Swift distinguishes between variables (which can be modified) and constants (which cannot be changed after assignment). Identifiers start with an underscore or alphabetic letter, followed by an underscore or alphanumeric character. In addition, other Unicode character points (such as emoji) can be ...
It is very hard to end an iOS book written after June 2, 2014 without a mention of one of the most earthshaking announcements in recent years: Swift. Swift is Apple's brand-new programming language, intended to lower the barrier to entry to iOS and OS X. For many developers, Objective...
This webinar recording provides an essential guide to Swift for corporates, covering an overview of its services, transaction lifecycle, connectivity solutions, and self-service tools like the Knowledge Center and API portal.It also highlights key responsibilities, including RMA management, CSP attestation...
This session introduces Swift’s services, the end-to-end transaction lifecycle, and connectivity setup.It covers essential tools like the Knowledge Center, Swift Smart, and the API portal, while also outlining key responsibilities such as CSP attestatio
A quick overview of async/awaits, structured concurrency, and actor with sample code that helps you get started using Swift concurrency.
In iOS 17, Apple introduced a new framework called SwiftData to replace the Core Data framework. Earlier, we have written Simon Ng Database Getting Started with SwiftData for SwiftUI Development One common question in SwiftUI app development is how to work with Core Data to save data permanentl...
For native mobile app development on iOS, Apple suggests using the modern Swift programming language. It is important to note that Xcode only runs on Mac OS X and the only supported way to develop iOS apps. Prepare your development environment Download Xcode Launch Xcode and create a New ...
Getting started with Scrumdinger Learn the essentials of iOS app development by building a fully functional app using SwiftUI. Before you start the module, take a few minutes to familiarize yourself with the background requirements, the key concepts behind SwiftUI, and the app that you’ll ...
At this stage, you should notice that a folder with a Swift file (ViewSizeWidget.swift) has been added to your Xcode workspace. Folder generated for widget extension Go ahead and delete all the auto-generated code inViewSizeWidget.swift. In the following sections of this article, I will gu...
Headers for the request. Theheadersfield is a Swift dictionary where each key and value are strings. An ID for the request. You probably won’t need to set an ID. The method, such as GET, POST, or PUT. Query items. Thequeryfield is an array of Swift tuples, consisting of two stri...