nsobject_开发者

How can I retrieve an object from NSDictionary to set up table

I guys, I am fighting with a problem since some days and wanted to get your assistance. I have an RSS file on a server which gets parsed normally. Basically it\'s about shows, concerts, gigs of a band[详细]

2023-02-10 22:33 分类：问答

Runtime class creation in iPhone

I need to split my job with my partner for designing game stages, and we badly need to use plist. So, say I have 20 different types of classes from which I need to dynamically instantiate objects in r[详细]

2023-02-10 09:30 分类：问答

how to implement import/exporting files to the app?

my goals (this is for training purpose): User can create(50%DONE)/edit/delete/view a created Quiz! The Quiz has a name, desc, type, ... (DONE) and an array with objects like this:@\"Question:Answer[详细]

2023-02-08 23:15 分类：问答

returning an NSObject - bad exec

I\'ve been struggling with a problem that I hope someone can help me with. I have Class called \'GameObjectDefinitionTable\', where I set all my object properties, which is in another class called \'[详细]

2023-02-08 06:32 分类：问答

Objective-C Is it safe to overwrite [NSObject initialize]?

Basically, I have the following code (explained here: Objective-C Constants in Protocol) // MyProtocol.m[详细]

2023-02-04 13:37 分类：问答

ios convert int to NSObject

in my function I have a parameter of NSObject* type, to allow to pass NSString, NSDate, etc.. and intenally do something...[详细]

2023-02-04 06:28 分类：问答

Adding context to a UI control or NSObject

It\'s great to be able to addTarget on a UIButton.I only wish there was some sneaky way I could attach state to the U开发者_开发技巧IButton so that when the target method is invoked, I could magically[详细]

2023-02-02 23:07 分类：问答

getting EXC_BAD_ACCESS in Accessing Object in SubView

Maybe a very basic problem, but i don\'t get it ... I\'ve written my own class for having Data as an Object in my iPhone app. The class is of Type NSObject. The Class has several NSString propertys a[详细]

2023-01-31 02:27 分类：问答

performSelector won't pass object to the selector

I have an NSSet-object that I want to pass in a performSelector-call: NSSet *myNSSetOb开发者_如何学Pythonject = [self getSet];[详细]

2023-01-28 08:24 分类：问答

Do all objects occupy similar amounts of memory? Objective-c

If I ma开发者_StackOverflowke my object a subclass of UIViewController, does it use substantially more memory than if it is a subclass of NSObject? A ballpark figure for how much more overhead is used[详细]

2023-01-27 04:56 分类：问答