[Haskell] Re: [Haskell-cafe] ANN: The Typeclassopedia, and
request for feedback
rodrigoswanderley at gmail.com
Mon Feb 16 10:35:42 EST 2009
First of all, great article! Was really fun to read.
I just had some difficulties to follow up the occurrences of the <$>
operator on section Instances page 9. The operator is explained only a
little bit later, on Laws page 10.
2009/2/16 Andrew Wagner <wagner.andrew at gmail.com>
> Positively brilliant. What else can be said? Time for Brent to sign a
> "Haskell recipes" deal with O'Reilly (or whatever the next normal book
> should be).
> On Mon, Feb 16, 2009 at 4:29 AM, Brent Yorgey <byorgey at seas.upenn.edu>wrote:
>> Hi all,
>> If you've noticed the lack of a HWN this week, that's because I've
>> been doggedly finishing my article entitled 'The Typeclassopedia',
>> which I have just submitted for publication in the Monad.Reader.
>> Here's the abstract:
>> The standard Haskell libraries feature a number of type classes
>> with algebraic or categorical underpinnings. Becoming a fluent
>> Haskell hacker requires intimate familiarity with them all, yet
>> acquiring this familiarity often involves combing through a
>> mountain of tutorials, blog posts, mailing list archives, and IRC
>> The goal of this article is to serve as a starting point for the
>> student of Haskell wishing to gain a firm grasp of its standard
>> type classes. The essentials of each type class are introduced,
>> with examples, commentary, and extensive references for further
>> My hope is that this will be a valuable resource to the Haskell
>> community, especially those who are learning. Any feedback would be
>> greatly appreciated, especially if it helps improve the article before
>> publication. A draft can be found here:
>> Also see my blog post for a bit more info:
>> happy haskelling!
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>> Haskell-Cafe at haskell.org
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