618: Type System Says No

7272.446 - 7293.069 Casey Liss

And there's not really a good overview page of your different techniques of doing this. And I pieced together that, oh, you can do like URL schemes, but it has to be a secure URL. It can't be like an X callback style URL. And I forget there was one other, oh, you can put things in user defaults, but even Apple seems to think like, I wouldn't recommend that if you're going to avoid it.