Lessons from writing Swift framework that works in Objective-C app

As mentioned in my previous post on Fix for Google Analytics pod not working in Swift framework a few months ago, I was helping to refactor a client’s outsourced mobile SDKs. Last month, one of their clients had issues using the iOS SDK in their Objective-C app. Turns out that the Swift framework, i.e. the …

Resize view to fit aspect ratio of video in Android ExoPlayer

Been playing with ExoPlayer in Android and trying to resize a view to fit the aspect ratio of the video being played, i.e. fill the view with the video. References: Change resize mode for ExoPlayer Change aspect ratio of SurfaceView for ExoPlayer video 5-part series on building video player using ExoPlayer import android.view.ViewGroup.LayoutParams; import com.google.android.exoplayer2.Player.EventListener; …

Print properties of object in Swift

Reference: StackOverflow – Print Struct name in swift Here’s the code for printing the properties of an object func printProperties(_ object: Any) { var properties = [String: Any]() Mirror(reflecting: object).children.forEach { (child) in if let property = child.label { properties[property] = child.value } } print(object) print(type(of: object)) print(properties) } How the output would look like …

Swift func to show alert dialog in AppDelegate or ViewController

Was trying to show an alert dialog in a project’s AppDelegate.swift and ViewController.swift and decided to move it to a function in a separate utility class. Main issue was how to make it work as the class was a plain Swift class – self.present() could be used inside ViewController, self.window?.rootViewController?.present() could be used inside AppDelegate, …