Install/update devtools
- Install and confirm your current version of devtools.
if(!"devtools" %in% rownames(installed.packages())) install.packages("devtools")
packageVersion("devtools")
- Latest version as of the writing of these notes is 2.4.5.
if(!"devtools" %in% rownames(installed.packages())) install.packages("devtools")
packageVersion("devtools")