Holko.pl

Hi! I'm Arek Holko. I build iOS apps for others and as an indie developer. I write mostly about iOS development. More about me.

Recent Articles

Introducing IBAnalyzer

I'm happy to announce the release of my new tool called IBAnalyzer. Its aim is to allow you to catch common xib and storyboard-related issues without running an app or writing unit tests.

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Imagining Dependency Injection via Initializer with Storyboards

Storyboards, both their good and bad parts, are something I already analyzed in the past. To recap, they just don’t feel like the first class citizen in the Swift world. Third party tools can help but only with some of the issues, e.g. SwiftGen allows us to minimize the usage of “stringly typed” APIs.

At the end of the day though storyboards can be completely fixed only by Apple. So, let’s see how Apple could improve the biggest pain point there is – the lack of dependency injection via initializer.

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Speeding up Development Build Times With Conditional dSYM Generation

Are you a user of a 3rd party crash reporting service, like Crashlytics or HockeyApp, who wants to speed up simulator builds? I've got just the right not-so-weird trick for you today.

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Introducing EmojiTextView

I'm happy to announce the release of my newest open source project: EmojiTextView. iOS 10 came up with a bag of great features. One that I really liked was an easy way to replace text with emojis in Messages.app. That's what I tried to recreate with EmojiTextView.

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Popping into UIViewPropertyAnimator

I spent some time today tinkering with UIViewPropertyAnimator. It's a new class for performing animations in UIKit, just introduced in iOS 10. I've noticed a few things not covered in the WWDC session that I think are quite interesting.

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