iOS: Latest iOS news from the world.

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.

Customise a line chart with SwiftUI Charts in iOS 16

How to - Customise a line chart with SwiftUI Charts in iOS 16

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.

What Are Core Data Query Generations

Earlier this month, I wrote about Core Data faults. Faulting is a key concept of the Core Data framework. It is because of faulting that Core Data is as performant as it is and it ensures Core Data's memory footprint remains at an acceptable level.

Code generation using Swift Package Plugins

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

iCloud Key-Value Store with NSUbiquitousKeyValueStore

Ubi–what!? The NSUbiquitousKeyValueStore syncs key-value store data across iOS and Mac devices via iCloud. Let's find out how you can use it with Swift!