Category Archives: iOS

SuborbitalRocketAnalyzer

The Suborbital Rocket Analyzer¬†is an IOS app written in Swift to perform parametric analysis of single stage suborbital rockets. This version is quite simple. I spent about two days actually creating the app. One of the biggest tasks in this … Continue reading

Posted in iOS, Software Development | Tagged | Comments Off on SuborbitalRocketAnalyzer

Bug in Core Data?

After a great deal of searching around and playing with alternatives, I’ve figured out that if I insert new records into the SoundChurch store one record at a time, everything works. If I allow Core Data to attempt to insert … Continue reading

Posted in iOS, Software Development | Tagged , | 2 Comments

CoreData error saving data

As I continue to attempt to improve the operation of the Sound Church application, I’ve run into issues with Core Data returning an error when I attempt to save an Item. The error: 2011-07-09 16:57:36.670 Sound-Church[12292:207] Unresolved error Error Domain=NSCocoaErrorDomain … Continue reading

Posted in iOS, Sound Church | Tagged , , | Comments Off on CoreData error saving data

Sound Church Progress

I’m now getting the podcast data to load into the CoreData store, but still getting a BadAccess Exception that I haven’t tracked down. Still looking to find out where I’m accessing something after it’s deleted. I have an image of … Continue reading

Posted in iOS, Sound Church | Tagged , , , | Comments Off on Sound Church Progress

NSManagedObject

I’ve been discovering the intricacies of managing NSManagedObjects. These are the objects that you as a developer have to use when developing with Core Data. Because of the level of control over the lifecycle of the objects that Core Data … Continue reading

Posted in iOS, Objective-C, Sound Church, XCode | Tagged , , | Comments Off on NSManagedObject

NSXMLParser initWithContentsOfURL:

In digging around looking at errors I was getting with the NSXMLParser when using the – (id)initWithData: (NSData *)data; initializer, I discovered the – (id)initWithContentsOfURL: (NSURL *)url; initializer. This initializer handles all the connection logic without me having to deal … Continue reading

Posted in iOS, Objective-C, Sound Church, XCode | Tagged , , | Comments Off on NSXMLParser initWithContentsOfURL:

Sound Church

I’ve been working on the Sound Church application between interviews and phone calls since I’m no longer employed by Point Inside. The app is coming along. I have a class, RSSDownloader, that implements the NSURLConnection protocol. It also has a … Continue reading

Posted in iOS | Comments Off on Sound Church

OCMock for iPhone

Thinking about using OCMock with my Sound-Church project. First off, getting it to build is a challenge, particularly to include the library with the version running on the phone. The solution to that problem is with the linker settings. Notice … Continue reading

Posted in iOS, Sound Church, XCode | Tagged , | Comments Off on OCMock for iPhone

The managed object model version used to open the persistent store is incompatible with the one that was used to create the persistent store.

I’ve been getting this error today when attempting to build my Sound-Church application. Couldn’t figure it out until I found this post that explained it. For iOS, look in ~/Library/Application Support/iPhone Simulator/ where version is the iOS version you are … Continue reading

Posted in iOS, XCode | Tagged , , | Comments Off on The managed object model version used to open the persistent store is incompatible with the one that was used to create the persistent store.