2014/10/15 下午 10:10:31

iphone Programming Glossary: interchangeable

Objective-C: When to call self.myObject vs just calling myObject

http://stackoverflow.com/questions/1332389/objective-c-when-to-call-self-myobject-vs-just-calling-myobject

me in Objective C. When should I call self.myObject vs just calling myObject It seems redundant however they are not interchangeable. Would someone please enlighten me iphone objective c ios xcode self share improve this question If you're just accessing..

unichar and NSString - how interchangeable are these?

http://stackoverflow.com/questions/1354388/unichar-and-nsstring-how-interchangeable-are-these

and NSString how interchangeable are these There is an NSString method characterAtIndex which returns an unichar. unichar characterAtIndex NSUInteger index..

Difference between [NSThread detachNewThreadSelector:] and -performSelectorInBackground

http://stackoverflow.com/questions/2092526/difference-between-nsthread-detachnewthreadselector-and-performselectorinbac

to detachNewThreadSelector . Now I am wondering what the differences are between the two. Are they pretty much interchangeable or are there differences and places where one is superior to the other Thanks iphone cocoa touch share improve this question..

Grand Central Dispatch (GCD) vs. performSelector - need a better explanation

http://stackoverflow.com/questions/5225130/grand-central-dispatch-gcd-vs-performselector-need-a-better-explanation

explanation I've used both GCD and performSelectorOnMainThread waitUntilDone in my apps and tend to think of them as interchangeable that is performSelectorOnMainThread waitUntilDone is an Obj C wrapper to the GCD C syntax. I've been thinking of these two..

what is the difference between Delegate and Notification?

http://stackoverflow.com/questions/5325226/what-is-the-difference-between-delegate-and-notification

and is frequently used novice programmers which can lead to poor architecture. A lot of times these two features are interchangeable but more hardcore developers might scoff at the use of the NSNotificationCenter. Q what is the reason for using id and what..

Need some help understanding transient properties in Core Data

http://stackoverflow.com/questions/7504391/need-some-help-understanding-transient-properties-in-core-data

might get an instance of the hidden _NSFault code classes. From the coders perspective all these different objects are interchangeable. Even if a managed object reports as a fault it will still respond to unmodeled selectors. Accessing any modeled property..

Toll free bridges

http://stackoverflow.com/questions/806115/toll-free-bridges

iphone objective c osx core share improve this question Toll free bridging means that the data structures are interchangeable. It is just as simple as casting that's the toll free part. Anyplace you can use the type on one side of the bridge you..