Two simple way to detect the shake of iPhone, 1. Using UIAccelerometer. 2. Using Motion Events. Using UIAccelerometer Check this Link. Using Motion Events In your UIViewController add the following methods. - (void)motionBegan:(UIEventSubtype)... [More]

#define kAccelerationThreshold 2.2     //Somewhere in initialization UIAccelerometer *accel = [UIAccelerometer sharedAccelerometer]; accel.delegate = self; accel.updateInterval = 1.0f/10.0f;     //Method to detect Shake... [More]

What is Ad Hoc Distribution? Ad Hoc Distribution allows you to try an application before it’s available in the iTunes App Store. This is how we distribute iPhone applications to beta customers. These instructions assume you have a .zip file. ... [More]

When you need to set basic colors to things in Objective-C, it's really easy: //This works, but come on...cell.textColor = [UIColor grayColor]; However, if you want to be more specific normally you need to get the RGBA for the color and set it that... [More]

To install or update your iPhone OS to 3.0 beta, you have to know some key points before you do the update or installation. Devices updated to iPhone 3.0 beta can not be restored to earlier versions of iPhone OS . Devices will be able to upgr... [More]

After installing iphone sdk, the xcode IDE shortcut is automatically placed on the dock. If it does not appear, you are recommended to create one manually.Running the XCode IDE wont show up any window, and this may confuse any first time .NET develop... [More]

We shall now have a look at each of the requirements in detail..Apple Mac Pro ComputerAfter spending 11 years with PCs and Microsoft Operating system, I was finally forced to move on to a Apple Mac Computer for iPhone development. I first tried with ... [More]

Apple Computers and their MacOS came into existence long before Windows OS. But Windows is the one that dominates the OS world. Whatever may be the reason for it, but this is the fact. Due to this reason, majority of the software developers doesn't h... [More]

Most websites and web pages will be compatible and work fine on iphone and Blackberry. However, it’s still possible to make the web sites more supportive, ready and friendly to Apple iPhone by giving more information to iPhone about how the webpage should be displayed on the iPhone browser. Beside, for web sites that try to emulate the functionality of the built-in iPhone applications such as webapps that use Canvas, AJAX functionality and limit the size of the page to 320×480px (or 480×320px), it’s best to ensure iPhone and Blackberry compatibility to ensure that the page is rendered and formatted correctly and avoid problem such as web page or application not scaling properly when rotate and Safari browser zooming out. [More]