Based on Rstudio
| Shift + Ctrl + c | multiple line comment |
| Ctrl + Enter Alt + Enter |
run command |
| R works on vector (begin from 1) | |
| Ctrl + l | clean the Console |
| c() | concatenate function |
| Alt + - | <- |
| rm() | remove variable |
| rm(list = ls()) | clear entire workspace |
# LISTS OF PACKAGES
Opens CRAN Task Views in browser
Opens "Available CRAN Packages By Name" (from UCLA mirror)
| library() | Brings up editor list of installed packages |
| library(help = "ggplot2") | |
| search() | Shows packages that are currently loaded |
| install.packages("ggplot2") | install package |
| ?c | cmd help |
| require() |
| datasets library | |
| data() | load dataset |
| data("airmiles") | |
| airmiles | |
| str(airmiles) |