Creating Custom Speech Bubbles on iPhone Using Quartz Core.

Change the Color of a UITextView with a Button Click in iOS

Implementing a Main View Controller with Automatic Reference Counting (ARC) in iOS Development: A Retainer Property Solution

Mastering Image Resizing Techniques for High-Quality Editing

Using HealthKit Observer Query and Filtering Heart Rate Data: A Comprehensive Guide

Understanding Apple Push Notification Service (APNs) Certificates for iOS Extensions: Do Separate Certificates Matter?

Manually Setting Device Orientation When App Deployment Info Portrait is Locked: A Comprehensive Guide

Running Periodic Background Processes on iOS 8: A Comprehensive Guide

Understanding Mobile Safari's CSS Transform Issues: A Quirky Problem Solved with Nested Transforms and Perspective

Understanding In-App Purchases: Limitations and Best Practices for Developers