nserror

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Java Exception and Objective C NSError

Is it the same th开发者_JS百科ing or not and is there equivalent to NSError in Java?No. Exception is like NSExceptionIt\'s a similar concept, but you should read this section from the Java Tutorial[详细]

2023-04-02 05:36 分类：问答
Cocoa - NSError description coming from nowhere

I have this piece of code : - (void)connection:(NSURLConnection*)connection didReceiveResponse:(NSURLResponse*)response[详细]

2023-03-25 16:12 分类：问答
Passing Error Delegates Around

I\'m trying to incorporate some sort of error handling into an iOS app. After reading that try/catch blocks aren\'t really good practice, I\'m now looking at the &error output parameter for NSURLC[详细]

2023-03-23 10:42 分类：问答
Multiple release messages cause EXC_BAD_ACCESS crash

First of all i want to start off by saying I\'m kind of a beginner in Objective C and the iPhone world and i\'m really loving it so far, its really interesting.[详细]

2023-03-18 05:12 分类：问答
NSTable loses focus after present:error

I have an NSTableView that lists tags that are stored using Core Data. The default value for a tag is \'untitled\' and I need each tag to beunique, so I have a validation routine that traps empty and[详细]

2023-03-11 06:08 分类：问答
NSErrorDomain for packaging a HTTP result code?

Ther开发者_高级运维e is NSPOSIXErrorDomain for packaging posix errors, NSOSStatusErrorDomain for packaging Carbon errors, etc, etc.[详细]

2023-03-04 19:23 分类：问答
iPhone - NSError reference : constants and code

I\'m searching some precise doc where I 开发者_开发问答can associate an error number to its constant. Let\'s say, for example, I\'m searching the constant of NSError.code = 102. How may I do to find i[详细]

2023-03-02 15:25 分类：问答
Objective-C Exceptions

I have just completed an iPhone app programming course. As part of the course, I saw Objective-C provides exception handling using the @try directive[详细]

2023-02-04 12:22 分类：问答
How can I use NSError in my iPhone App?

I am working on catching errors in my app, and I am looking into using NSError.I am slightly confused about how to u开发者_开发技巧se it, and how to populate it.[详细]

2023-02-03 19:10 分类：问答
How to handle NSFetchedResultsController fetch errors?

This is from the Apple sample code: if (![fetchedResultsController_ performFetch:&error]) { /* Replace this implementation with code to handle the error appropriately.[详细]

2023-02-01 21:40 分类：问答