reference_开发者

deep copy of object which hold references to other objects

I have a \"sum\" class which holds two references to existing ints (say). I want to create a \"copy\" method which deep copies the ints. I thought I would never have to manually delete objects in my c[详细]

2023-04-13 09:46 分类：问答

Is there an AJAX reference? What does ajaxSubmit() do? Is it built into jQuery?

The question pretty much says it all.I\'m trying to create a submission form where users can add information to their profile, updating the MySQL database, without page refresh.For example, I want use[详细]

2023-04-13 03:24 分类：问答

C++: Any great difference in _implementation_ of the reference and the pointer

I caught that I use references not understanding开发者_Python百科 how they really work (that\'s why I use them not so often).[详细]

2023-04-12 23:40 分类：问答

vector of pointers

If I have a definition in a class header such as this: vector<baddie*> baddies; which I then initialise in the constructor like this:[详细]

2023-04-12 23:31 分类：问答

Find orhphaned DBRef in collection

Is there any easy way to find orphaned references in query? I\'ve got a collection of elements hav开发者_StackOverflow中文版ing parent reference. After some parents was removed I\'d like to search ele[详细]

2023-04-12 22:05 分类：问答

What's the best way to save movie objects inside other files and associate them with the ones in the actual collection?

I have a collection of Movie objects in a HashSet<Movie>. Movie type has properties such has Name, Year, Length, Genre, etc.[详细]

2023-04-12 20:58 分类：问答

Object reference not set to an instance of an object #100

I know people have asked this before, but it would appear that their solution doesn\'t work for me or I\'m doing something wrong.[详细]

2023-04-12 18:28 分类：问答

iOS: is it better to get reference to a singleton on demand or to keep it?

In my iOS application I have a set of singleton objects which are created by my app delegate when the application starts, and they are meant to be reachable from every view controller of the applicati[详细]

2023-04-12 17:33 分类：问答

Circular References in Web Service Objects

Is it possible to return an object whos refer开发者_StackOverflowences happen to be circular, as in a parent with a list of children who have access to their parent. What is the best way to facilitate[详细]

2023-04-12 16:06 分类：问答