2017-02-02 Swift app without Interface Builder

Here's an example of an AppDelegate.swift, for those who don't like Interface Builder:

    import UIKit

    @UIApplicationMain
    class AppDelegate: UIResponder, UIApplicationDelegate {

        var window: UIWindow?

        func application(_ application: UIApplication,
            didFinishLaunchingWithOptions launchOptions: [UIApplicationLaunchOptionsKey: Any]?) -> Bool {

            self.window = UIWindow(frame: UIScreen.main.bounds)
            let vc = ViewController()
            let nc = UINavigationController(rootViewController: vc)
            self.window?.rootViewController = nc
            self.window?.makeKeyAndVisible()
            
            return true
        }

    }

Remove the Main.storyboard file from the project. And in the Info.plist of your project, remove the entry called "Main storyboard file base name: