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Handling Chromecast in Swift: Play and pause controls for iOS apps

Handling Google Cast support in Swift isn’t hard, but Google does not provide enough information on how to cast video or music from your app to Chromecast devices. In this tutorial, I will show you, how to handle it. Without default Google’s ViewControllers, just from your own controls.

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29.03.2021 | Michał Majchrzycki

How to expand an iOS app to tvOS

So you have your iOS app and you want to enjoy its capabilities on tvOS (Apple TV)? You are in the right place. Take a look at my checklist, in which I show you what you need to prepare.

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11.12.2020 | Michał Majchrzycki

iOS 14: Changes in the UIDatePicker

Let's take a look at how the release of iOS 14 changed the UIDatePicker.

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17.11.2020 | Michał Majchrzycki

iOS 14: Introducing SwiftUI GridView

Big changes for GridView (or CollectionView) in iOS 14. Using something more complicated than ListView, at last, is much easier. As of now, we can add columns or rows for Grid View, and, eventually, build more complex apps.

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26.10.2020 | Michał Majchrzycki

iOS 14: Changes in UISearchBar

Curious how to handle the search bar of your mobile application after updating a device to iOS 14? This tutorial is for you.

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18.09.2020 | Michał Majchrzycki

Swift tutorial: Creating a radio button with pure code

Curious how to create a radio button in a mobile application built with Swift, but without using Storyboards? Read this short tutorial.

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13.07.2020 | Michał Majchrzycki

Mobile development: Adding a global button in an iOS app with AppDelegate and SceneDelegate

In this tutorial I’d like to show you how to present UIButton over all visible views in your mobile app. This solution is designed for iOS 13 and newer versions, so it can be implemented in AppDelegate or SceneDelegate.

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26.06.2020 | Michał Majchrzycki

Transparent UISearchBar in iOS 13 or newer

Need a couple of tips on UISearchBar in iOS 13+ mobile apps? Here they are!

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20.05.2020 | Michał Majchrzycki

Tutorial: UITextField with secure text, but with no KeyChain access

In this short tutorial, I’d like to show you how to implement secured elements to UITextField, though a bit differently than usual. I mean, without accessing KeyChain and shared passwords in iOS (or even macOS).

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30.04.2020 | Michał Majchrzycki

Tutorial: Convert Images to Grayscale in Swift

Apple provides a few ways of image grayscale conversion or applying grayscale on UIViews, but their results may vary. First, you should decide what you want to use it for and how it should work.

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25.03.2020 | Michał Majchrzycki

Should you ditch Storyboards for SwiftUI? That's what I did

Is leaving Storyboards for SwiftUI right? In this article, I am explaining it is. Although the framework is still immature, iOS developers should already think of making a switch. Here's why.

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20.01.2020 | Michał Majchrzycki

SwiftUI cons: Why I don't use it in production

After several months of trying SwiftUI in my apps, I decided to list some concerns which keep me away from using it in production. Even if you're hyper-optimistic about it, it's still healthy to know its downsides and potential drawbacks it may cause in the work of a mobile developer.

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4.12.2019 | Michał Majchrzycki

Mobile app development: Using delegates and blocks in VIPER

When to use delegates and protocols for data requesting, and when do blocks do the trick in VIPER-based mobile development? Let's examine both instances in this tutorial!

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28.11.2019 | Michał Majchrzycki

SwiftUI vs Flutter: A Simple Comparison Between Frameworks

After some experience with both SwiftUI and Flutter, let's examine both mobile development frameworks in terms of development speed, clarity and maturity!

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23.10.2019 | Michał Majchrzycki

iOS 13 Segmented Control. How to Solve the Design Problem?

So iOS 13 is here. A lot has changed in Xcode (universal apps) and Swift (Swift UI). Some changes require more love from a developer's perspective, especially if you already have apps in AppStore. My problem with iOS 13 was displaying Segmented Control. Read on if you want to learn more about my case.

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21.08.2019 | Michał Majchrzycki

The curious case of the 24-hour time format in Swift

Recently, I have found out how time formats on iOS devices can impact the ones inside a mobile app. Let's see how to make an application always display the 24-hour format regardless of your iPhone's or iPad's settings.

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