WWDC Community: Learning and sharing together. Contribute to twostraws/wwdc development by creating an account on GitHub.

Configuring and testing In-app purchases is one of the most annoying, but most critical steps of building iOS apps. Apple just made the process a whole lot easier with fantastic new features announced at WWDC 2020!

I have been waiting for this day for the last nine months, and it has finally arrived. We saw the next iteration of the SwiftUI framework. Apple did a great job during the last year by improving SwiftUI and moving it towards by making it a standalone way…

WWDC20 brought a lot of new features into SwiftUI that I will discuss on my blog during the next weeks. Today I would like to start with the main additions to SwiftUI data flow with the brand new @StateObject, @AppStorage, @SceneStorage, and @ScaledMetric…

If you thought UIKit was getting pushed to the side with the rise of SwiftUI, you were wrong. There's a lot that's new, improved or revamped - let's take a look.

In this Server-Side Swift tutorial you will learn how to setup MongoDB and use MongoKitten to run basic queries, build Aggregate Pipelines and store files with GridFS.

I recently started the adventure of building PSPDFKit with the Swift trunk development snapshot. I did this both in order to verify a fix for the SR-12933 LLDB debugging issue and to be better prepared for the Xcode 12 release at WWDC.

You must have come across @objc and dynamic keyword while coding in Swift. Compiler gives error if you are not using @objc when it is…

WidgetKit is a framework for Apple platforms, that allows you to create widgets for iOS, iPadOS and macOS. Widgets needs to be written in Swift and SwiftUI.

A friend of mine was having a problem with a generic function they’d written. I’ve simplified it quite a bit to post, but the essence was:
func foo<T>(_ n: T) -> T where T: Numeric { return n * (4 as! T) } They could call it with an Int just fine, but when…

Learn about new improvements introduced to the UIMenu APIs starting on iOS/iPadOS 14

Let’s take a look at one possible venue for learning and exploring SwiftUI without having to necessarily deploy it directly into production — by building internal tools and various prototypes.

One of iOS 14’s most exciting changes for both users and developers will undoubtedly be it’s addition of widgets for quick access to…

Packed Sessions, hands-on labs, and a look forward to next year

A look at what has changed in Apple’s machine learning APIs for iOS and macOS

The <code>as</code> and <code>as?</code> operators in Swift are more different than their similar names suggest.

This week I decided to share as much as I can about data flow in SwiftUI. In this post, we will discuss the difference between @StateObject, @EnvironmentObject, and @ObservedObject property wrappers. I know that this is the most confusing topic in SwiftUI…

Exploring iOS, SwiftUI & much more.

Learn how to leverage the new Dictionary.init(grouping:by:) initializer to group array elements into a dictionary with just 1 line of code.