On 11 Feb 2014, at 6:04 PM, Rick Mann <[email protected]> wrote: > I'm updating an old project that was built long ago, skipping udpates for iOS > 5 & 6. One of the things my app does, in an NSOperation, is call > -performSelectorOnMainThread: (waiting until done) as it integrates > downloaded data into the Core Data store (Core Data operations all happen on > the main thread). > > In iOS 6, this can bring the app to a grinding halt, despite the fact that > each record integrated is done as a separate -performSelector call (I > would've thought that'd let the main thread handle user events). > > In iOS 7, it actually works really well, leading me to believe something > changed in the way this is handled. > > Any insight? Thanks!
<http://stackoverflow.com/questions/8637921/core-datas-nsprivatequeueconcurrencytype-and-sharing-objects-between-threads> It contains a reference to a WWDC video. Then search the Apple docs for NSMainQueueConcurrencyType, and follow the links from there. — F -- Xcode 5 Start to Finish — due in stores March/April 2014 _______________________________________________ Cocoa-dev mailing list ([email protected]) Please do not post admin requests or moderator comments to the list. Contact the moderators at cocoa-dev-admins(at)lists.apple.com Help/Unsubscribe/Update your Subscription: https://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to [email protected]
