Things under legendu
**
Things under legendu
sudo apt-add-repository -y "deb http://cran.rstudio.com/bin/linux/ubuntu xenial/"
sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys E084DAB9
sudo apt-get update
sudo apt-get install r-base-devIf apt-add-repository is not install yet,
you can install it with the following command.
sudo apt-get install software-properties-common