[Haskell-cafe] Re: Incremental array updates
ekirpichov at gmail.com
Sat Feb 28 02:24:57 EST 2009
It is, but they are still too slow. STArrays rock the world.
2009/2/28 Keith Sheppard <keithshep at gmail.com>:
> I'm still learning haskell, so I may be missing something pretty
> obvious, but isn't this the kind of thing that the diff array types
> were created for.
>>On Thu, Feb 26, 2009 at 06:45:27PM +0000, Ross Paterson wrote:
>>> Yes, bucketing problems like this are a common case that the standard
>>> functions cannot handle. Perhaps the libraries need a canned solution.
>>Stratch that -- as Bulat points out, accumArray is such a canned solution.
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