Daqing Chu At WordPress

June 20, 2010

IBOutlet and Property in iPhone OS

Filed under: Programming Notes — David Chu @ 4:06 am
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iPhone OS provides a very nice structure and some templates or tools for creating views. For example, a UIViewController may contains several controls such as labels and text boxes. You can use XCode’s templates to create xib file for views and .m class for code behind the view. Then use Interface Builder tool to layout the view in a visual designer environment.

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June 17, 2010

iTunes 9.2 Update

Filed under: Life with Mac — David Chu @ 2:22 am
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Quickly Apple released another release update for iTunes 9.2 after the WWDC 2010. This is closely related to the iOS4 support with sync features of iBooks, folders and more. I am very excited waiting for the iOS 4.0 for iPad, which will be released in the Fall.

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June 16, 2010

Mac OSX 10.6.4 Update

Filed under: Life with Mac — David Chu @ 2:55 am
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Today Apple released a major OS X update: 10.6.4. The update package for my iMac 27 is over 600MB. I noticed that the same update for my iMac 24 is 315.5MB. Not sure why there is so big difference in terms of hardware.

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June 14, 2010

MyLogger Class in Objective-C (2)

Filed under: Programming Notes — David Chu @ 4:22 am
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Let’s continue MyLogger class. In this l’ll discuss the structure of MyLogger class. As I mentioned before, this class is based on Objectuser: A Single Class Logger in Objective C. To further enhance the logger class, I also wanted to add indention feature, which I have used in .Net: Debug class method Indent in System.Dianostics namespace.

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June 9, 2010

Safari 5.0 Update

Filed under: Life with Mac — David Chu @ 3:18 am
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Apple silently updated Safari to 5.0 today, or maybe yesterday. Steve Jobs did not mention it at all in the yesterday’s WWDC keynote speech. I watched the whole speech and it was about iPhone 4 and iOS4, and was very exciting. Anyway, it is time to update the browser to 5.0. Here is the long list of the update:

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June 7, 2010

Reset Keyboard for an Entry Field (iPhone)

Filed under: Programming Notes — David Chu @ 2:25 am
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During my first iPhone application development, I have tried to learn the Objective-C, Cocoa framework, the best practice to make my application in a well design structure. It’s been very slow, but I think it worth every minutes and efforts I invested. After about one week hard working and struggling, today, I found a way to resolve an issue to reset keyboard for an entry field as specified in xib.

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