[R] install.packages

[Uwe Ligges]

Jim Lemon wrote:
> I hope I will be pardoned for asking what may be a dumb question on this 
> thread. Recently I noticed that when I tried my established method of adding 
> a package to R (i.e. download the *.tar.gz file to a directory of similar 
> files and INSTALL), I was no longer able to do this. I did eventually find 
> the function install.packages() and it worked very nicely, thanks. However, 
> I'd like to know if it is still possible to download packages from CRAN or 
> other sites. For example, I run R on a little old laptop that has no Internet 
> connection whatever, and it will be a bit of a problem keeping it up to date.

Downloading the sources and running
    R INSTALL package_x.y-z.tar.gz
should still work (and does for me) ...
Which R version / OS  are we talking about?

Uwe Ligges