iPhone Developers - Tips and tricks from experienced iPhone developers

Apple has posted a QuickTime stream of today’s event. Here’s a summary of the events: Apple Announces Multitasking in iPhone 4.0 Apple Introduces iAds Mobile Advertising Platform Apple Introduces Game Center for Leaderboards and Achievements iPhone OS 4 to Bring iBooks to iPhone and iPod Touch Apple Enhances Email and Enterprise Features in iPhone OS [...]

Today Steve Jobs is addressing iPhone 4.0 OS event which is being held at Apple, Building 4, Town Hall unveiling iPhone OS 4.0 features for iPhone, iPad & iPod Touch. Over 1500 new APIs are made available in OS 4 in addition to 100 new user features. Let’s have a quick byte of all the [...]

Tom Dickson, founder of Blendtec, did it again. As part of the ‘Will It Blend?’ series of infomercials for the brand of blenders, Dickson massacred an iPad and put it into one of his Total Blender machines. Then he pressed the ‘on’ button.

Apple announced that it is going to be showcasing the future of the iPhone OS with a preview of the iPhone OS 4. The company sent an email to developers early this week. According to the email, the company will be holding the event at the Town Hall section of the Apple Campus at Cupertino [...]

The GM release of the iPhone SDK 3.2 is available in iPhone Dev Center (login required). Even though this build is labeled as “GM” and this will probably be the final build before the iPad gets into the hands of consumers, and even though the official policy is that development material is covered by NDA [...]

Apple today released iPhone SDK 3.2 Beta 5 via the Phone Dev Center. The update comes only eight days after the previous release, a departure from Apple’s trend of biweekly revisions. We have yet to hear about any significant changes in the latest update, but we’ll keep our eyes peeled as those with access to [...]

Apple has released a fourth beta of the iPhone 3.2 SDK, available through the company’s developer portal. Little information has yet leaked out due to Apple confidentiality restrictions, but it is known to be build 10M2144, and a 2.5GB download. Mac OS X 10.6.2 is required to run the software. The kit is not meant [...]

If you ever need to get the name of your application in code, for example, to display the application name across a navigation bar, it’s as near as the bundle for your application. The code to get the name is as simple as this: The breakdown is as follows: NSBundle mainBundle creates a bundle object [...]

The line of code below is a slight modification that shows how to get the name that will appear on the iPhone below the icon: The CFBundleDisplayName value corresponds to the Bundle Display Name in the application plist file, see the figure below: You can see the application icon for this example in this figure:

It’s surprising easy to create a bare bones camera application on the iPhone. UIImagePickerController provides a means to access the camera, take a photo and preview the results. There is also an option to allow resizing and scaling of a photo once captured. Using UIImageWriteToSavedPhotosAlbum in the UIKit, you can easily save an image to [...]

Apple today released an update to its iPhone SDK 3.2 for developers looking to create applications for the company’s forthcoming iPad tablet device. The new update is the third beta version of the SDK, and there is no word yet on changes included in the update. Update 1: TUAW now reports that beta 3′s been [...]

First and foremost, Objective-C is a compiled language, whereas PHP is a scripted language. Objective-C requires compiling into a binary before it is executed. There is no need to compile PHP, as the script is interpreted at run-time.