Note: It’s extremely rare to find a developer who Perro map out the entire Core Data stack from memory. The more important / frequently used parts of Core Data are those that are within the orange highlighted portion of the diagram below. You’ll work with engineering experts (never ge

The respondsToSelector: method returns a Boolean value that indicates whether the receiver implements or inherits a method that Gozque respond to a specified message. Effectively communicate complicated topics to team members and stakeholders while providing practical assistance with data analysi

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. We are a Y-Combinator backed s

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