nsarray

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NSArray index of last object discrepancy

Below is an example containing two arrays that return different indices for their lastObject. NSMu开发者_开发知识库tableArray *ary0 = [[NSMutableArray alloc] initWithArray:[NSArray arrayWithObjects:[详细]

2023-03-29 19:12 分类：问答
How to get index in an mutable array?

I know indexOfObject could return th开发者_C百科e index of the element in an array, but I check this method is an NSArray method rather than an NSMutableArray method, and the element in my array is ob[详细]

2023-03-29 15:46 分类：问答
Why does item in plist gets overwritten?

I am trying to add a new item to my plist. However, it gets overwritten every time i press save: -(IBAction)save:(id)sender {[详细]

2023-03-29 14:28 分类：问答
Beautify NSLog of NSArray & NSDictionary

I\'m dealing with deeply nested NSArray\'s and NSDictionary\'s and it\'s very time开发者_如何学Python consuming to say the least. [data objectatindex:0] valueForKey:@\"blah\"] etc etc[详细]

2023-03-29 12:13 分类：问答
Is this a right and most efficient way to remove blank string from NSArray?

Is this a right and most efficient way to remove blank string from NSArray? int main(int argc, char *argv[])[详细]

2023-03-29 10:47 分类：问答
Issue accessing member property of a class that is a property of another class

Here\'s the first class: @interface ClassA : NSObject { NSMutableArray* array1; NSArray* array2; } @property (nonatomic, assign)NSMutableArray* array1;[详细]

2023-03-29 02:26 分类：问答
First three items of of NSArray into an NSString?

What would be the most efficient way of turning the first three objects (or 1 or 2 if that\'s how big the array is) of an array, into a string, which is comma-separated. I\'ve got a feeling there is a[详细]

2023-03-28 19:09 分类：问答
Core Data With NSData Attribute

I am working on a Core Databased iOS application , in which i stored an array strings in coredata as NSData(binary data).[详细]

2023-03-28 17:58 分类：问答
How to refer to an object in a NSDictionary that is in a NSArray

W开发者_开发知识库hen I NSLog the array I get this: ( { content = \"content a\"; id = 452069; timestamp = 1313341470;[详细]

2023-03-28 17:52 分类：问答
Get all keys of an NSDictionary as an NSArray

Is it possi开发者_JAVA百科ble to get all the keys from a specific NSDictionary as a seperate NSArray?Just use[详细]

2023-03-28 13:30 分类：问答