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The below code shows how to configure the ‘repos’ option in R such that install.packages() etc will locate the packages without having to explicitly specify the repository. Just add it to the .Rprofile file in your home directory (iff missing, create it). For more details, see help(“Startup”).Want to share your content on R-bloggers? click here if you have a blog, or here if you don't.
local({
repos <- getOption("repos");
# http://cran.r-project.org/
# For a list of CRAN mirrors, see getCRANmirrors().
repos["CRAN"] <- "http://cran.stat.ucla.edu";
# http://www.stats.ox.ac.uk/pub/RWin/ReadMe
if (.Platform$OS.type == "windows") {
repos["CRANextra"] <- "http://www.stats.ox.ac.uk/pub/RWin";
}
# http://r-forge.r-project.org/
repos["R-Forge"] <- "http://R-Forge.R-project.org";
# http://www.omegahat.org/
repos["Omegahat"] <- "http://www.omegahat.org/R";
options(repos=repos);
})
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