Not able to install xkcd fonts

Question

I was trying the xkcd font as per the instructions given in the vignette: vignette(\"xkcd-intro\")

However get an error on the following step:

Answer 1

After a lot of trial and error, I was able to get it to work myself. Essentially, you have to copy the downloaded font file to all the folders in font.paths().

On OS X:

for(dirs in font.paths()) {
    file.copy(file.path(dirs,"xkcd.ttf"), "~/Library/Fonts/")
}

And it's working!!