How to use Result in Swift
Clear up any ambiguity and get typed errors too
Swift
Introducing SwiftUI TabView and Working with Tab Bar Customization
The tab bar interface appears in some of the most popular mobile apps such as Facebook, Instagram, and Twitter. A tab bar appears at the bottom of an app screen and let users quickly switch between different functions of an app. In UIKit, you use the UITabBarController to create the tab bar interface. For the SwiftUI framework, it provides a UI component called TabView for developers to display tabs in the apps. In this tutorial, we will show you how to create a tab bar interface using TabView, handle the tab selection, and customize the appearance of the tab bar. […]
Understanding Data Flow in SwiftUI
In this tutorial, you’ll learn how data flow in SwiftUI helps maintain a single source of truth for the data in your app.
Swift 4 KeyPaths and You
Swift 4 is almost upon us, and I thought I would explore one of its features that I haven’t had the opportunity to that much: KeyPaths. There’s a lot of interesting nuance in here that I previously didn’t realize existed which I’d love to share.
OSLog and Unified logging as recommended by Apple
Using Apple's recommended unified logging system using OSLog can be done in just a few steps. Learn how to use it in combination with the Console app.
How to create custom Publisher in Combine
Learn how to create your own Combine publisher in Swift
Let’s Build a Custom Publisher in Combine
Once you know the boilerplate, it’s not hard to build a custom publisher in Combine.
Combine vs RxSwift: Introduction to Combine & differences
Combine vs RxSwift: in this article we introduce Combine, the new Apple framework, and spot its main differences with RxSwift.
A Beginner’s Guide to Access Levels in Swift
Welcome to another programming tutorial in the Swift programming language! Today we we are going to talk about a topic that usually everybody knows something more or less, but it’s important for new developers in Swift to really understand what is all about and how it works. It’s quite often for the subject of our discussion not to receive the proper attention, so it’s either misused or not used at all. It’s a topic that the more someone advances in Swift, the more necessary it becomes in order to write better and clearer code. And that topic is about Access […]
Executing AppleScript in a Mac app on macOS Mojave and dealing with AppleEvent sandboxing
Over a weekend recently I built a tiny Mac app (more on that later). What I was trying to achieve required executing AppleScript, like so many things on macOS. It seemed simple enough, but of course new app sandboxing restrictions...
Create Your First Function Builder in 5 Minutes
Bypass the mistakes I made and jump straight into the code.
Discovering what's out there
Many of us feel nervous when meeting a group of people for the first time. What are the dynamics of the group, what are the in-jokes, will I find common ground with someone - are just a few questions that can plague you. A lot of your hard work at
Swift 5.1 Takes Dependency Injection to the Next Level
How to use Swift 5.1 property wrappers to cut your dependency injection code in half
SwiftUI Tutorial: Navigation
In this tutorial, you’ll use SwiftUI to implement the navigation of a master-detail app. You’ll learn how to implement a navigation stack, a navigation bar button, a context menu and a modal sheet.
Memory Management in Swift: Understanding Strong, Weak and Unowned References
Memory Management in Swift: Understanding Strong, Weak and Unowned References