cocoa-touch
Giving a UIImageView a "turning" animation
I have 开发者_如何学Pythona UIImageView and I would like it to have a turning movement, like turning around something. I don\'t want to use UIView animation, but something else. How can I do this plea[详细]
2023-04-12 09:49 分类:问答EKAlarm will not set in iOS 5
I wrote the following snippet to create an event. Setting the alarm works fine in iOS 4, but in iOS 5 it doesn\'t get set.[详细]
2023-04-12 09:43 分类:问答How do you manage Register and Login users in iOS application?
I would like to allow users register and login so they can access more functionality from the App. There is a Server the app connects to for retrieve data, and register users would be able to write da[详细]
2023-04-12 09:38 分类:问答How to check if UITextField's text is valid email?
I have a view controller with 3 UITextFi开发者_运维技巧elds (username, email, and password). I need a method that checks first, if all fields have text in them, then check if the email\'s textfield i[详细]
2023-04-12 09:06 分类:问答Schedule number of Local Notifications
I am making an iPhone application in which I have implemented the concept of local notification to alert the user for taking medicine.[详细]
2023-04-12 07:18 分类:问答RootViewController Switch Transition Animation
Is there any way to have a Transition/animation effect while replacing an existing viewcontroller as rootviewcontroller with a new one in the appDel开发者_Python百科egate?You can wrap the switching of[详细]
2023-04-12 06:34 分类:问答update ui while running in a loop
I have a read-only text field that I use as a log display. I have a operation that removes all the files in app\'s document directory. I want to insert a line of log when I remove each file. But the t[详细]
2023-04-12 06:13 分类:问答UITableViewCell wrong width on iPad?
My tableview size is 500 by 500. I am creating a UITableViewCell and setting it\'s style as default in init method. However, when I log the frame of the cell, it comes ou开发者_高级运维t as 320. Is th[详细]
2023-04-12 05:56 分类:问答Timing an operation and fire a delegate when it takes a long time to tell the user to wait
I\'ve created an NSOperation to do some heavy work in background but I need to notify the user when it takes longer time than usual.[详细]
2023-04-12 05:54 分类:问答cellForRowAtIndexPath lagging issues
Inside my cellForRowAtIndexPath I set a text of one of my UILabel\'s with the following: cell.detail.text = [[poll objectForKey:@\"parent\"] objectForKey:@\"name\"];[详细]
2023-04-12 05:33 分类:问答