Github user holdenk commented on a diff in the pull request: https://github.com/apache/spark/pull/13199#discussion_r64311830 --- Diff: docs/README.md --- @@ -20,8 +20,10 @@ installed. Also install the following libraries: $ sudo pip install Pygments # Following is needed only for generating API docs $ sudo pip install sphinx - $ Rscript -e 'install.packages(c("knitr", "devtools"), repos="http://cran.stat.ucla.edu/")' + $ sudo Rscript -e 'install.packages(c("knitr", "devtools", "roxygen2", "testthat"), repos="http://cran.stat.ucla.edu/")' --- End diff -- So it definitely didn't work on my machine - I think it depends on how your R is set up (for example on my machine lib points to `/usr/local/lib/R/site-library`). I _think_ having sudo would make it consistent (since I think users can also setup pip/gem to default to user specific or site wide).
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