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Overview
Recently published. In Swift, the @MainActor attribute can be used to associate a given type, function, or value with the global main actor, which essentially makes any such code operate on the enclosing app's main thread.
News
The power of key paths in Swift
Swift keeps gaining more and more features that are more dynamic in nature, while still retaining its focus on type safe code. This week, let's take a look at how key paths in Swift work, and some of the cool and powerful things they can let us do.
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Swift protocols and the main actor
In Swift, the @MainActor attribute can be used to associate a given type, function, or value with the global main actor, which essentially makes any such code operate on the enclosing app's main thread. That's incredibly useful for things like UI-related
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Building a design system at Genius Scan
As an app's code base grows and evolves, it can be really tricky to maintain consistency within its UI. It's easy for things like margins and padding, or colors and fonts, to start diverging, as different developers might use different values within each
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Deciding between 'let' and 'var' for Swift struct properties
When declaring a Swift property, we use either the let or var keyword depending on whether we want our new property to be read-only once assigned through the enclosing type's initializer, or whether we want to allow the property to be mutated and re-assig
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Decoding Swift types that require additional data
Swift's Codable API - which consists of the Encodable protocol for encoding, and Decodable for decoding - offers a powerful, built-in mechanism for converting native Swift types to and from a serialized format, such as JSON. Thanks to its integration with
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