foundation

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Adding an object at a specific index of an NSMutableArray

How can an object be added at a spec开发者_运维百科ific index of an NSMutableArray? How is an object added to the front of the array?[myMutableArray insertObject:myObject atIndex:42];[详细]

2023-02-13 15:08 分类：问答
Should I use NSNumber instead of basic C number types?

What is the benefit of using NSNumber from Founda开发者_开发知识库tion Framework instead of basic C types (int, float, double)?[详细]

2023-02-11 19:00 分类：问答
NSNumberFormatter currency negative number

My current code is NSNumberFormatter *f = [[[NSNumberFormatter alloc] init] autorelease]; [f setNumberStyle:NSNumberFormatterCurrencyStyle];[详细]

2023-02-10 02:09 分类：问答
Encountering One-off Issue Integrating Dropbox SDK?

I have downloaded the Dropbox API for Objective-C/iOS devices, and I am able to successfully build and run the DBRoulette application.[详细]

2023-02-07 11:50 分类：问答
Foundation Medicine 是家怎样的公司？？

M29****0920 2021-07-27 06:39 Foundation Medicine是一帮科研医生建立的，这帮人曾经在做科研工作，就是楼主所说的癌症全基因组测序技术，乔布斯是第一个体验的，但乔布斯死后，他们就离开了开发者_运维知识库[详细]

2023-02-06 16:42 分类：问答
How to delete the contents of the Documents directory (and not the Documents directory itself)?

I want to delete all the files and directories contained in the Documents directory. I believe using [fileManager removeItemAtPath:documentsDirectoryPath error:nil]method would remove the documents[详细]

2023-02-05 13:37 分类：问答
Apple mailing list for Core Foundation

There seems to be lists for most things Apple related (Cocoa, CoreAudio etc) but I couldn\'t find a CoreFoundation mailing list.Which is the best mailing list for posting CoreFoundati开发者_运维问答on[详细]

2023-01-31 08:37 分类：问答
Can I add the same object to two different arrays?

Is this valid: NSObject anObject = [[NSObject alloc] init]; [array1 addObject:anObject]; [array2 addObject:anObject];[详细]

2023-01-24 09:53 分类：问答
How can I implement chunked http requests on iPhone?

Currently I\'m try开发者_运维百科ing to use a NSMutableURLRequest, setting the HTTPBody to a custom written NSInputStream of mine that provides this chunks.[详细]

2023-01-23 12:21 分类：问答
Simple Objective-C over-release that *should* crash is not crashing. Why?

Either my debugger is broken or there\'s something fundamental that I am not understanding. I have some very basic code in a very basic command line program that should crash. However, it is not cras[详细]

2023-01-23 07:54 分类：问答