nsset

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Will [NSSet allObjects] return an array with the same order each time?

I have a list of custom objects being returned from a .NET WebService and am storing them using a To-Many relationship from the parent enitity with Core Data.[详细]

2023-01-18 12:43 分类：问答
Getting an object from an NSSet

If you can\'t get an object with obje开发者_StackOverflow社区ctAtIndex: from an NSSet then how do you retrieve objects?There are several use cases for a set.You could enumerate through (e.g. with enum[详细]

2023-01-18 07:39 分类：问答
Reducing an array of objects to unique objects based on attributes

Ok. I have an array with multiple objects populated by my core data stack . Lets say each object has a name, startdate, enddate and amount attribute associated with them[详细]

2023-01-14 11:29 分类：问答
How to search an NSSet or NSArray for an object which has an specific value for an specific property?

How to search an NSSet or NSArray for an object which has an specific value for an specific property?[详细]

2023-01-04 05:36 分类：问答
Subclassing/extending NSMutabelSet?

Is it possible to to subclass NSMutableSet? I need to do this in order to not retain objects contained in this set. The purpose todo that is to make an set of observers and those do not need to be ret[详细]

2023-01-04 02:51 分类：问答
Problem with CoreData and accessing relationships : request for member in something not a structure or union

I have a question regarding a rather advanced DataModel which I would like to use with CoreData. Before I get into details about what I did so far, I will describe what I want to do.[详细]

2023-01-02 12:23 分类：问答
Problems with NSSet (remove object and iterate)

I am currently working on a project that uses CoreData and relations are using NSSet. I have currently 2 problems :[详细]

2023-01-02 01:06 分类：问答
displaying in a UITableView CoreData objects ordered in a Set

I have difficulties displaying objects coming from CoreData in a tableView. I have 2 sorts of entities : Sample and SampleList. What is important to know is that a SampleList has an attribute sampleSe[详细]

2022-12-31 19:24 分类：问答
NSPredicates with custom objects

I have the following problem and I cannot figure out how to solve it. I have an NSSet which contains Person objects (NSDictionary with 2 keys: name, age).开发者_如何转开发 From time to time I get an N[详细]

2022-12-25 23:21 分类：问答
NSSet to NSData, then back out again, for GameKit?

I\'m trying to do some image edit syncing between two of the same app running on differe开发者_开发问答nt iPhones. I would like to send an NSSet * from one device to another (which I imagine involves[详细]

2022-12-24 14:54 分类：问答