Recent questions tagged iPhone

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iphone - How to grab the NEXT fire date from a UILocalNotification object

I have a UILocalNotification object that I have setup with repeat intervals day, week, and month. I am ... can get it programmatically? Thanks See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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350 views

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iphone - sqlite error database is locked

I am have a sqlite database in the iPhone application I am writing. I get an error with following code that I ... Does anyone know what's wrong? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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325 views

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iphone - Data Formatters temporarily unavailable

Im trying to use Date Formatters (NSDateFormatter), but I keep getting this error: Program received ... lib/libXcodeDebuggerSupport.dylib") See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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218 views

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iphone - to run app continuously in the background

I want to my app to keep running in the background with location services. For this I have used: -(void ... after regular interval of time. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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376 views

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iphone - iOS: How to access the `UIKeyboard`?

I want to get a pointer reference to UIKeyboard *keyboard to the keyboard on screen so that I can add a ... and give me a better solution. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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584 views

1 answer

iphone - Disable Magnifying Glass in UITextField

Is there a way to prevent the user from moving the cursor in a UITextField? I'd like it to stay at the end of the string. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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387 views

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iphone - Get height of iOS keyboard without displaying keyboard

I'm trying to get the height of the iOS keyboard. I've gone through and used the method involving subscribing to a ... the only way to do that? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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332 views

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iphone - Could I submit app to appstore without ios device?

Today I want submit my app to app store, I created apple ID and prepared app for upload. I created ... to appstore without ios device ? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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283 views

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iphone - MPMoviePlayerController vs. MPMoviePlayerViewController

I'm new to iPhone development. Just wondering what the difference is between the MPMoviePlayerController and the ... a ViewController create? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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282 views

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iphone - drawTextInRect on UITextField not called

I'm trying to implement the answer to this SO question. The problem is: -[drawTextInRect] is apparently not ... textfield's text is drawn. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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325 views

1 answer

iphone - Crash when using gesture recognizers in StoryBoard

UPDATE This is an old question for an old version of Xcode. It turned out that the issue was a bug in Xcode ... tab works, other tabs don't See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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487 views

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iphone - How to draw an UILabel in -drawRect:?

Must I also do all this crazy coordinate system conversion stuff here, or is an UILabel different from an UIImageView ... it then in -drawRect:? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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361 views

1 answer

iphone - UIDocumentInteractionController no longer works in iOS6

I have an app that shares with instagram built for iOS5 and now in iOS6, sharing no longer works although ... as well. Thank you, Nick See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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369 views

1 answer

iphone - if(self = [super init]) - LLVM warning! How are you dealing with it?

Prior to Xcode 4 with LLVM this passed the compiler unnoticed. Assignment within the conditional is perfectly intentional ... idiom going to be? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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540 views

1 answer

iphone - Disable Magnifying Glass in UITextview

In UITextview when touch is pressed for the longer time magnifying glass shows up. How can i disable it. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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315 views

1 answer

iphone - vibrate in push notification

How can I set that device should vibrate if a push notification come to my application? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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292 views

1 answer

iphone - NSString - how to go from "ÁlgeBra" to "Algebra"

Does anyone knows hoe to get a NSString like "álgeBra" to "Algebra", without the accent, and capitalize only the first letter? Thanks, RL See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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549 views

1 answer

iphone - Disable UITableView vertical bounces when scrolling

How do I disable the bounce effect when vertically scrolling a UITableView? Right now if I scroll anywhere near ... of bouncing back up. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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356 views

1 answer

iphone - How do I escape a Unicode character in my Objective-C source code?

I feel incredibly stupid for asking this, but the documentation and Google are giving me no love at all. I have ... would have told me this? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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372 views

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iphone - tabbar item image and selectedImage

I have a tab bar controller (its a tab bar based application, so tab bar is on MainWindow.xib). ... :unselectedImage]; } } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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308 views

1 answer

iphone - Download data in background with iOS4

As per the latest update of Kindle V2.5, it has support of "continue downloading books while the app is in ... that would be very much helpful. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

409 views

1 answer

iphone - Application will enter background -> go to root view menu

I am developing an application which has about 8 views and use navigation controller to navigate through. The first ... option for this job? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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390 views

1 answer

iphone - How do I calculate the number of days in this year in Objective C

How can i calculate the number of days in a year for any calendar, not just gregorian. I have tried this ... of days in the current year. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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532 views

1 answer

iphone - How to set the repeat UILocal Notifications on the select list of Weekdays

I have implemented UILocal Notification using the following link http://useyourloaf.com/blog/2010/07/31/adding-local- ... . How to do it See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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401 views

1 answer

iphone - What's the best approach for parsing XML/'screen scraping' in iOS? UIWebview or NSXMLParser?

I am creating an iOS app that needs to get some data from a web page. My first though was to use ... :HTML parsing/screen scraping in iOS See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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467 views

1 answer

iphone - UIImagepickercontroller: is it possible to change the sort order of the images in camera roll?

Basically the app im working on would be a lot less of a pain if users didn't have to scroll to ... just not realizing something. Thanks nick See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

253 views

1 answer

iphone - When should I use the “self” keyword?

When should I be using the self expression in my iphone development applications? say i have 2 fields: UITextField * ... .text1 and self.str1 ? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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294 views

1 answer

iphone - Handling autorotation for one view controller in iOS7

I've read many answers on SO but I can't seem to get autorotation working on iOS7. I only need ... directions from it's topViewController. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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