Microsoft put the Angry Birds icon in a commercial without asking permission of the developer and without even knowing if Rovio Mobile “the developer of Angry Birds” will create a Windows Phone 7 version of Angry Birds. Rovio is mad and published a tweet yesterday saying: We have NOT committed to doing a Windows Phone 7 version. Microsoft put the Angry Birds icon on their site without our permission. » Developer Of Angry Birds Mad At Microsoft

Apple just released iTunes 10.1 Beta and the second Beta of iOS 4.2 (build 8C5101c) to developers. You can download iOS 4.2 on Apple’s developer site with a filesize of 521MB for all devices. On of the new features of iOS 4.2 Beta 2 is the new multitasking animation when switching through the apps, as shown in the movie below. » iOS 4.2 Beta 2 and iTunes 10.1 Beta Released to Developers

Finally. Apple is working on iOS 4.2 for the iPad, because Apple just released a beta version for developers to test. iOS 4.2 will include some interesting features such as multitasking, folders, printing and the ability to use AirPlay via itunes with your iPad. If you are a developer you can get iOS 4.2 beta via developer.apple.com. Unfortunately this doesn’t mean iOS 4.2 is coming to iPad users anytime soon, because the official 4.2 update is slated for November. » iOS Beta 4.2 For iPad Released To Developers

If you are planning to create a iPhone application or maybe a iPhone optimized website, you probably would like to see how it will look like before you create it. This free iPhone 4 GUI Photoshop file “20 MB” helps you create a professional app design without any programming skills. It includes all the icons and buttons you need and is in high resolution, specially for the iPhone 4. You can download this Photoshop file at teehanlax for free but they do except donations.

Apple just made iOS 4.1 Beta 2 available for the developers, just 2 weeks after the release of Beta 1. There is not much knows about new function, fixes etc yet except that Apple added GKvoice “VoIP for Game Kit” they also made some address book changes. We will keep you informed about interesting features, fixes or bugs.

Apple has recently releases iTunes Connect Developer Guide 5.5 (Download the 146 pages PDF File Here). You can read how to get your app ready for the Game Center, Which requirements your iPad screenshots and icons should meet and more.

• iPad screenshots, icon and delivery requirements as well as details on a new status called Missing Screenshot;
• Details on how to enable your app for Game Center and set up your Leaderboard to test using iPhone SDK 4 beta;
• Interval pricing details to help you learn how to schedule price tier changes in advance for your apps and in app purchases;
• Information on the Over the Air download limit;
• Recommended app name character count for optimal display on desktop and device App Stores.

Source [iPhone Developer News]

Apple has put videos of the developersessions of WWDC 2009 online. There are dozens of presentations, and a large amount of those presentations are about the development of applications for the iPhone. Each video is around 150MB large and can be viewed for free, if you are a member of the Apple Developer Connection. » Developer Sessions WWDC ’09 Put Online