EXC_BAD_ACCESS when migrating a store, but only sometimes...

Hi list, I've come across a rather perplexing problem which is driving me nuts. I'm attempting to migrate a core data SQLite store to the current model version, and most of the time it works fine. However, sometimes I get an EXC_BAD_ACCESS in the following stack: objc_assign_strongCast +

Re: GetMonitorFromWindow

Try and make DVD Player span multiple screens - it simply won't. Since DVD Player is hardware accelerated, I was going to suggest that hardware accelerating across multiple screens is hard (especially when said screens are connected to different cards), but World of Warcraft manages just fi

Re: Convert GWorldPtr into a NSImage

On 7 Jan 2009, at 15:24, Graham Cox wrote: However if you need to flip each pixel's byte order you might not have much choice but to iterate over the buffer and do it by hand. It's still going to be much simpler than creating a data provider, etc. You've already got the data, all that othe

__memcpy crash with [NSData -getBytes:range:]

Hi list, I'm having trouble reproducing (and fixing) a rare bug that I sometimes get reports about. Here's the code that causes the crash. streamPosition and length are checked to make sure they're within the range of the NSData object: // Allocate a buffer. void *buffer = malloc(length);

Serial port over Bluetooth or not?

Hey list, I'm writing a framework that'll communicate with the Lego Mindstorms NXT brick [1] over a serial port, which is created either over Bluetooth or a USB connection (using the Bluetooth serial profile and a USB->Serial driver respectively). The protocol dictates that messages sent

Crashing resetting or releasing an NSManagedObjectContext

Hi list, I'm hoping you guys can help me. I'm loading up a Core Data store, copying some data out and attempting to clear it all up. I use this code for my Quicklook plugin, and in parts of my app for previewing documents in a more advanced manner than Quicklook provides. This is how I se

Re: Crashing resetting or releasing an NSManagedObjectContext

h your Pet into that context. Make it the callers responsibility to get a NSManagedObjectContext not yours. + (Pet *)petAtURL:(NSURL *)url inContext:(NSManagedObjectContext *)aManagedObjectContext Or copy the pet into something like an NSDictionary and return that. atze Am 29.04.2009

Re: Crashing resetting or releasing an NSManagedObjectContext

and return that. atze Am 29.04.2009 um 10:59 schrieb Daniel Kennett: Hi list, I'm hoping you guys can help me. I'm loading up a Core Data store, copying some data out and attempting to clear it all up. I use this code for my Quicklook plugin, and in parts of my app for pr

Re: Crashing resetting or releasing an NSManagedObjectContext

nagedObjectContext not yours. + (Pet *)petAtURL:(NSURL *)url inContext:(NSManagedObjectContext *)aManagedObjectContext Or copy the pet into something like an NSDictionary and return that. atze Am 29.04.2009 um 10:59 schrieb Daniel Kennett: Hi list, I'm hoping you guys can help

Re: Crashing resetting or releasing an NSManagedObjectContext

..@kennettnet.co.uk http://www.kennettnet.co.uk Please include previous messages in any reply you send. On 4 May 2009, at 23:44, Keary Suska wrote: On May 1, 2009, at 2:24 AM, Daniel Kennett wrote: Thanks for your reply. Yes, I have code that triggers relationship faults, and removing th

Re: Crashing resetting or releasing an NSManagedObjectContext [SOLVED]

...@kennettnet.co.uk http://www.kennettnet.co.uk Please include previous messages in any reply you send. On 5 May 2009, at 09:46, Daniel Kennett wrote: Thank you again for your helpful replies! On a different note, when you comment out the "for (VetVisit" code, does it still

[ANN] KNAppGuide - an open source in-app tutorial framework

I'm pleased to announce the first release of KNAppGuide - an in-app tutorial framework inspired by Apple Guide of the System 7 era. The framework was written because, well, Apple Guide was awesome. The ability to guide your users through specific tasks in your application actually *IN* your

Re: [ANN] KNAppGuide - an open source in-app tutorial framework

te tiring on the eye's to read paragraph after paragraph of plain text. Allowing the developer to embed images or even videos (i.e. YouTube) would really enhance this experience. -Mic 2009/5/19 Daniel Kennett : I'm pleased to announce the first release of KNAppGuide - an in-app tutorial