macOS Programming: Working with Table Views
Welcome to a new macOS programming tutorial which I believe you will find quite interesting! Today we are going to talk about one of the most common Cocoa controls found in macOS applications: Table views. A table view in macOS...
How to Preview Your iOS Apps in Dark Mode Using Xcode 11
Earlier, Apple dropped the first beta of iOS 13 to the public. For a general user, dark mode is definitely the biggest visual change in this release. By flipping an option in Settings, iOS makes everything dark! In dark mode, the...
How to Build a Form UI with SwiftUI
In the introductory tutorial, we gave you an overview of SwiftUI and walked you through how to build a simple user interface. After exploring the framework for around a week, I really enjoy developing user interface with SwiftUI,...
SwiftUI First Look: Building a Simple Table View App
WWDC 2019 was one of the more exciting keynotes in terms of advancements in developer tools. One of the biggest and the best announcements was the release of SwiftUI. SwiftUI is a brand new framework that allows you to design and...
RESTful API Tutorial: How to Upload Files to a Server
Welcome to a new, hopefully exciting tutorial! In a previous post I showed to you the process of creating a custom class that manages web requests and RESTful APIs. Today, we will keep building on it, as I would like to focus on...
Advanced Animations with UIViewPropertyAnimator
Animations are cool. They are an important part of iOS Human Interface Guidelines. Animations help you to draw user’s attention to important things or just add some fun to your app. There are few ways to implement animations in...
How to Resolve “Couldn’t instantiate class named WKWebView” Error When Using WebKit
I got a question from a reader about the following error when using WKWebView in storyboard: Could not instantiate class named WKWebView because no class named WKWebView was found; the class needs to be defined in source code or...
How USDZ Enables New Experiences for ARKit
At WWDC 2018, Apple announced various improvements to its support for Augmented Reality experiences and one of those was the support of a new file format, USDZ. USDZ enables new experiences and adds new ways in which users can...
macOS Programming Tutorial: Working with Custom Views and Cocoa Controls
Great apps have great user interfaces, and chances to build a great interface entirely inside the views of the view controllers in the storyboard file(s) are small. Usually, complex views are being designed in separate Xib...
How to Add Apple Pencil Support to your iPad Apps
In October 2018, Apple announced the brand new iPad Pro and the all-new Apple Pencil 2.0. Unlike the previous generation of the Apple Pencil, this utensil offers developers some extra fun APIs to play around with in order to...