Robert A LaBudde said the following on 5/2/2007 2:39 PM: > At 01:41 PM 5/2/2007, you wrote: >> On 5/2/07, Sundar Dorai-Raj <[EMAIL PROTECTED]> wrote: >>> >>> Iasonas Lamprianou said the following on 5/2/2007 8:25 AM: >>>> Hi I am using R version 2.4.1. How can I upgrade to version 2.5 >> without having to install all the packages again? >>>> Thanks >>>> Jason >>>> >>> You may find the following link relevant. >>> >>> http://finzi.psych.upenn.edu/R/Rhelp02a/archive/75359.html >>> >> if you use Windows XP. > > This link was useful to me, as I am new to R. (Win2000, R-2.5.0) > > What I have been doing is using a file compare utility (Beyond > Compare in my case) to move files in the old "library" directory to > the new one, if the files are missing in the new one. Then I perform > an update.packages command. > > This procedure appears to work without problem. > > It would seem much preferable to have all packages saved in an > installation-independent directory, instead of a "library" directory > under R's installation directory. Then, of course, no update would be > necessary. > > I can't find how this option is settable in R, other than a direct > argument to library() or install.package(). > > How does one shift the R default libraries location to a particular directory? >
Set an environment variable R_LIBS. See the "R Installation and Administration" manual (Section 6). HTH, --sundar ______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
