One of the default behaviors of iOS is that it stops all the services & functions of the app while you are on a phone call. While writing an audio-video iOS App, we must handle phone call's interruption properly to resume the app. It is possible to detect a phone call and it's states with the help of Core Telephony framework....
While working in any iOS application, we need to build our app for multiple environments i.e. Development, Production, UAT, QA. Now a days it becomes a common practice for any app to integrate social media, analytics, crash reporter, third party tools, sdks inside apps. Each of these environment have different set of urls to point to...