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TL;DR – If you have callbacks manipulating object state, you have bugs.
Most modern mobile apps are event driven – location, touch events, network calls, push notifications etc can all trigger app behaviour. Traditional imperative approaches to managing these events are difficult to understand/maintain and are a reliable source of semantic bugs in your app.
ReactiveCocoa is an open source Functional Reactive Programming (FRP) implementation for iOS, and offers a better approach to implementing event-driven code. This presentation will show how to use the new ReactiveCocoa 3 to build better Swift apps.
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