How to Run Mobile Apps in the Background: A Comprehensive Guide for Android and iOS Developers

Understanding the Risks of File Descriptors: How to Avoid the "Too Many Open Files" Error in Your Applications

Understanding Touch Events on iOS Devices: A Comprehensive Guide to Handling Touches and Drawing Lines

Resolving "No Such File or Directory" Errors: A Guide to Code Signing in XCode 4.2

Creating Grids on iPhone: A Deep Dive into UICollectionView and UITableView

Defining Application Constants in iOS: A Guide to Compilation Time Constants

Implementing Different Levels of Drill Down in Tab Bar Controller - Navigation Controller - Table View

Understanding Undefined Symbols in iOS Development with SQLite and Core Data

Understanding Table Views and Alert Views in iOS: How to Display an Alert View When a Table View is Empty

Understanding Social Sharing on iOS: A Deep Dive into UIActivityViewController and SLComposeViewController