iOS dev. Страница 9

Performance testing in Swift using the XCTest framework

In Swift, we can do performance testing using the XCTest framework, which is a part of the Xcode development environment. XCTest provides a comprehensive set of tools for writing, running, and analyzing unit and performance tests for Swift applications.

Handling status bar color scheme and visibility in SwiftUI

As we’ve previously looked at how to implement offset tracking as well as stretchable and sticky headers for SwiftUI scroll views, let’s ...

Swift multiple trackers architecture with SOLID – Part 2 - forceUnwrap

In part 1, we developed code to implement an infrastructure that enables multiple trackers. In part 2, we will refactor our code based on SOLID principles to improve its design. SOLID principles consist of five guidelines that help developers create code that is easy to maintain, extend and test. These principles include: Single Responsibility Principle

Async-await and completion handler compatibility in Swift

The prominent way for writing async code before async-await arrived to Swift was using completion handlers. We pass in a completion handler which then gets called at some later time. When working w…

Swift multiple trackers architecture - forceUnwrap

Tracking is an essential part of app development. It allows us to measure the performance, behavior and preferences of our users and optimize our app accordingly. However, tracking can also be a challenge when we have to deal with multiple trackers from different providers. How do we keep our code clean, maintainable and testable when

Context Menus for Tables

Context menus for lists and tables.

How to Change the Background Color of Navigation Bars in all iOS versions? - Holy Swift

Learn how to change the navigation bar background color in SwiftUI for all iOS versions, from using UIKit to the new iOS 16 navigation stack.

Equatable conformance in Swift explained with code examples

Compare objects, classes, enums, and structs using the binary (==) operator after implementing the Equatable protocol.

Downloading Data in SwiftUI with URLSession and async/await

When you need to download or upload data in iOS apps, use the `URLSession` class to group, pause, resume and cancel network transfers.

Non-nominal types workaround for domain modeling | Alexito's World

One of the many things I love about working with The Composable Architecture is how it encourages the developer to focus on domain modeling. I think that properly designing the...

SwiftUI Tables Quick Guide

SwiftUI tables are available on iOS 16. Here's a quick guide.

Neural Networks from Scratch: A Gentle-Yet-Thorough Explanation with Swift, SwiftUI & Charts (+ a Surprise at the End) — 🐙 Cephalopod Studio

Let’s take a moment to slow down from bullet train speed of neural nets in Stable Diffusion, Midjourney, and Dalle-2 churning out art, and the neural nets from the ChatGPT Bing-ularity. My day job is in fact Fusion Energy Machine Learning Tech Lead. (I have the best job, working with the folks at

SwiftUI's .task modifier

While developing any kind of SwiftUI application it is often necessary to run some data loading when the view actually appears on the screen. In the past week, I implemented this kind of behaviour into applications at work and also on private projec...

Animatable Properties in SwiftUI

SwiftUI views can be animated by modifying just a few properties and animations in SwiftUI are interactive in nature.

Jump 🐒 SwiftUI Coordinator with Router

A simple way to coordinate flows in an App

Fast and reliable iOS builds with Bazel at Mercari

This article is a translation of the Japanese article published on December 19th, 2022.My name is Ryo Aoyama. I have bee

Setting Up Different Environments in SwiftUI: Command Line Arguments and Build Configurations - Holy Swift

Set up different environments for your SwiftUI app with Xcode environment variables and command line arguments. Learn 4 techniques today!

View Composition using ViewModifiers in SwiftUI

Apply view composition by combining view modifiers and create endless combinations of enriched views using reusable code components.