r
r
TLDR
Start an R interactive shell (REPL)
$ R
Check R version
$ R --version
Start R in vanilla mode (i.e. a blank session that doesn't save the workspace at the end)
$ R --vanilla
Execute a file
$ R -f [path/to/file.R]
Execute an R expression and then exit
$ R -e [expr]
Run R with a debugger
$ R -d [debugger]
Check R packages from package sources
$ R CMD check [path/to/package_source]