Swift: Latest Swift news from the world.

What are Sendable and @Sendable closures in Swift?

One of the goals of the Swift team with Swift’s concurrency features is to provide a model that allows developer to write safe code by default. This means that there’s a lot of time and energy…

Running and testing async Vapor commands

In this article I'll show you how to build asynchronous Vapor commands and how to test them using ConsoleKit.

Building custom charts in SwiftUI

Learn how to use SwiftUI to create and style bar charts and line charts modeled after those from Apple’s Health app.

Checking for availability of iOS 15 in a SwiftUI view body

How to check for the availability of an iOS version in a SwiftUI View body to make use of new View modifiers that have been added in recent iOS releases.

Core Data Aggregate Functions

Learn from a Google Developer Expert: Core Data is a beautifully designed object mapping and persistence framework -- big kudos to the Apple engineers.

This tutorial zooms in on an important topic for anyone working with Core Data, faulting. Faulting is a concept that often confuses developer new to Core Data. Before I explain what faulting is, I want to show it to you.

Code generation using Swift Package Plugins

How to build a Swift Package Plugin to automatically generate unit tests from input Swift files.

When to Use Combine's Filter and CompactMap Operators

Combine's filter and compactMap operators share a few similarities and it is possible to use them interchangeably in some scenarios. That said, there are a number of key differences we discuss in today's episode of Combine Essentials.

Variable WidgetBundle configuration based on conditions

Use control flow statements inside a WidgetBundle to return a different set of widgets base on a if-statement condition.

@ViewBuilder usage explained with code examples

The @ViewBuilder attribute allows you to create compact code and improve readability. SwiftUI forces you already to use the result builder.

SwiftUI MVVM clean architecture

In this tutorial I will try to present you how to use clean, testable and maintainable architecture when using SwiftUI. We start with diagram depicting this architecture and then we dive deep into…

Save Custom Codable Types in AppStorage or SceneStorage

Add RawRepresentable conformance to a custom type that represents a setting or a view state in SwiftUI to be able to save it in AppStorage or SceneStorage.