Installing packages for the R version
I am using the current version of R-devel (3.3.0, r68650). If I try to install the R package, the following error occurs:
> install.packages('RCurl')
--- Please select a CRAN mirror for use in this session ---
Error in url("https://cran.r-project.org/CRAN_mirrors.csv") :
https:// URLs are not supported
Actually I read that in order to use https addresses I have to install RCurl first.
As the following, I tried to set the repos parameter to the HTTP version:
> install.packages('RCurl', repos='http://cran.r-project.CRAN_mirrors.csv')
Warning: unable to access index for repository http://cran.r-project.CRAN_mirrors.csv/src/contrib
Warning message:
package ‘RCurl’ is not available (for R Under development)
The problem occurs not only with the RCurl package, but with any package I've tried.
how can i install packages in R development version?
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