Combine

All Swift Combine related blog posts to teach you everything you need about using this functional reactive programming framework from Apple.

PassthroughSubject vs. CurrentValueSubject explained

PassthroughSubject and CurrentValueSubject are two types from the Combine framework that conforms to the Subject protocol. Both are very similar ...
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  •  4 min read Combine

How to observe NSManagedObject changes in Core Data using Combine

Observing changes in Core Data NSManagedObject instances with Combine publishers can be a great solution to keep your user interface ...
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  •  3 min read CombineCore Data

Getting started with the Combine framework in Swift

Combine was introduced as a new framework by Apple at WWDC 2019. The framework provides a declarative Swift API for ...
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  •  9 min read CombineSwift

Error handling in Combine explained with code examples

Once you get started with Combine you'll quickly run into error handling issues. Each Combine stream receives either a value ...
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  •  4 min read CombineSwift

Combine debugging using operators in Swift

Combine debugging can be hard with long stack traces which don't help at all. Asynchronous callbacks follow up on each ...
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  •  4 min read CombineDebuggingSwift

Creating a custom Combine Publisher to extend UIKit

A Custom Combine Publisher can add missing functionalities to UIKit elements you use every day. A lot of boilerplate code ...
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  •  4 min read CombineSwift

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