Recent questions tagged iPhone

0 votes

316 views

1 answer

iphone - When to use properties in objective C?

I have a question here: Confusing double free error message/memory leak in iPhone app which I think needs a ... properties here and why? Thanks See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

417 views

1 answer

iphone - Retina icons (@2x) aren't being used when images are specified in code

I place a play.png image onto my view. When the view initially loads, the iPhone 4 grabs the corresponding ... all you smarties out there. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

381 views

1 answer

iphone - Storyboards orientation support for xCode 4.2?

I upgraded to xCode 4.2 and it's new Storyboards feature. However, could not find a way to support both ... from his answer. Thanks Taylor. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

454 views

1 answer

iphone - How can I open an iframe in a phonegap/cordova app running on IOS?

I have a webapp that I'm using with PhoneGap/Cordova to install in iOS and Android. At one point in the app ... what I might be doing wrong? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

457 views

1 answer

iphone - MPMediaQuery search for Artists, Albums, and Songs

How can I search the iPod Library in the same manner as the iOS Music application? I want to make general ... but this seems very inefficient! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

713 views

1 answer

iphone - Is it possible to customize UITabBarItem Badge?

The question below is similar as mine. How to use a custom UIImage as an UITabBarItem Badge? Is it ... to change UITabBarItem badge color See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

420 views

1 answer

iphone - Code Sign error: a valid provisioning profile matching the application's Identifier ... could not be found

I have been fighting this issue for days now and about to beat my head against the wall and put myself ... code signing/app submission hell! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

440 views

1 answer

iphone - Determine orientation of photos in JavaScript?

We're using FileReader to get an image, from a photo taken on an iPhone, into the browser. We then ... to successfully read the orientation. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

508 views

1 answer

iphone - Loading a UIView subclass from NIB size issues

I have a subclass of UIView that needs to calculates it's height according to it's width. When created in ... do. Any help will be appreciated See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

370 views

1 answer

iphone - When to use properties in objective C?

I have a question here: Confusing double free error message/memory leak in iPhone app which I think needs a ... properties here and why? Thanks See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

386 views

1 answer

iphone - Retina icons (@2x) aren't being used when images are specified in code

I place a play.png image onto my view. When the view initially loads, the iPhone 4 grabs the corresponding ... all you smarties out there. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

377 views

1 answer

iphone - Storyboards orientation support for xCode 4.2?

I upgraded to xCode 4.2 and it's new Storyboards feature. However, could not find a way to support both ... from his answer. Thanks Taylor. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

533 views

1 answer

iphone - How can I open an iframe in a phonegap/cordova app running on IOS?

I have a webapp that I'm using with PhoneGap/Cordova to install in iOS and Android. At one point in the app ... what I might be doing wrong? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

411 views

1 answer

iphone - ScrollOffset in UIWebView?

I'm having a really hard time understanding delegates and object inheritance (if I may use this word) and I ... lovely. Thank you in advance! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

475 views

1 answer

iphone - Error from Debugger: Previous frame inner to this frame (gdb could not unwind past this frame)

I am getting the following debugger error when I encounter a breakpoint on the device: Error from Debugger: Previous frame ... 3, iOS 4.0.1. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

475 views

1 answer

iphone - UIKeyboardTypeNumberPad without a done button

How can we implement UIKeyboardTypeNumberPad so that it will have a 'done' button? By default it does not have one. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

359 views

1 answer

iphone - Sticky search bar and section header behavior similar to native Contacts app

I'd like to replicate the sticky behavior of the search bar in the iPhone Contacts app. When the user scrolls ... a solution to this problem. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

370 views

1 answer

iphone - MPMediaQuery search for Artists, Albums, and Songs

How can I search the iPod Library in the same manner as the iOS Music application? I want to make general ... but this seems very inefficient! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

527 views

1 answer

iphone - Is it possible to customize UITabBarItem Badge?

The question below is similar as mine. How to use a custom UIImage as an UITabBarItem Badge? Is it ... to change UITabBarItem badge color See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

351 views

1 answer

iphone - Code Sign error: a valid provisioning profile matching the application's Identifier ... could not be found

I have been fighting this issue for days now and about to beat my head against the wall and put myself ... code signing/app submission hell! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

458 views

1 answer

iphone - Determine orientation of photos in JavaScript?

We're using FileReader to get an image, from a photo taken on an iPhone, into the browser. We then ... to successfully read the orientation. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

494 views

1 answer

iphone - Loading a UIView subclass from NIB size issues

I have a subclass of UIView that needs to calculates it's height according to it's width. When created in ... do. Any help will be appreciated See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

357 views

1 answer

iphone - When to use properties in objective C?

I have a question here: Confusing double free error message/memory leak in iPhone app which I think needs a ... properties here and why? Thanks See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

395 views

1 answer

iphone - Retina icons (@2x) aren't being used when images are specified in code

I place a play.png image onto my view. When the view initially loads, the iPhone 4 grabs the corresponding ... all you smarties out there. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

395 views

1 answer

iphone - Storyboards orientation support for xCode 4.2?

I upgraded to xCode 4.2 and it's new Storyboards feature. However, could not find a way to support both ... from his answer. Thanks Taylor. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

465 views

1 answer

iphone - How can I open an iframe in a phonegap/cordova app running on IOS?

I have a webapp that I'm using with PhoneGap/Cordova to install in iOS and Android. At one point in the app ... what I might be doing wrong? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

493 views

1 answer

iphone - Day Name From NSDate?

I would like to show the name of day in my iPhone application and i don't found the solution. Thanks for help See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

451 views

1 answer

iphone - Are instance variables set to nil by default in Objective-C?

I'm sorting out some memory issues with my iPhone app and I've just been thinking about some basics. If I setup ... ]; [super dealloc]; } @end See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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