This app is far from something that we could put on the store, but it gives you a good first dive into what it is like to build an iOS app. In this chapter, we covered how to conceptualize an app and then how to go about making it a reality. We know how to configure an interface in a storyboard and how to run it. We also got into the nitty-gritty of how to save photos both temporarily and permanently to the disk and how to display those in our own custom interface. We even got some practice of how to write high-quality code by ensuring our code sticks with the Model-View-Controller design pattern as best we can.

Even though we covered a lot, this information clearly isn't enough for us to immediately write any other iOS app. The key is to get an insight into what the app development process looks like and to feel more comfortable with an iOS app project. All developers spend a lot of time searching the documentation and the Internet to learn how to do specific things on any...