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The car of the future is shared and driven by software

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Hey Siri, how do I start a conversation with someone with a disability?

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CES 2017: Health and Accessibility

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NSNumber type at runtime

Guides | Tutorial By 5 years ago

In Objective-C most things that get passed around inherit from NSObject. Because of this when you want to add a primative type to an array or dictionary you need to wrap it in an NSObject, usually an NSNumber. If you have specifically set an NSNumber's value/type you can easily just use intValue, floatValue etc etc to pull out which ever type you put back in, but how do you know which type should be pulled out if your code is dynamic and uses any type of NSNumber.