[Haskell-cafe] Re: Grouping - Map / Reduce -> blueprint

[Henning Thielemann]

On Thu, 26 Mar 2009, Heinrich Apfelmus wrote:

> Luke Palmer wrote:
>>
>> Yeah, make a trie.  Here's a quick example.
>
> Nice!
>
> There was a thread about this question a few years ago, with some very
> interesting developments like the "blueprint technique" by Bertram
> Felgenhauer.
>
>  http://thread.gmane.org/gmane.comp.lang.haskell.cafe/15135

I remember that this thread yielded a Wiki page, which seems to be gone 
together with Hawiki. I have at least started a page on the new Wiki in 
order to preserve the link to that discussion:
   http://haskell.org/haskellwiki/Blueprint