iOS 8: Core Data and Asynchronous Fetching | Envato Tuts+In the previous article about iOS 8 and Core Data, we discussed batch updates. Batch updates aren't the only new API in town. As of iOS 8 and OS X Yosemite, it's possible to asynchronously fetch data. In this tutorial, we'll take a closer look at how to implement asynchronous fetching and in what situations your application can benefit from this new API. 1. The Problem Like batch updates, asynchro
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