Graphics/
When generating graphics, you should make sure you use relative paths.
The code you're provided with represents a script in the R/ directory.
This exercise is part of the course
Defensive R Programming
Exercise instructions
- Change the
read_csv()argument to use relative paths. - Change the
ggsave()argument to use relative paths.
Hands-on interactive exercise
Have a go at this exercise by completing this sample code.
library("ggplot2")
library("readr")
# Show the file/directory structure
list.files(".")
# Change to relative paths and load the data
battles <- read_csv("/home/repl/survival/input/battles.csv")
g <- ggplot(battles) + geom_bar(aes(Location)) # Bar chart
# Change to relative paths and save the data
ggsave(filename = "/home/repl/survival/graphics/locations.pdf", plot = g)