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Assigning ViewController to a delegate, Is it good?

I am newbie in iOS programming, Recently I came across a tutorial where author assigned a ViewController to a textField delegate. Is it good to do this? As Xcode is giving me warning.[详细]

2023-04-13 08:13 分类：问答
iPhone - Debugging a crash when you can't find it

A crash was reported in my app, Crash Pad Drums. It cites a problem with certain cymbal sounds causing a crash on an iPod 4. One problem. I can\'t find the crash on my iPod touch 2, and I don\'t have[详细]

2023-04-13 07:59 分类：问答
Passing String Value From Map View to Detail View

I am attempting to pass a string variable from a Map View Controller to a Detail View Controller after the click of a callout button. I took the title of the callout button and stored it in an NSStrin[详细]

2023-04-13 07:55 分类：问答
iOS: Error adding external framework to my project

I\'m trying to use the Unrar4iOS framework in my project. I built the Unrar4iOS project, copied the framework\'s folder to my project and ad开发者_运维问答ded it to the project\'s existing frameworks.[详细]

2023-04-13 07:52 分类：问答
IOS 5 TabBar customization

I\'m taking advantage of IOS 5\'s UI customization features to create a custom tabBar. I know how to place a custom background and selection item like so:[详细]

2023-04-13 07:40 分类：问答
Programmatically prevent UIImageView from autoresizing

I would like to truncate one end of a UIImageView by changing the size of the frame dynamically. Of course, if it autoresizes it won\'t look \'truncated\', but will look shrunk. Theformer is the effec[详细]

2023-04-13 07:16 分类：问答
How can I set didEndOnExit in code rather than Interface Builder? [duplicate]

This question already has answers here: Closed 10 years ago. Possible Duplicate: Assign a method for didEndOnExit event of UITextField[详细]

2023-04-13 07:01 分类：问答
How to uninstall xcode3 from Lion 10.7?

I have just bought a macbook air 11\" with Lion 10.7. I installed xcode 3.2.5 on it. But its not working. Xcode is installed, consuming much space but I cannot see it in applications. Somewhere I hear[详细]

2023-04-13 06:59 分类：问答
increase and decrease an imageView's width in one second

S开发者_开发技巧o here is my question: I have an image \'image\' and I would like to increase is width of two and decrease it of two in one second with an animation. and I wanna do this every second[详细]

2023-04-13 06:37 分类：问答
AVCam memory low warning

This is less a question and more a record of what I\'ve found around the AVCam sample code provided by Apple for iOS4 and 5 camera manipulation. The symptoms of the problem for me were 开发者_StackOve[详细]

2023-04-13 06:20 分类：问答