> It would be nice if there were something that would make out-of-order problems light up, the way that code editors can highlight errors while you're editing.

> It would be nice if there were something that would make out-of-order problems light up, the way that code editors can highlight errors while you're editing. Check out https://github.com/nbsafety-project/nbsafety https://github.com/nbsafety-project/nbsafety