Contributed Tutorials

Introduction to UI Testing in SwiftUI Using XCTest Framework

Learn the basics on UI testing in SwiftUI based apps using the XCTest framework, and explore techniques that will guarantee a bug-free UI.
Working with Toolbar in SwiftUI

Read about toolbars in SwiftUI, a view available in iOS 14+, and learn how to use them in order to place meaningful action items properly.
How to Scan Images and Perform Text Recognition in SwiftUI Using VisionKit

Learn how to scan images with a system-provided controller, and then perform text recognition using the Vision and VisionKit frameworks.
The Complete Guide to PHPicker API in iOS 14

Meet PHPicker, the brand new API in iOS 14 for importing photos and videos to iOS apps, and learn how to integrate it in your own projects.
A Step by Step Guide on how to Create a XCFramework and Distribute it as a Swift package

Learn in this post how to create a binary framework using the new XCFramework format, and then how to distribute it as a Swift package.
iOS 14 Updates in UIKit: ColorPicker, DatePicker, Menus and Actions

iOS 14 brings along great controls! A brand new color picker, updated date picker, menus to present anywhere, advancements to buttons and bar button items, and more. Find all that great new and updated stuff in this post.
Testing In-App Purchases Using StoreKit in Xcode 12

Xcode 12 introduces local in-app purchases testing, a definitely much desired feature! This post shows step by step how to do local IAP testing and save time in order to focus more on the development flow.
How to Reuse SwiftUI Views with LibraryContentProvider and Swift Package

Xcode 12 makes it possible to reuse SwiftUI views not only within the same project, but also among multiple projects using Swift packages. Read this post to find out how.
Using LinkPresentation Framework to Present Rich Links in iOS Apps

Fetch link metadata, store it and use it to present links in a beautiful and well visually formatted manner. Show title, icon, images, and more with the LinkPresentation framework presented in WWDC 2019.
What’s New in Xcode 12 and Swift 5.3

WWDC 2020 is finished, and Xcode 12 with Swift 5.3 are coming soon. Find out all new highlights on both of them.