This week’s article is about library development, and contains a few techniques and principles that can be good to keep in mind when designing and building reusable Swift libraries.

UIAlertController alerts form the backbone of a lot of the interactions between our users and our apps. While there have been some changes to alerts over the years, very little has changed about their appearance or our ability to customise that appearance…

The powerful API to manipulate files and folder on iOS and macOS with some syntax sugar and safety.

Great features take time to build. We release a new version of the WordPress for iOS app every two weeks. But sometimes a feature takes more than two weeks to develop. In those cases, we use f…

Learn how to change a UINavigationBar back button indicator.

To set a custom image for the back button, we need to set an image to both backIndicatorImage and backIndicatorTransitionMaskImage, but what does backIndicatorTransitionMaskImage really mean?

How to make your iOS app work well with scrolling, secondary clicking and dragging on a trackpad or mouse.

In this tutorial, you’ll learn how to use CoreNFC to connect wirelessly to other devices or NFC tags.

This week, let’s explore a few different techniques for handling dynamic, polymorphic model data, in ways that still leans into Swift’s strong emphasis on type-safety.

Core Data performance is important to prepare your app for future big datasets. Optimize your Core Data code by making use of these 6 tips.

A post about the use of GraphQL custom types like scalar, object, enums and list on Swift projects (Vapor on the server side project and an iOS app on the client side)

A post describing how to add mutations to create, edit and delete entries on a GraphQL server built with Vapor

Check out how UIResponder.keyboard notification handler animate without explicit animation blocks based on our experience in out article.

I founded and bootstrapped PSPDFKit, an SDK for working with PDF files on any platform. I speak at various conferences around the world. Co-organizer Cocoaheads Austria.

One of the top things I learned as an iOS engineering fellow at Formation was how to debug, and it’s a skill I really don’t see enough…

This step-by-step tutorial will walk you through all the steps and configurations required to integrate Google sign-in in your iOS app using Swift.

Swift’s property wrappers allow us to hide complex functionality and boilerplate behind a nice and clean annotation. They’re also a driving factor for SwiftUI.

Learn how to use the iOS Keychain with Biometrics, such as Touch ID or Face ID.