I am trying to create a generic \"BlockController\", where I set a block property to SOMEBLOCK. Then I can call that block on a BlockController update method, passing in properties from the BlockContr
If I have an NSArray of custom objects (in this case Core Data objects), how would I put all the items of a particular attribute in another NSArray. Is there a way I can use blocks?
In my application, I let a progress indicator starts animation before I send a HTTP request. The completion handler is defined in a block. After I get the response data, I hide the 开发者_JAVA技巧prog
The following code crashes, since the contents of sentence go away when the final block exits. #import <Foundation/Foundation.h>
As far as I understand a Block acts like an object, in that you can send copy or release messages to it, e.g:
I am seeing some 开发者_Python百科strange behavior with Objective-C blocks in a large project. Everywhere that there is a Block property that is defined as copy, there is a crash when the app attempts
up until now I used the begin/commit method to switch between views. Going this way it was easily possible to \"combine\" two or more views to be inserted on top at the same time. In my case it\'s a c
I was exploring C++0x to开发者_JAVA百科day, and I encountered the new lambda feature. My question is how are these different (in terms of use) from blocks and why might one prefer one over the other?
I have a sorting comparator which I need to use in a few different ViewControllers so I\'m trying to keep it in a separate file. I\'ve read I should be able to put the sorting block in a separate file
I\'m trying the following: Whenever an OAuth token changes, I want to update some of my view controllers. The view controllers I want to update all inherit from a view controller. This view controlle
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