Swift

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 are something we're all interested in if you're reading my articles more often. Companies are hiring remotely more ...
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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 allow you to extract common logic in a distinct wrapper object. Since the introduction during WWDC ...
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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 allows us to write predicates for validating a certain outcome. They're often used combined with Core Data fetch requests ...
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Combine was introduced as a new framework by Apple at WWDC 2019. The framework provides a declarative Swift API for ...
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Optionals types in Swift either have a value or not, and there are several ways to test optionals using the ...
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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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@autoclosure in Swift is a type of closure that allows to omit braces and make it look like a normal ...
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Lazy collections are similar to a regular collection but change the way how modifiers like map, filter, and reduce are ...
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Variadic parameters make it possible to pass zero or more values of a specific type into a function. It can ...
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