AppCoda Weekly - AppCoda Weekly - Issue #202

AppCoda Weekly - Issue #202

By AppCoda Weekly • Issue #202 • View online

Earlier this week, we released the iOS 14 version of our Beginning iOS Programming with Swift. Along the launch, we are running a special promotion until Nov 30 (23:59PST). The promotion applies to all our Swift and SwiftUI books. You just need to pick a package and enter the discount code BF2020 at checkout to receive an extra discount.

If you want to dive into the Core ML framework and start to learn machine learning, you can also get our Mastering Machine Learning book at $19 only. Again, this promotion ends on Nov 30.

As usual, we collected a lot of great programming tutorials. Spare some time this weekend and learn some new techniques!

Talk soon.

Regards,

Simon

Tutorials

Announcing Beginning iOS 14 Programming with Swift

We just launched our new book “Beginning iOS 14 Programming with Swift” that teaches you how to build a real world app using Xcode 12.

www.appcoda.com • Share

Changing Text In iOS Lottie Animation

In this article learn how to use a Lottie text provider for text replacement. You can also learn how to create a custom text provider.

swiftsenpai.com • Share

Building A Concurrency-Proof Token Refresh Flow In Combine

Take a closer look at concurrency problem and show a solution that should be able to hold up even if you’re hammering it with token refresh requests.

www.donnywals.com • Share

Debugging JSON Data In LLDB

Here is a snippet for an easy way to print JSON in LLDB. Hopefully this saves you some time debugging network responses.

soffes.blog • Share

Multi-Cursor Editing In Xcode

Multi-cursor editing is a hidden gem in Xcode that can save up your coding time. Learn what it is, how to use it, and some use cases.

sarunw.com • Share

10 Tips & Shortcuts You Should Be Using Right Now On Xcode

This post contains a collection of 10 different tips and shortcuts to improve your iOS development using Xcode.

medium.com • Share

Format Phone Numbers Entirely In SwiftUI

Get an introduction to iPhoneNumberField which helps you to format phone numbers entirely in SwiftUI.

itnext.io • Share

Understanding KeyPaths In Swift

KeyPaths are one of the favorite features in Swift, but they can be a bit tricky to understand. This article explores what KeyPaths are, and when you may want to use them.

www.andyibanez.com • Share

Attributed Strings With SwiftUI

In this article explore the challenges and limitations of using Attributed Strings with SwiftUI views.

swiftui-lab.com • Share

SwiftUI And UIKit Interoperability

Take a closer look at how SwiftUI and UIKit can be combined in various ways, starting with how you can bring increasingly complex UIKit-based views and view controllers into the declarative world of SwiftUI.

www.swiftbysundell.com • Share

The Range Operator And SwiftUI’s Layout Engine

This post is specific to Swift the programming language and SwiftUI, Apple’s newest multi-platform UI framework.

rhonabwy.com • Share

How To Bypass The SwiftUI App When Running Unit Tests

See how to make the unit tests of your SwiftUI app safer and faster by preventing them from running the program startup flow. This will avoid all of the launch operations like network requests or reads from the local storage that would affect the global state.

mokacoding.com • Share

Getting Started With SwiftIO

Learn about SwiftIO which is an electronic circuit board that runs Swift on the bare metal. It can control sensors, displays, lights, motors and more.

theswiftdev.com • Share

Data Validation On Insertion, Update, And Deletion In Core Data

Data validation prevents ending up with invalid data in your database. Learn how to validate before insertion, updates, and deletions with these methods.

www.avanderlee.com • Share

Slow Swift Compiler Performance

If you have concerns about slow Swift compilation times the debug flags can give you some hints where to look.

useyourloaf.com • Share

Swift Overloading And @_disfavoredOverload

Function overloading is a powerful tool that enables you to define multiple functions of the same name with different implementations. This article covers how Swift addresses ambiguity and how you can (cautiously) use the @_disfavoredOverload attribute in case of multiple matches.

fivestars.blog • Share

Observing A KVO Compatible Model In SwiftUI And MVVM

Take a look on observing key-value observing (KVO) compatible model objects with Combine framework in SwiftUI view.

augmentedcode.io • Share

MVVM In iOS With SwiftUI (Detailed Example + Pitfalls)

In this analysis of the MVVM pattern in iOS you will learn to structure your SwiftUI apps and avoid the pitfalls of MVVM.

matteomanferdini.com • Share

Adopting The New PHPicker

At this year’s WWDC Apple introduced PHPicker, a view controller that lets users add photos and videos from their photo library to your app. Have a look at what this new picker is about and how you can start using it in your app!

www.kairadiagne.com • Share

Ads/ Sponsored

Mastering SwiftUI

Learn how to build fluid UIs and a real world app with SwiftUI. Dive deep into SwiftUI and learn to develop UI in declarative syntax. You will work with various UI elements including Context Menu, List, ScrollView, etc, and learn how to create complex layouts with Stacks. Now it covers new features in iOS 14 like grid layout and animation. We are going to add more new content to the book. And you will get the new update for free.

www.appcoda.com • Share

UI/ UX

Boost Visual Accessibility By Auto Flipping Text Color

White text on light backgrounds is cancelled. Dynamically change text color based on background color instead. Even Facebook gets this wrong. Do you?

blog.karenying.com • Share

14 Top Mobile App Development Trends In 2020

2020 is expected to become the year of mobile apps. Discover these 14 top mobile app development trends in 2020.

uxplanet.org • Share

Top 10 Chat & Call Mobile Design Inspiration Ideas

Here are ten great chat & call mobile design inspiration ideas for mobile applications.

medium.muz.li • Share

9 Free UX Design Courses That You Can Complete Online

Looking for tips and trick on UX Design? Hackdesign is an easy to follow design courses for creative people that you can complete online.

uxplanet.org • Share

Libraries

SwiftDate

🐔 Toolkit to parse, validate, manipulate, compare and display dates, time & timezones in Swift.

github.com • Share

Periphery 2.0

A tool to identify unused code in Swift projects.

github.com • Share

PredicateKit

PredicateKit allows Swift developers to write expressive and type-safe predicates for CoreData using key-paths, comparisons and logical operators, literal values, and functions.

github.com • Share

MultiSheet

Use multiple sheet modifiers in a SwiftUI View.

github.com • Share