Understanding Objective-C Definedness: A Deep Dive into Lazy Loading with ARC and Retain Cycle Prevention Strategies

Passing Data from Mutable Array in Data Store to a UILabel in iOS View: Solutions for Common Issues and Best Practices

Mastering Single-View Apps on iOS for a Flexible User Interface

Here is a high-quality implementation of the code based on your specifications:

Here's the final code example that uses both Core Data and Realm to interact with a database.

Understanding Object Allocation in Objective-C: A Guide to Efficient Memory Management

Understanding iOS Network Activity Monitoring: A Developer's Guide to Accessing and Analyzing Network Connections

Creating Smooth Animations for Multiple Views in iOS: Best Practices and Techniques

How to Convert NSArray of NSDecimalNumbers to NSData on iPhone

Implementing In-App Purchases Using iOS 10's SKStoreProductRequest