Saving an R graph as PDF or PNG with high resolution.
Install from Github:
devtools::install_github("nikopech/saveImageHigh")
gr = ggplot(mtcars, aes(mpg, disp, color = am)) + geom_point()
save_as_pdf({print(gr)},
file.name = "my-graph.pdf",
width = 6,
height = 4)
save_as_png({plot(1:10, 1:10)},
file.name = "first-image.png")