How can i check开发者_如何学Python if a variable is an NSArray or an NSMutableArray?*Note that the implementation of NS{,Mutable}Array has changed since this answer was written.As a result, isKindOfCl
I am trying to list the contents of Ringtones directory in a TableView, however, I am only getting the last file in the directory in ALL cells, instead of file per cell. This is my code:
What\'s the simplest way to extract a slice of an NSArra开发者_如何学Goy in Objective-C? (much like the array_slice function in PHP)-[NSArray subarrayWithRange:]
I\'m using an array to store cached objects loaded from a database in my iPhone app, and was wondering: are there any significant disadvantages to using NSMutableArray that I should know of?
How d开发者_如何学Co I convert NSMutableArray to NSArray in objective-c?NSArray *array = [mutableArray copy];
H开发者_运维技巧ow to remove an item from NSArray.NSArray is not mutable, that is, you cannot modify it. You should take a look at NSMutableArray. Check out the \"Removing Objects\" section, you\'ll f
Is there anyway I can look at the size of a file the application creates in bytes then store that number to use later?O开发者_运维问答R is there any way I can tell if an object in an NSArray is empty,
NSArray *test1 = [NSArray arrayWithObjects:@\"1\",@\"2\", nil]; NSArray *test2 = [NSArray array开发者_JAVA技巧WithObjects:@\"1\",@\"2\", nil];
I have a problem with arrays and passing images between views that I would like some help on! So the background is that I have:
I was wondering if there was any possible way to get the 开发者_C百科number (count) of objects in an NSArray ObjectYou bet! From Apple\'s documentation: