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iOS and macOS development told line by line. Filter by topic or explore the full series.

59 articles

macOSFastlane New

macOS CI/CD with Fastlane (part 4): auto-versioning and QA vs Release lanes

Part four of the series. The internal mechanics of the lanes: how Fastlane handles MARKETING_VERSION and CURRENT_PROJECT_VERSION, why there are two lanes (qa and release), what separates them, and how skip_publish mode lets you rehearse the pipeline without publishing for real.

macOS CI/CD with Fastlane (part 3): notarization in depth

macOS CI/CD with Fastlane (part 2): setup, certificates and credentials

Apple 'Surprise and Shine' Event: iPhone Duo, iPhone 18 Pro and what it means for devs

macOS CI/CD with Fastlane (part 1): distribution outside the App Store

Pokédex in TCA (part 6): testing and a technical contrast with MVVM

Pokédex in TCA (part 5): debounced search and type filters

Pokédex in TCA (part 4): favorites with @Shared

Pokédex in TCA (part 3): the detail and navigation as state

Pokédex in TCA (part 2): remote state, pagination and visible errors

Pokédex in TCA (part 1): project setup and feature architecture

iOS security (part 5): AI-assisted coding without leaking data

iOS security (part 4): logs and sensitive data leaks

iOS security (part 3): secrets and API keys in the binary

iOS security (part 2): encrypting files at rest

iOS security (part 1): where to store tokens and secrets

TCA from scratch (part 4): testing in depth and an honest comparison

TCA from scratch (part 3): shared state and persistence

TCA from scratch (part 2): composition and state-driven navigation

TCA from scratch (part 1): building a search feature with the 2026 API

SwiftConcurrency

Concurrency that no longer bites: Swift's new defaults (6.2 → 6.4)

SwiftConcurrency

Modern concurrency in Swift: async/await, Task, actors and Sendable

SwiftConcurrency

Structured concurrency in practice: async let, TaskGroup, cancellation and actors

Skyllector is on the App Store

WWDC 2026 for devs (part 4): visionOS, Siri's shift, and the rest of the ecosystem

Narcisse 1.2.0 is out

WWDC 2026 for devs (part 3): Xcode Agent Skills and the official SwiftUI APIs

WWDC 2026 for devs (part 2): AI in apps, agents, and more SwiftUI

WWDC 2026 for developers: what we know so far

Building a Pokédex on iOS — Part 10: CI/CD with GitHub Actions

Building a Pokédex on iOS — Part 9: Unit testing with Swift Testing

Building a Pokédex on iOS — Part 8: ViewModel with @Observable

Building a Pokédex on iOS — Part 7: Image cache

Building a Pokédex on iOS — Part 6: Offline persistence with SwiftData

SwiftArquitectura

Building a Pokédex on iOS — Part 5: Domain models and Use Cases

SwiftArquitectura

Building a Pokédex on iOS — Part 4: Repository Pattern

Building a Pokédex on iOS — Part 3: DTOs and the API contract

SwiftNetworking

Building a Pokédex on iOS — Part 2: Network layer

Building a Pokédex on iOS — Part 1: Project structure

Conditional compilation in Swift

Generics in Swift

@propertyWrapper in Swift: beyond UserDefaults

Feature flags with UserDefaults on macOS

Narcisse is now live

AlgoViewer is now available

FigureDex: Your Amiibo Collection, Finally Organized

SwiftThe Basics

Basic operators

SwiftThe Basics

struct — value type

SwiftThe Basics

if / else if / else

SwiftThe Basics

Basic function declaration

SwiftThe Basics

What is an Optional?

What is a Swift Playground?

SwiftThe Basics

What are variables and constants?

How to expose an HTML interface in a macOS app

Modeling API responses with enums in Swift: an elegant solution for unpredictable APIs

Announcing the new version of Game Progress

Starting a project in Xcode

What's new at WWDC 2021 | Part 1

What's new at WWDC 2021 | Part 2

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