From mboxrd@z Thu Jan  1 00:00:00 1970
From: Eric Schulte <eric.schulte@gmx.com>
Subject: Re: Selectively export RESULTS
Date: Wed, 29 Feb 2012 10:06:38 -0700
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>> Does this do what you want?
>
> No. 
>
> When I put point under the headline and type C-c @ C-c C-e d, it prompts
> me to evaluate each of the blocks, and when I answer 'no' to each, it
> produces a document that omits the previously computed results.
>
> What I want is to grab *existing* results blocks and use them. 
>
> And if at a later date some of those results blocks have changed, when I
> again put point under the headline and type C-c @ C-c C-e d, I'd like
> the newer blocks to be updated.
>
> The computations in some blocks run for many minutes, so it is
> impractical to recompute them every time I want to tweak the format of a
> document that depends on them.
>

Hi Chuck,

Have you looked at the :cache header argument [1], from my understanding
of your use case it should be exactly what you are after.

Best,

Footnotes: 
[1]  http://orgmode.org/manual/cache.html

-- 
Eric Schulte
http://cs.unm.edu/~eschulte/