A Word about first iPhone Application
After installing iPhone Developer SDK is required to find a Xcode application. Xcode can be found following a disk icon on right up corner of Mac desktop. In Open dialog follow Developer folder then Applications folder and the finally Xcode.
Developer could use Apple Creating an iPhone Application guide as next step to build the first sample project MoveMe. Project code can be downloaded from Apple. “Although iPhone OS has a virtual memory system, but it does not use a swap file. This means that code pages can be flushed as needed but iPhone application’s data must all fit into memory at the same time. The system monitors the overall amount of free memory and does what it can to give iPhone application the memory it needs. If memory usage becomes too critical though, the system may terminate iPhone application.”