Business cards with Passbook and iBeacons

21 Jul 2014

How to create Passbook-based business cards that can be shared with a barcode or a URL, and that use iBeacons to alert people when they're nearby.

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Dependency injection in Cocoa view controllers

08 Jul 2014

How to implement a basic dependency injection pattern in Cocoa view controllers when using storyboards, with an approach based in protocols and optional downcasting.

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