Swift
Learn more and get better in Swift using this list of Swift blog posts, tutorials, tips, and tricks.
Actors in Swift: how to use and prevent data races
Swift Actors are new in Swift 5.5 and are part of the big concurrency changes at WWDC 2021. Before actors, ...
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Improve discoverability using Static Member Lookup in Generic Contexts
Static Member Lookup is extended to Generic Contexts since the release of SE-0299. It might seem to be a minor ...
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Presenting sheets with UIKit using a UISheetPresentationController
WWDC 2021 introduced iOS 15 with many API changes, including improvements to presenting sheets in UIKit with the new UISheetPresentationController ...
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Swift Jobs: How to make the right career move
Swift jobs are something we're all interested in. Companies are hiring remotely more than ever since everybody is working from ...
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Fileprivate vs private in Swift: The differences explained
Fileprivate and private are part of the access control modifiers in Swift. These keywords, together with internal, public, and open, ...
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Property Wrappers in Swift explained with code examples
Property Wrappers in Swift allow you to extract common logic in a distinct wrapper object. Since the introduction during WWDC ...
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URLSession: Common pitfalls with background download & upload tasks
URLSession enables you to download and upload files while the app is in the background. Basic instructions to get it ...
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NSPredicate based XCTestExpectations for conditional checks
NSPredicate allows us to write predicates for validating a certain outcome. They're often used combined with Core Data fetch requests ...
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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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How to test optionals in Swift with XCTest
Optionals types in Swift either have a value or not, and there are several ways to test optionals using the ...
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How to use the rethrows keyword in Swift
Rethrows in Swift allows forwarding a thrown error by a given function parameter. It's used a lot in methods like ...
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How to use @autoclosure in Swift to improve performance
@autoclosure in Swift is a type of closure that allows to omit braces and make it look like a normal ...
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