This is *very* well explained in the WWDC 2011 video on Objective-C advances. m.
On Sat, 12 Nov 2011 16:14:31 +0800, Roland King r...@rols.org said:
With the code below I'm getting a warning Automatic Reference Counting Issue:
Capturing 'self' strongly in this block is likely to lead to a
I have a UIViewController which is presented modally, it has a textfield which
allows editing and a model object, call it foo, on which it can attempt to set
the 'topicName' property. Because I'm dealing with UIDocument(s) and trying to
be nicely iCloud compatible and the topic name change does
ARC doesn’t know in the context of that method what will happen to the
block. Each method lives in a vacuum with retain counts being consistent at
the beginning and end. So, even though you know that the block will be
released, that’s not clear in the context of the method. I would recommend
the
