[R] reproduction archives

[Laurent Gatto]

On 5 June 2011 21:07, Alexander Shenkin <ashenkin at ufl.edu> wrote:
> Hello Folks,
>
> As some of my old code broke when an updated package changed its
> interface, I started thinking about reproduction of analyses.  It's not
> good enough to save our code - we have to save the package versions
> those analyses used as well as the R-core.  I saw a couple references to
> "reproduction archives" around, but nothing specific.  Is there any good
> way to package up code along with the relevant packages and R version in
> order to guarantee that we can reproduce our results in the future?  I
> suppose that one could make note of all package versions, etc, but

sessionInfo() is your friend here. And when included in a Sweave
report, toLatex(sessionInfo()) will itemize the output.

Hope this helps,

Laurent

> automating the process would mean that it would be followed more often.
> (also, tracking down those packages and installing them all just to
> reproduce a result could be an undertaking).
>
> Thanks,
> Allie
>
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