[Haskell-cafe] FP design

[Bulat Ziganshin]

Hello Levi,

Thursday, November 8, 2007, 2:06:14 AM, you wrote:

> Now I have to learn how to select the appropriate abstractions in Haskell. e.g.,
> selecting between a variant type or type class is often a tricky one for me.

that's easy part. i never have need to use type classes in application
code, only in libraries. type class allows extending initial behavior
in other modules. when you need it - go to use typeclasses


-- 
Best regards,
 Bulat                            mailto:Bulat.Ziganshin at gmail.com