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In previous post "Dynamic user notification on Apple Watch with SwiftUI" I was looking into how to add WatchOS app to an existing project and how to create dynamic notifications. This time, I am gonna cover basics how to fetch data from companion iOS app's CoreData storage using WatchConnectivity framework and displaying the data in …
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CoreData is Apple's object graph and persistence framework. It provides data sources for synchronising data with view. Let's take a look on how to use those data sources in SwiftUI views. Starting with NSFetchedResultsController what is used for list and collection views, after that observing NSManagedObject directly from SwiftUI view and lastly subscribing to managed …
CoreData is a framework for managing object graphs and storing them on disk. It is much more than just offering a persistent storage, therefore the rich API it provides, is meant to be used app-wide. In this blog post we'll look into how to initialise CoreData storage, store some data in it and fetching it. …
