Note the column name, mpg, is unquoted. That feature hasn’t been handy, though, if you want to write your own R functions using the tidyverse. That’s because base R functions usually need quoted ...

The ggplot2 package is based on the principle that all plots consist of a few basic components: data, a coordinate system and a visual representation of the data. In ggplot2, you built plots ...

geom_histogram <- function(...) ggplot2::geom_histogram(..., fill = viridis(10, alpha = 0.5)[8], show.legend = FALSE, bins = 20, color = "black") geom_smooth ...