> Note that CORS preflight requests are not made for GET HEAD POST requests with default headers.
I really wish the author included an explanation for this. What are "default headers"? What special header(s) needs to be on the request in order for a preflight request to be made?
I really wish the author included an explanation for this. What are "default headers"? What special header(s) needs to be on the request in order for a preflight request to be made?