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b-kennedy0/r-package_installer.R

Last active May 20, 2020 11:01
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Tidy code that will: (1) state which packages are required (2) list which ones aren’t already installed. (3) install the new packages. (4) load (library) them. (5) check for updates for all packages.
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r-package_installer.R
list_of_packages<-c("tidyr","psych","ggplot2","here")
new.packages <- list_of_packages[!(list_of_packages %in% installed.packages()[,"Package"])]
if(length(new.packages))install.packages(new.packages)
lapply(list_of_packages, library, character.only = TRUE)
update.packages(ask=FALSE, repos = "https://cloud.r-project.org")
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