Detecting Touch Events Across Applications in iOS: A Swizzling Solution

Understanding the Limitations of Third-Party Apps When Modifying iPhone Cellular Configuration and APNs.

Understanding the Workaround for Capturing Images with AVCaptureSession on iPhone 3G

Building a Dynamic iOS UI: A Case Study on Creating an iTunes-Style Album Page

Preloading HTML Files from the App Bundle Before Being Displayed in UIWebView for Enhanced Performance

Managing Global Data in iOS Apps: Alternatives to Singleton Classes

Understanding Image Masks and Transparency in iOS: Why Black Images Instead of Transparent Ones?

Storing NSData as a PDF File from an iOS App Using NSURLConnection

Understanding GPS on iPhone 3GS and iOS 5: A Comprehensive Guide to Overcoming GPS Limitations

Understanding How to Retrieve Larger Facebook Profile Pictures Using Graph API