Month: March 2013
NSLog datatype formatting option in Objective-C
NSLog in Objective-C is function call that is useful during debugging of a program. A typical NSLog example is NSLog(@” How to use NSLog”); The above statement prints the message ” How to use NSLog ” in console window. If you want to print the value of Objective-C variable or data type then you need…
Different data types in Objective-C
Objective-C like any other programming languages has different data types like int, float, double, char and id. Data types are used for specifying the kind of data that is being stored in a variable. For example, the below code stores a single character to a variable “flag” char flag = ‘1’ Data type – char…
XCode’s iOS Simulator for iPhone and iPad
iOS Simulator in Xcode can be used for testing iOS apps before trying the apps on a live device. Listed below are the different settings and features on iOS Simulator. Launching iOS Simulator iOS Simulator can be launched by executing Program on Xcode Run Program on Xcode : Keyboard Shortcut is Command + R, Menu…