracking and Maybe
分解动作,写得不错,另外这个人的blog也很好,--recommend you as materials on monads http://www.randomhacks.net/artic ... onads-in-15-minute…
ghci 'break' 怪事
Prelude> odd 1TruePrelude> odd 3TruePrelude> odd 10FalsePrelude> break odd [1,3,10,11]([],[1,3,10,11])Prelude> break even [1,3,10]([1,3],[10…
The Haskell Road
The Haskell Road to Logic, Math and Programming Kees Doets and Jan van Eijck March 4, 2004 [ 本帖最后由 fuqiang_huang 于 2008-9-29 18:43 编…
关于一个数据结构,求助。
要实现一个二维表,如下所示 name age wqy 18 whitelilis 22 ...... 用什么样的结构比较合适呢? 这个表是从文件中来的,属性数目是不确定的,要实…
Leksah(用Haskell开发)
Leksah is a Haskell IDE (Integrated Development Environment) written in Haskell based on Gtk+ and gtk2hs. Leksah is a practical tool to supp…