Hi, I'm Sarun — an iOS developer.
On this blog I share my working processes, tip and tricks, tools,
and problems I found along the way.
Latest Post
How to declare a memberwise initializer in a Swift extension
SE-0546 proposes allowing us to declare a struct's memberwise initializer in a same-file extension. Let's see how it works.
Recent Posts | See All
How to fix "The frame rate of your app video preview is too high" error
App Store Connect rejects app preview videos that are recorded at 60 fps. Learn why this happens and how to convert your video to 30 fps.
How to fix app preview wrong resolution error in App Store Connect
App Store Connect only accepts app preview videos with exact resolutions like 886×1920. Learn every accepted size and how to convert your recording to match.
Trending Stories
Hidden Gems
SwiftUI: Explore the new declarative UI framework
How to request users to review your app in SwiftUI
Learn how and when you should ask for a user's review.
Create Button with Rounded Corner Border in SwiftUI
Learn different ways to create a Button with a Rounded corner Border in SwiftUI.
UIKit: Learn the best of both worlds
How to request users to review your app in UIKit
Learn how and when you should ask for a user's review.
How to add a Toolbar in UINavigationController
Learn how easy it is to add a toolbar on a view controller in UIKit.
Built-in symbol animations in UIKit controls
In iOS 17, we can enable symbols animation in UIKit controls using the new property. Let's learn how to do it.
Swift: Learn every aspect of the language
How to break multiple nested loops in Swift
Learn how to break out of the outer loop from the inner loop.
Different ways to map over Dictionary in Swift
Learn how to map function work with Swift dictionary.
How to convert Degrees to Radians in Swift
In this article, we will learn different ways to convert Degrees to Radians in iOS.
Better print for AnyKeyPath in Swift 5.8
Swift 5.8 improve the information that is printed out for a keypath.
Xcode: Learn tips and tricks about the tool
How to fix "dyld: Library not loaded @rpath" error
You probably get this error when you try to add a third-party framework to your project. Let's learn one way to fix it.
Bookmark in Xcode 15
Xcode 15 brings one of the great features of Xcode, the ability to bookmark your code.
Access Images and Colors with Enum in Xcode 15
Xcode 15 can automatically create Swift symbols for your resources without any third party. Let's learn how to do it.
Little big improvements in Xcode 15
Small improvements that make a big difference in day-to-day coding.
Projects
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Apps
I got some apps in the App Store, you can check them out.
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Books
My books on iOS development, including Practical Sign in with Apple.
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Gosh Darn SwiftUI
SwiftUI cheat sheet