[R] Removing duplicate packages...

[Henrique Dallazuanna]

Try this:

(tested on Windows)

remove.packages(installed.packages()[duplicated(rownames(installed.packages())),1],
lib=.libPaths()[.libPaths() != .Library])

On 26/12/2007, Petar Milin <pmilin at ff.ns.ac.yu> wrote:
> Hello!
> I am using R version 2.6.1, under Ubuntu 6.06 (Dapper Drake). Recently I
> have realized that I have, in some cases, two or even three instances of
> the same package; for example: cluster, foreign etc. Typically, two
> instances occur in one of the three location:
> "/usr/local/lib/R/site-library", "/usr/lib/R/site-library", or
> "/usr/lib/R/library", and the third is, I suppose, part of the core system.
> I would really like to clean up my system, but the question is how to do
> that. Can anyone help me, please?
>
> Sincerely,
> PM
>
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> and provide commented, minimal, self-contained, reproducible code.
>


-- 
Henrique Dallazuanna
Curitiba-Paraná-Brasil
25° 25' 40" S 49° 16' 22" O