Before we continue, I assume you have proficient knowledge in general purpose programming languages. Code examples shown in this article are pseudo code using a C-style syntax.
Geolocation accuracy is something you should program for. You should also expect problems a...
Now that Apple is enforcing
WKWebView on all applications, there is a whole lot more talk on these strange problems with using XHR or ajax requests. They no longer work! Why? Because of CORS.
WKWebView, CORS is enabled and enforced. This means that if you make a XHR request, the server must respond in a CORS-compliant way.
In the nutshell, CORS allows yo...