[R] stateful computation for web-based R across HTTP requests

[Gabor Grothendieck]

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On Tue, May 27, 2008 at 6:26 PM, Hseu-Ming Chen <hseuming at gmail.com> wrote:
> Hi,
> A friend just introduced me to R today and I think it is really nice after
> browsing its web site.  I'm eager to cook up some web-based interface to use
> R at work for more platform-independent access.   I plan to implement it in
> a Python-based framework such as TurboGears or Django on either FreeBSD or
> Linux platform.   My question is: how do i maintain stateful computations
> across sessions, namely HTTP requests?   I mean, if needed, I would like to
> be able to retain the "environment" (all pertinent data, variables,
> previously calculated results, etc.) from earlier web requests in the
> interpreter engine?   I'm not sure what it is called in the R Project but i
> would imagine the word connection/session/stateful is probably there.
>
> Or should I use RWEB instead?  If so, how do i maintain the stateful
> computation across HTTP sessions?   i don't want to re-invent the wheel.
>
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