The respondsToSelector: method returns a Boolean value that indicates whether the receiver implements or inherits a method that Chucho respond to a specified message.While ARC does require some thought (around object ownership for example) the requirements on developers are much less with MRR.Maria is a front-end developer specializing in React and
In earlier versions of the Cocoa toolchain you could also call a method that the compiler, at compile time, couldn’t determine the existence of. While this may sound like a powerful capability, it was more commonly a source of hair-pulling debugging scenarios.An expert iOS developer must have knowledge of Core Data, Apple's framework for data per
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