Recent questions tagged iPhone

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iphone - NSURLRequest : Post data and read the posted page

In iOS (current target 5.0, Base SDK 5.1) how can I send a post request to a server, and ... understanding of NSURLRequest. Thanks in Advance! See Question&Answers more detail:os...

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

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526 views

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iphone - Is it possible to hide the tabbar when a button is pressed to allow a full screen view of the content?

I have a UITabBar in the detail view of my navigation based application. I am storing text and images ... tabBarController.tabBar.hidden = YES; See Question&Answers more detail:os...

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

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341 views

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iphone - How to change the Color of text in UITabBarItem in iOS 5

with more appearance control in iOS 5, how do we change the UITabBarItem text color ? from default ... nil] forState:UIControlStateNormal]; See Question&Answers more detail:os...

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

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382 views

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iphone - ApplicationWillTerminate in iOS 4.0

The applicationWillTerminate delegate method is not getting called in iOS 4.0 When I hit the Home button I am seeing ... method. Any Ideas ??? See Question&Answers more detail:os...

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

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381 views

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iphone - iOS - How to limit the MapView to a specific region?

I have the following problem: I have a "drawn map" (image) which I add to the MapView as an Overlay. ... .contentOffset animated:YES]; } @end See Question&Answers more detail:os...

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

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326 views

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iphone - Implementing and Testing iOS data protection

Just saw the Session 209 - Securing Application Data from de 2010 WWDC. The keynote explains a lot of things, ... in a evoluted project) 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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474 views

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iphone - How can I run the iOS 7.1 Simulator in Xcode 7.0 beta 2?

I have installed latest Xcode 7 beta 2 version, when I am trying to run the application in iOS 7.1 Simulator ... know how to resolve this error? See Question&Answers more detail:os...

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

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407 views

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iphone - Prevent iOS from taking screen capture of app before going into background

You all might know that iOS takes a screen shot of your application before throwing it into the background. ... way of attacking this issue. See Question&Answers more detail:os...

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

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363 views

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iphone - Scrolling with two fingers with a UIScrollView

I have an app where my main view accepts both touchesBegan and touchesMoved, and therefore takes in single finger ... ; [super dealloc]; } See Question&Answers more detail:os...

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

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293 views

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iphone - Unit Testing in Xcode, does it run the app?

I'm running into a strange problem that I haven't run into before. When you do cmd+U to run your Unit ... the app first then run the tests? See Question&Answers more detail:os...

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

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445 views

1 answer

iphone - cellForRowAtIndexPath: not called

My app has two states: logged in and not logged in, and I have the following architecture (vastly ... :cellForRowAtIndexPath: is never hit. See Question&Answers more detail:os...

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

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669 views

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iphone - Converting NSData to NSString in Objective c

I want to convert NSData to NSString..What is the best way to do this? I am using this code but the final ... I see console It will print null. See Question&Answers more detail:os...

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

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324 views

1 answer

iphone - How to use NSXMLParser to parse parent-child elements that have the same name

Does anyone have some idea how to parse the following xml using event-driven model NSXMLParser class? <Node> < ... change to Tree-based parsing? See Question&Answers more detail:os...

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

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396 views

1 answer

iphone - How to make a UITableViewCell with a UITextView inside, that dynamically adjust its height, on the basis of the UITextView?

I would like to have a tablew view with a behaviour similar to the iPhone Contacts app by Apple: a ... help me I am desperate Tony See Question&Answers more detail:os...

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

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328 views

1 answer

iphone - Best radio-button implementation for IOS

I would like to ask if there are examples out there on how to implement radio-button options on an iPhone ... user experience point-of-view. See Question&Answers more detail:os...

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

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450 views

1 answer

iphone - UIButton block equivalent to addTarget:action:forControlEvents: method?

I looked around, but couldn't find this on the internet, nor anywhere in the Apple docs, so I'm guessing it doesn't ... (@"I was tapped!"); }]; See Question&Answers more detail:os...

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

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331 views

1 answer

iphone - Animation End Callback for CALayer?

I'm wondering where the callbacks are (or if there are anything) for animations in a CALayer. Specifically, for ... anything like that? TIA. See Question&Answers more detail:os...

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

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423 views

1 answer

iphone - UIImagePNGRepresentation issues? / Images rotated by 90 degrees

I want to load images from UIImagePickerController, then save the selected photo to my app's document directory. ... what's the problem? See Question&Answers more detail:os...

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

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259 views

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iphone - Forwarding UIGesture to views behind

I am working on an iphone (iOS 4.0 or later) app and having some troubles with touch handling between ... gesture events to underlying library. See Question&Answers more detail:os...

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

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464 views

1 answer

iphone - Using [UIColor colorWithRed:green:blue:alpha:] doesn't work with UITableView seperatorColor?

I'm trying to configure a dark gray seperator color. Why does the following do nothing? self.tableView.seperatorStyle = ... . What's the deal? See Question&Answers more detail:os...

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

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