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Book Excerpt: Programming in Objective-C 2.0

bjective-C has become the standard programming language for application development on the Mac OS X and iPhone platforms. A powerful?yet simple?object-oriented programming language based on the C programming language, Objective-C

Creating and Using Databases in Android

Database support is the lifeline of every application, big or small. Unless your application deals only with simple data, you need a database system to store your structured data. Android

Developing Orientation-Aware Android Applications

ost modern, self-respecting mobile operating systems in today’s market support different screen orientations based on the position of the device. Android is no exception. While this feature is often taken

Location-Based Services Using CellID in Android

n earlier article about Android showed you how to interface with GPS receivers to obtain the geographical position of a device. However, not all today’s mobile devices have built-in GPS