Data in Swift is much more than basic types, arrays, and dictionaries. Also, a mobile app is rarely isolated from the outer world. It makes API requests and processes responses; it exchanges data with cloud services and works with SDKs. Let’s see how to work with data exchange and safely convert numbers between different units.
How Devices Exchange Data
Nowadays, it’s hard to imagine a computing device without external data interfaces. Even simple electronic devices like a coffee machine ...