R Command

check library path:

.libPaths()

stop warning:

eg: suppressWarnings(library(survival))

online install, using a certain directory: eg:

install.packages(“survival”, lib=”C:\Program Files\\TIBCO\\statsvcs103\\statTERR\\engines\\Terr\\library”, dependencies=TRUE)

update the packages in the library:

update.packages()

check the packages are installed:eg:

library(rJava)

delete packages:eg: remove.packages("packageName")

check the dependency of a certain package: eg: ggplot2

install.packages("packrat")
packrat:::recursivePackageDependencies("ggplot2",lib.loc = .libPaths()[1],ignores=0)

check package version: eg: packageVersion("rJava")

download from a certain online repo: eg: install.packages('rJava', repos = "https://cran.microsoft.com/")

check R library directory: .libPaths();

R package archive

install certain package on linux: eg:

.libPaths();
export R_LIBS="/usr/local/lib/R/site-library"
sudo R CMD INSTALL -l /usr/local/lib/R/site-library rJava_0.9-13.tar.gz 
packageVersion("rJava")