notes on setting R up in Jupyter

jupyter/r.md

@@ -1,3 +1,11 @@
+installation
+---------------------------------------
+* to install R on ubuntu can to [r download page](https://cran.r-project.org/)
+* there are instruction on what to add to sources.list.
+* After doing apt-get update, will probably need to add the public key which is addressed [here](https://askubuntu.com/questions/13065/how-do-i-fix-the-gpg-error-no-pubkey#15272)
+* then do `sudo apt-get install r-base`
+
+
 using grid.arrange
 https://cran.r-project.org/web/packages/gridExtra/vignettes/arrangeGrob.html
 

jupyter/setup.md

@@ -1,8 +1,8 @@
 
 install R kernel for jupyter to use
 * `sudo R`
-* `install.packages('IRkernel')`
-* `IRkernel::installspec()`
+* `install.packages('IRkernel')` (most likely have to run R under sudo)
+* `IRkernel::installspec()` (don't use sudo R)
 
 run on network:
 `jupyter notebook --ip 10.0.10.15 --port 8888`