Learning NSBlockOperation

Question

I\'m a big fan of blocks, but have not used them for concurrency. After some googling, I pieced together this idea to hide everything I learned in one place. The goal is to ex

Answer 1

There's no need to set up a block to be run on completion and add dependencies like this. NSBlockOperation like all NSOperation subclasses already has a completionBlock property which will automatically run when the block has finished its work:

@property(copy) void (^completionBlock)(void);

The completion block is run when its block moves to the finished state.