These days you could add the source as a large QR code. (by which I mean the actual verbatim code, not a URL) ..but really IMO code samples requiring a non-tri

These days you could add the source as a large QR code. (by which I mean the actual verbatim code, not a URL) ..but really IMO code samples requiring a non-trivial amount of "framework" source is an anti-pattern on its own. Code samples should be short enough that they can be copied by hand.