[aklug] Potential learning opportunity - Re: Isn't it funny... writing modules

When I've accidentally re-invented the wheel in the past, I've always
taken the time to compare what I did vs the community. If nothing else
there's naming conventions to wrap your head around, and probably some
extra checks for corner cases or neat optimizations that hadn't occurred
to you.

--Jason

On 06/20/2011 07:30 AM, Tim Johnson wrote:
> * Christopher Howard<christopher.howard@frigidcode.com> [110619 21:30]:
>> Isn't it funny... when you code an extension to a module, only to go
>> back back to the documentation and find out the extension has already
>> been written? :D I'm working with Haskell's HDBC.MySQL module, and I
>> wrote all these functions to check if the SqlVals are the value expected
>> and return contingency-safe Either values. So then I'm thinking, "this
>> is useful... maybe I should make it into a class or something." But I'm
>> not sure how to do it, so I go back to the original module source for
>> clues, and guess what I find... class instances with type signatures
>> that match my functions almost exactly.
> Does haskell have anything like pydocs?
> If so, then you could browse their documentation.
>

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Received on Mon Jun 20 11:11:19 2011