Blog posts with swift tag

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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Flutter vs SwiftUI: A simple comparison

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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How I solved a Segmented Control design problem in iOS 13

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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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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Unwinding to a previous Controller in a Swift mobile app with VIPER

In this quick tutorial I’d like to show you how I manage unwinding views in mobile apps built with Swift by using VIPER design pattern. This simple trick can help you especially when you’re used to traditional MVC Storyboard’s segues.

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How to get started with SwiftUI?

Declarative syntax, real-time preview, drag and drop - learn about the features of SwiftUI, Apple's new framework for UI design!

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Three ways of adding Gaussian blur to your Swift mobile app’s UIView

Adding Gaussian blur to the UIView of your mobile application can improve its user experience a lot. Let me show you three simple ways to apply this popular visual effect in Swift.

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Mobile app development: React Native vs Native

Thinking about reaching new customers with a mobile app and wondering which technology to choose? We examine the differences between cross-platform mobile app development with React Native and native development for Android and iOS.

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What I've learned switching from MVC to VIPER

As an iOS developer, you certainly know that the basic programming architecture for Xcode is MVC - Model-View-Controller. But is MVC really the best way to make mobile apps? I checked out by giving the VIPER design pattern a try. Look what I found out.

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How to make an Xcode cleaner app for macOS

In one of the previous tutorials, I was showing how to make a simple AppleScript that would clear cache generated by an Xcode app. This time we’ll make a macOS app that will mostly do the same, but we are going to add more features. Let’s face the challenge and take a look at the code!

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Simple AppleScript app for clean Xcode

Clean temporary and unwanted files from Xcode with your own AppleScript app.

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How to make a reusable Activity Indicator with Swift

Spinners let people know that your app isn't frozen while loading content. Check out how to make one that can be used on many views and storyboards.

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How To Do A Simple Calendar And Date Picker in Swift - Tutorial

In this post I’d like to show you how to make a very simple calendar picker - using class UICollectionView. Why? Sometimes default UIDatePicker isn’t sufficient enough. For example, when you need horizontal date picker or when there is no place for the standard date picker. OK, let’s see how to do it.

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Unusual ways to learn Swift programming

How to make time if you are too busy? Find out some ideas how you can help yourself with learning Swift if you don’t have enough time. Or, if you want to improve your skills in a train, plane, break between lessons, etc.

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How to group values by the Core Data attribute

Core Data is a powerful database for iOS and MacOS. It allows you to store information on device and - of course - read them. For small and bigger projects Core Data is a great solution. Especially that Core Data contains "magical" features as fetching, sorting or summing values.

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