Re: [Rd] Suggestion for the reproducibility of R home page figure

From: Friedrich Leisch <friedrich.leisch_at_stat.uni-muenchen.de>
Date: Sat, 21 Nov 2009 09:58:43 +0100

Thanks a lot, fixed.

Best,
Fritz

>>>>> On Fri, 20 Nov 2009 19:53:31 +0100, >>>>> Jean lobry (Jl) wrote:

> Dear R-devel,
> googling for the single letter R yields R-home page as the firt hit,
> which is extremly nice.

> By clicking on the figure you get the code of the "Winner of the R
> Homepage graphics competition 2004."

> By copy/pasting in your R console it doesn't work because it is impossible
> to install the mva package.

> This is my point.

> As documented in ONEWS the reason is simple: since R 1.9.0 the package
> mva as been merged into the package stats.

> My suggestion is just to change the begining of the code as follows to
> neutralize the requirement for the mva package:

> ----
> ### Code by Eric Lecoutre, Universite catholique de Louvain, Belgium
> ### Winner of the R Homepage graphics competition 2004

> ### Works in R 1.8.1 ...
> ### Still works in R 2.10.0 (2009-10-26) by deleting the requirement
> for the mva package ...

> require(ade4)
> #require(mva) no more needed since R version 1.9.0 as mva was merged
> in the standard stats package.
> require(RColorBrewer)
> require(pixmap)

> etc.
> ----

> so that reproducibility of the graph is straightforward (at least for
> someone who
> is able to install an R package).

> This is a minor change. I consider this is important because it may help people
> wanting to test quickly the long term reproducibility of R results. For them
> installing a package is not a problem, but do not expect them to have time to
> dig in old ONEWS....

> Please take this as a constructive comment, I was amazed how it was easy for me
> to run this "old" R code. Just want to share.

> Very Best,

> Jean
> --
> Jean R. Lobry (lobry@biomserv.univ-lyon1.fr)
> Laboratoire BBE-CNRS-UMR-5558, Univ. C. Bernard - LYON I,
> 43 Bd 11/11/1918, F-69622 VILLEURBANNE CEDEX, FRANCE
> allo : +33 472 43 27 56 fax : +33 472 43 13 88
> http://pbil.univ-lyon1.fr/members/lobry/

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