Recent questions tagged iPhone

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In a WebService JSON response is coming. In the response, there is image is coming as a byte array. I have to show ... ... 66, 96, 130) 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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iphone - how to write in append mode for text file

My application navigation based. UItextView for notes UIViewController. I am writing data for text to file. Now i ... ; [myHandle closeFile]; } See Question&Answers more detail:os...

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

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416 views

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iphone - Draw another image on a UIImage

Is it possible to add another, smaller, image to a UIImage/UIImageView? If so, how? If not, then how can I draw a small filled triangle? 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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iphone - This application is modifying the autolayout engine from a background thread, which can lead to engine corruption and weird crashes

I get this log in the console when I am running my application in is simulator. Haven't seen this in iOS 8. ... can provide in regards to 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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iphone - Changing font size of tabbaritem

Is it possible to change the font size of tabs? 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 - How to define the order of overlapping MKAnnotationViews?

I have several MKAnnotations (and their corresponding views) in my map, and it sometimes gets really crowded. Now, ... speak of such a thing. See Question&Answers more detail:os...

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

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409 views

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iphone - NSDateFormatter, am I doing something wrong or is this a bug?

I'm trying to print out the date in a certain format: NSDate *today = [[NSDate alloc] init]; ... ; [dateFormatter setPMSymbol:@""]; See Question&Answers more detail:os...

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

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386 views

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iphone - How do I use UIPageControl to create multiple views?

I need to use UIPagecontrol for my application, and I'm not sure how to get started. I'm a beginner, and ... different views for each of them. See Question&Answers more detail:os...

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

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296 views

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iphone - UINavigationController Force Rotate

My application is primarily portrait, however there is one view that REQUIRES a landscape orientation. My views are ... this is not optimal. See Question&Answers more detail:os...

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

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374 views

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iphone - Xcode always stopping at main.m after a crash

In the past, with the old and good Xcode 3, every time I had a crash, Xcode stopped at the ... not satisfactory and the problem persists. See Question&Answers more detail:os...

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

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357 views

1 answer

iphone - how to pass variable arguments to another method?

i have googled and came to know that how to use the variable arguments. but i want to pass my ... pass complete vararg to anotherMethod } 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 - UIPicker detect tap on currently selected row

I have a UIPickerView and The method didSelectRow is not called when tapping on a selected row. I need to handle this case. 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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307 views

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iphone - Multiple UITableViews on one UIView

I need to have two UITableViews on one UIView. I can make it work with one, here is the code: - ... tableView to anything else without crashing. See Question&Answers more detail:os...

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

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316 views

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iphone - How to extract orientation information from videos?

After surfing through tons of documentation on the web it seems that the iPhone always shoots the video at a ... Any help will be appreciated. See Question&Answers more detail:os...

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

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686 views

1 answer

iphone - Show Time in 12 and 24 hour format in UIDatepicker on the basis of app settings not on device Settings

My problem is there is a switch in my app which toggles for 12 hour and 24 hour time format.I am ... suggestions would be highly appreciated! See Question&Answers more detail:os...

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

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406 views

1 answer

iphone - Method Swizzling in iOS 5?

Has Apple blocked Method Swizzling in iOS 5? I was doing a little playing around and discovered that an app ... when Method Swizzling is used. See Question&Answers more detail:os...

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

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525 views

1 answer

iphone - Obtaining an NSDecimalNumber from a locale specific string?

I have some string s that is locale specific (eg, 0.01 or 0,01). I want to convert this string to ... and convert it to a NSDecimalNumber. See Question&Answers more detail:os...

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

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533 views

1 answer

iphone - viewDidLoad getting called twice on rootViewController at launch

Anyone know why this root View Controller's viewDidLoad is being called twice at launch? It's driving me nuts! here's ... in main at main.m:14 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

1 answer

iphone - Storyboard static cells: dequeueReusableCellWithIdentifier returns nil

Using storyboard, static cells, in cellForRowAtIndexPath: the line UITableViewCell *cell = [tableView ... doing 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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469 views

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iphone - NSDateFormatter dateFromString returns nil

Here is my code : NSString *_date = @"Tue, 23 Nov 2010 16:14:14 +0000"; NSDateFormatter *parser = [[ ... have any idea ? 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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403 views

1 answer

iphone - itunesconnect using application loader behind a firewall

I was trying to upload the app store build zip file of my app to app store. When using behind my office ... other configurations, if you know. See Question&Answers more detail:os...

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

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521 views

1 answer

iphone - Sorting NSString values as if NSInteger using NSSortDescriptor

I have created a sort descriptor to sort a plist response coming from my server. This works well with sort key having values ... , 8, 9, 10, 11? See Question&Answers more detail:os...

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

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406 views

1 answer

iphone - Find all locations of substring in NSString (not just first)

There is a substring that occurs in a string several times. I use rangeOfString, but it seems that it can only ... ; NSLog(@"%i",location2); See Question&Answers more detail:os...

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

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477 views

1 answer

iphone - How to disable multitouch?

My app has several buttons which trigger different events. The user should NOT be able to hold down several ... properly disable multi-touch? See Question&Answers more detail:os...

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

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421 views

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iphone - how to compile spatialite for iOS

I am new here and this is my first topic. I am very new on iOS platform and i am trying to use ... Can someone give me suggestion? 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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371 views

1 answer

iphone - Custom MKPinAnnotation callout bubble similar to default callout bubble

i want to create a custom callout bubble on MKMapView. But i want to create the call out bubble in the same ... bubble. Plz help me..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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661 views

1 answer

iphone - In-app Purchase "ready to submit", but won't let me submit it

I have some in-app purchases setup for an application. The in-app purchases are all tested, and working great ... in-app-purchases for review. See Question&Answers more detail:os...

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

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416 views

1 answer

iphone privateapi - Is there a away to detect the event when iOS device goes to sleep mode (when the screen gets blackened)?

I wanted to detect two events : Device gets locked/unlocked. Device goes to sleep and the screen blackens. First one I ... any way 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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