Swift and SwiftUI Tutorials for iOS Development
Core Swift concepts, building interfaces and data flow with SwiftUI, concurrency, and the App Store publishing process. Every post uses examples you can try directly in Xcode.
8 posts
SwiftUI @State, @Binding and @Observable: Data Flow Guide
When to use @State, @Binding, @Observable, @Bindable and @Environment in SwiftUI, how they map to ObservableObject, with a decision table and common bugs.
Swift Struct vs Class: Value and Reference Types Explained
Learn the difference between struct and class in Swift with runnable examples: copying, mutating, let, ===, inheritance, deinit and how to choose.
Swift Closures Explained: $0, @escaping and [weak self]
Learn Swift closure syntax step by step from the full form to $0 shorthand: trailing closures, capturing values, @escaping, retain cycles and [weak self].
Swift async/await Guide: Tasks, Actors and @MainActor
From completion handlers to async/await: Task, async let, TaskGroup, @MainActor, actors, cancellation and a JSON API call with URLSession in SwiftUI.
SwiftUI First App: A Step-by-Step Guide for Beginners
Build your first SwiftUI app from an empty Xcode project to the simulator: App, View, VStack, @State, List and TextField in a working to-do list.
App Store Publishing Guide: From Xcode Archive to Review
From the Apple Developer account and App Store Connect record to TestFlight and review: how to publish an iOS app and the most common rejection reasons.
How to Find the Best Swift Teacher? 2026 Guide
Before you pay for Swift or iOS tutoring: what to ask in a trial lesson, SwiftUI or UIKit, a sensible learning order, and when tutoring is not worth it.
Introduction to Swift: Optionals, Guard Let and If Let Usage
After Flutter, I started learning Swift for iOS development. Sharing Optionals and safe unwrapping methods, one of the first concepts I encountered.