Tag: Computer Vision

One week closer to WWDC (we're even considering taking a break for good reads on WWDC week). But we still have more than a month for weekends filled with great articles.

• Let's start with nice recap on Swift 5.8 by Sarun W. – What's New in Swift 5.8;
  
  
• And also another one for those who has to use Rosetta during development – How to Open using Rosetta in Xcode 14.3;
  
  
• Natascha Fadeeva guides on QR code scanning with VisionKit – How to scan QR codes with VisionKit for iOS;
  
  
• Homage to Objective-C approach to Bool type – Converting A Swift String To A Bool by Keith Harrison;
  
  
• Majid Jabrayilov covers Canvas drawing in SwiftUI – Mastering Canvas in SwiftUI;
  
  
• Auto-updating macOS apps without App Store via Sparkle is explained in Sparkle by Sarah Reichelt;
  
  
• Lee Kah Seng deals with sensitive information in widgets – How to Create Custom Redacted Effects on Widgets?;
  
  
• Unit testing async/await Swift code by Antoine van der Lee covers important aspects of unit testing in structured concurrency world;
  
  
• Coincidentally Donny Wals provides good review on Tasks in Swift – Understanding unstructured and detached tasks in Swift;
  
  
• Leonardo Maia Pugliese covers one of the important aspects of maintainable code – Cyclomatic Complexity in Swift: Understanding How it Affect Your Code Quality;
  
  
• Okay, Copilot is now works in Xcode – Christian Tietze proves in in Copilot for Xcode Works Okay.

And finishing with great book available for free – Make Something Wonderful – Steve Jobs in his own words (also available in Apple Books). Book provides new perspective to Steve Jobs and is very inspirational.

See you next week!

Weekend is coming with several great reads this time. Let's dive in!

• Point-Free Pointers finish their SwiftUI cycle – Modern SwiftUI: Parent-child communication, Modern SwiftUI: Identified arrays, Modern SwiftUI: State-driven navigation, Modern SwiftUI: Dependencies, Modern SwiftUI: Testing;
  
  
• Jaanus Kase covers aspects of iCloud encryption in CloudKit – What Advanced Data Protection for iCloud means for Tact and other apps that use CloudKit;
  
  
• David Smith is continuing his design series – DND 18: Creating Custom SF Symbols and DND 19: Designing for Smaller Dynamic Type Sizes;
  
  
• SwiftUI View's internals covered by Chris Eidhof – Variadic Views;
  
  
• Natalia Panferova covers ShareLink customizations in SwiftUI – Customize ShareLink appearance with view modifiers;
  
  
• Krzysztof Zabłocki continues his article on widget architecture – Widget Architecture - Part 2;
  
  
• A Less Evil NotificationCenter? by Jordan Morgan proposes an approach on better usage of NotificationCenter in SwiftUI;
  
  
• Natascha Fadeeva provides good guide on keychain – Developer guide on keychain for iOS;
  
  
• How To Speed Up Swift By Ordering Conformances by Noah Martin explains how Swift protocol conformances impact app launch time;
  
  
• Majid Jabrayilov continues his series on charts – Mastering charts in SwiftUI. Custom Marks.;
  
  
• Swift Package String Localization by Keith Harrison guides through details of providing localized resources in Swift packages;
  
  
• Leonardo Maia Pugliese explains how to deal with nested ObservableObject's in SwiftUI – The Nested Observables Problem in SwiftUI;
  
  
• Iterating over web socket messages with async / await in Swift by Donny Wals guides through structured concurrency usage with sockets;
  
  
• Two great articles by Marco Eidinger: minimizing device backup size – Prevent your app's files from being included in iCloud Backup and money-saving advice for GitHub Actions – Save money when using GitHub Actions for iOS CI/CD;
  
  
• New Scanning and Text Capabilities with VisionKit by Warren Burton covers on-device image recognition tools in VisionKit framework;
  
  
• Antoine van der Lee advices on how to simplify testing of push notifications – Testing push notifications on the iOS simulator;
  
  
• And finishing with two articles by Douglas Hill – NSPredicate: an old API with new surprises and Using JavaScript in a Swift app.

This is a lot for a weekend, so choose wisely. :)

As you could see, there was a delay with good reads for Apple developers. Let's recap most of the good articles for these weeks. This would be long list of reads for the following week, not a weekend.

Let's dive in.

Good reads for Apple developers is back! This would be a long weekend – we have some much to catch up with.

• Cascading Environment actions in SwiftUI by Magnus Jensen shows how to use Environment to pass actions to views;
  
  
• Interesting take on Java Script injection in Web Views by Lee Kah Seng – Injecting JavaScript Into Web View In iOS;
  
  
• How to customize automatic synthesizing Codable for enums with associated values by Sarun W. digs into customization points for Codable;
  
  
• Continuing Codable improvements with Encoding and decoding references to other types with Codable by Guilherme Rambo;
  
  
• Majid Jabrayilov digs into SwiftUI architecture approaches – Microapps architecture in Swift. SPM basics.;
  
  
• Unobtrusive runtime warnings for libraries by Point-Free covers interesting aspect of showing runtime warnings;
  
  
• Noah Martin covers performance implications of protocol checking via as? – The Surprising Cost of Protocol Conformances in Swift;
  
  
• A guide to NSButton styles by Kuba Suder is VERY detailed guide on macOS buttons;
  
  
• Natascha Fadeeva publishes Public-key cryptography with CryptoKit for iOS with basics on cryptography using CryptoKit;
  
  
• John Sundell covers great API design tips in Creating Combine-compatible versions of async/await-based APIs;
  
  
• Vision Tutorial for iOS: What’s New With Face Detection? by Tom Elliott digs into iOS computer vision framework.

Have a nice weekend!

Apple publishes detailed article explaining machine learning improvements in Photos app. In iOS 15 Photos app now can detect people with partially obscured faces.

This is done by combining face data with upper body information. This leads to better detection of people while still running on user's device.