Building Your User Interface
In the previous chapter, you created a new Xcode project, added a tab bar to your app that allowed the user to select between the Explore and Map screens, added an Assets.xcassets file that contains resources for your app, and modified the Launch screen of your app with a custom color and icon. When your app is launched, you should see the Launch screen briefly. After that, the Explore screen is displayed, but it is currently blank.
As you saw in the app tour in Chapter 10, Setting Up the User Interface, the Explore screen should display a collection view showing a list of cuisines in collection view cells and a collection view section header containing a LOCATION button. Tapping the LOCATION button should display a Locations screen containing a list of locations.
In this chapter, you will make the Explore screen display a collection view containing 20 empty collection view cells, as well as a collection view section header containing a button...
