Mods: This needs a 2019 in the title (not that escape sequences have been changing rapidly in the recent times :) ) This article was a nice and concise introd

Mods: This needs a 2019 in the title (not that escape sequences have been changing rapidly in the recent times :) ) This article was a nice and concise introduction. I wish it had linked to some canonical sources of more comprehensive information though. Also, the link to the Anki flash cards doesn’t work now.