Querying Objective-C Data Collections | Cocoa Is My Girlfriend
In my Xcode LLDB Tutorial, I mention using the debugger to interrogate data collections. Well, I wanted to elaborate on that idea a little because there are some techniques you can use for querying objective-c data collections that are very powerful. If you develop apps for clients, you my be one of the lucky ones–the ones who actually get to model your data and use Core Data to store and access i
Unit Testing with Core Data | Cocoa Is My Girlfriend
Whether you subscribe to Test Driven Development (TDD) or another testing practice, when it comes automated unit testing with Core Data, things can be a little tricky. But if you keep it simple, and take things step by step, you can get up and running with unit testing using Core Data fairly quickly. We’ll explore the what, how and why of unit testing with Core Data. We’ll also be using the helper
Transient Entities and Core Data | Cocoa Is My Girlfriend
Core Data has many features, one of which is the Transient attribute. This type of attribute on a Core Data entity is part of a data model, but is not persisted in your Core Data persistent store. If you open up the raw SQLite store file and peek at the schema, you will not find any transient attributes. These transient attributes are still handy despite no data being persisted to the data store.
Saving JSON to Core Data | Cocoa Is My Girlfriend
Hi, I’m new here. You may know me as @atomicbird on Twitter. Just a few days ago my book Core Data for iOS: Developing Data-Driven Applications for the iPad, iPhone, and iPod touch (co-written with the excellent Tim Isted) was published, and Matt invited me to contribute some Core Data tips to CIMGF. I’m going to start off discussing taking JSON data from a web service and converting it to Core Da
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Xcode LLDB Tutorial | Cocoa Is My Girlfriend
