Install a package in R

# directly
install.packages("slidify")
# from github repo
install.packages("devtools")
devtools::install_github("twitter/AnomalyDetection")
library(AnomalyDetection)

R with jupyter notebook

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Error

# installation of package ‘xml2’ had non-zero exit status
sudo apt install libxml2-dev
# cannot install packages
# Setting LC_CTYPE failed, using "C"
# (or something like that)

# without root environnement
# exit R
defaults write org.R-project.R force.LANG en_US.UTF-8
# start R again

# with root (in a docker bash, for example)
# start R by using
LC_ALL=C.UTF-8 R