Building Mobile Applications with SwiftUI

SwiftUI has been a game-changer for Apple developers. The new declarative user interface paradigm radically simplified mobile application development for Apple platforms, allowing developers to build applications for iOS, macOS, watchOS, and tvOS using a single codebase. SwiftUI is designed to work seamlessly with Swift, Apple's modern programming language, and provides a powerful set of tools to create beautiful, interactive user interfaces.

Layouting across platforms

Building user interfaces involves a lot of layout work: Placing controls, aligning list items, adding spacing, sticky elements, and other details that create an easy-to-use, low-friction interface....Design

Accessing Workouts with HealthKit and Swift

Recently, I wanted to access the workouts tracked and saved on my Apple Watch with a Swift application, as I needed the coordinates of every workout that I recorded so far. Initially, I wasn't sure whether this type of data was accessible at all, but luckily, everything was already in place....Swift, SwiftUI

Rendering Remote Images with AsyncImage

With WWDC21 being kicked off officially, all technologies have received major upgrades, including SwiftUI. One of the bigger changes, a new view has been added to solve a complex problem SwiftUI developers faced until now: Loading remote images....SwiftUI, WWDC21

My 2021 Swift Student Challenge Submission

In a previous post, I teased the topic of this year's Swift Student Challenge, which was about creating a short interactive experience using a Swift playground, with roughly three minutes of content. Since the submission deadline has passed for some time now, I'll elaborate on what I worked on for this year's challenge....WWDC21, Swift, Swift Student Challenge

SwiftUI Meets Swift Playgrounds

Continuing the long-standing tradition, together with this year's WWDC, Apple has announced the Swift Student Challenge. To participate, you'll have to prepare an interactive Swift playground (that can be experienced in three minutes)....SwiftUI, Swift, Swift Playgrounds, WWDC21, Swift Student Challenge

Deliver context-aware navigation with Push Evaluation

This post deals with the internals of my newly-released navigation library for SwiftUI, Stapel....SwiftUI, Swift, Stapel, Mobile App Development

Building Functional Stack Navigation

This post deals with the internals of my newly-released navigation library for SwiftUI, Stapel....SwiftUI, Swift, Stapel, Mobile App Development

Multiple App Environments Using Xcode Schemes

When developing a software product, you'll end up with multiple environments, for your local development environment, one or many development/staging environments, and a production environment (or multiple depending on your architecture). The same applies to mobile applications....Xcode, Swift, Mobile App Development

Supporting Universal Links with SwiftUI

Imagine you're building a messaging app where you can invite people with a link. Normally, links are opened in Safari, which doesn't give your users the seamless experience you might hope for....SwiftUI, Swift, Mobile App Development

APNs Environments and Push Notification Delivery

Sending push notifications (or remote user notifications) to your app's users can help to deliver relevant information in real-time, without your app being in the foreground....Mobile App Development, Swift, Push Notifications (APN)

Preview-Driven Development with SwiftUI

When developing applications with SwiftUI, you can utilize a wide range of great tools to get instant visual feedback, previews on multiple devices, and even different device types, all in real-time....SwiftUI, Mobile App Development, Swift, Xcode

State and View Composition in SwiftUI

Views are the atomic building blocks of SwiftUI. You combine views to create different components which then add up to screens of your application....SwiftUI, Swift, Mobile App Development

Getting Into iOS Development with SwiftUI

The process of breaking into a new field is always challenging. I've often felt as if I were being held back by an entry barrier that prevents me from progressing, like a lower boundary. Being persistent, repeating, and learning are the only way to break through this barrier. Sometimes it takes multiple attempts to get started....SwiftUI, Swift, Mobile App Development, Xcode