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Recent questions tagged Iphone
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iphone - Property cannot be found on forward class object?
I have a UIView and I'm trying to set its layer properties. self.colorSwatch = [[UIView alloc] initWithFrame: ... What does this mean? Thanks See Question&Answers more detail:os...
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iphone - How to add a scroll function to a UILabel
In Xcode, I created a UILabel which will autoresize depending on how many lines of text I put on it. But I ... extra lines of text in myLabel? See Question&Answers more detail:os...
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iphone - How can I convert an NSDictionary to an NSMutableDictionary?
I have an existing NSDictionary that has: { "charts_count" = 2; "created_at" = "2010-04-12T16:37:32Z" ... put it into a new NSMutableDictionary? See Question&Answers more detail:os...
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379
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iphone - How do I make a UIPickerView in a UIActionSheet
Just want to know how I would make a UIPickerView in a UIActionSheet with a simple array. Ok well I actually ... my head on my $$$$$$ Macbook. See Question&Answers more detail:os...
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Oct 24, 2021
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374
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iphone - networkActivityIndicatorVisible
Is this code correct to use with the networkActivityIndicatorVisible? - (void)viewWillAppear:(BOOL)animated { [super ... = NO; } Teo See Question&Answers more detail:os...
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Oct 24, 2021
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iphone
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340
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iphone - How do I put viewController's into a UIScrollView
I want to initialize 5 viewController's that I want to be able to flick between in a UIScrollView, when my app loads. See Question&Answers more detail:os...
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Oct 24, 2021
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iphone
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491
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iphone - how to export Core Data to CSV
I will like to use CHCSVParser to export my Core data to CSV. I know how to get all the value from entity, but ... "Name: %@", noteInfo.text); } See Question&Answers more detail:os...
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Oct 24, 2021
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iphone
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308
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iphone - Correct way to show downloadable content in UITableView (with ProgressBar etc.)
I think this a rather complex question. I have a TableView that displays a number of downloadable content. When you ... or a nice code example See Question&Answers more detail:os...
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Oct 24, 2021
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570
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iphone - How exactly to make a CGImageRef from an image on disk
I've looked around everywhere to no avail. I'm doing some image loading in a thread and since UIKit is not ... load a GIF into a CGImageRef? See Question&Answers more detail:os...
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Oct 24, 2021
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372
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iphone - How to simplify in app Application Settings management?
I'm sure every cocoa-touch programmer had to face this: I know Apple would like every application ... override UITableViewControllers each time? See Question&Answers more detail:os...
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Oct 24, 2021
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iphone
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437
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iphone - Drawing a PNG Image Into a Graphics Context for Blending Mode Manipulation
I need to draw a series of PNGs into a CGContext so I can blend them together: CGContextRef context = ... Thanks for any leads. :) See Question&Answers more detail:os...
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Oct 24, 2021
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316
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iphone - Facebook iOS SDK 3.0, implement like action on a url?
I'm trying to implement Like via the facebook open-graph-api with the Facebook iOS SDK 3.0. Everything seems ... at all would be appreciated. See Question&Answers more detail:os...
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Oct 24, 2021
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497
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iphone - How can I map Photoshop's level adjustment to a Core Image filter?
I'm mapping several photoshop elements to CIFilter, the only one I'm having trouble with is this Levels ... adjustment. Any help appreciated. See Question&Answers more detail:os...
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Oct 24, 2021
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490
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iphone - Printing a stack trace from another thread
I know I can get the stack trace of the current thread using backtrace() or [NSThread callStackSymbols], but how ... assuming it's been frozen)? See Question&Answers more detail:os...
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Oct 24, 2021
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iphone
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329
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iphone - AFNetworking Post Request with json feedback
I am using AFNetworking and creating a post request for which I require json feedback. The code below works however ... your help in advance :) See Question&Answers more detail:os...
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Oct 24, 2021
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iphone
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478
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iphone - How to choose account and service values for SSKeychain
I'm thinking of using SSKeychain for storing a password in an iOS app, but I'm not sure if I need some ... ones. Is there a common practice? See Question&Answers more detail:os...
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Oct 24, 2021
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iphone
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490
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iphone - How to mask an image in IOS sdk?
I want to apply an image filter or mask when a word drawn on the image.The word will have transparent effect ... text to see through it. See Question&Answers more detail:os...
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Oct 24, 2021
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iphone
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369
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iphone - can a particular rect of UIview have different alpha..?
I wan't a imageview which is semi-transparent in other parts and completely transparent in the middle .. see this ... certain rect of a view..? See Question&Answers more detail:os...
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Oct 24, 2021
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iphone
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338
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iphone - UIModalPresentationCurrentContext with Transition?
I am trying to modal present a view controller like below: UIStoryboard *storyboard = [UIStoryboard storyboardWithName: ... around this? Thanks. See Question&Answers more detail:os...
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Oct 24, 2021
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iphone
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378
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iphone - Facebook App Invites iOS SDK v4.0 configuration and states
I have recently started to implement the new Facebook's App Invites feature. The invite is sent, but my friends ( ... be a (nice) beta feature? See Question&Answers more detail:os...
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Oct 24, 2021
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iphone
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366
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iphone - What is the best way to make a UIButton checkbox?
I am trying to make a standard check box for my iPhone app from a UIButton with a title and image. The button ... to do this? Thanks in advance. See Question&Answers more detail:os...
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Oct 24, 2021
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iphone
0
votes
458
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iphone - Simple embeddable MidiSynth for iOS?
I have a guitar diagram app for Android that I am porting to iOS. Android has a embedded midi ... lightweight embeddable synths for iOS? See Question&Answers more detail:os...
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Oct 24, 2021
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Technique[技术]
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71.8m
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iphone
0
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418
views
1
answer
iphone - Synchronizing NSMutableArray for Thread Security ?
I have a Threaded application, in which there is a NSMutableArray, which contains the NSManagedObjects, Now i want my ... Thanks in Advance ... See Question&Answers more detail:os...
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Oct 24, 2021
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71.8m
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iphone
0
votes
308
views
1
answer
iphone - Return to app from safari
In my application, I redirect the user to the safari browser when he/she taps on a button, which in turn closes ... screen. Any idea please... See Question&Answers more detail:os...
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Oct 24, 2021
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71.8m
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iphone
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444
views
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answer
iphone - Filtering characters entered into a UITextField
I have a UITextField in my application. I'd like to restrict the set of characters that can be can be ... . This assumption may be incorrect. See Question&Answers more detail:os...
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Oct 24, 2021
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Technique[技术]
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71.8m
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iphone
0
votes
486
views
1
answer
iphone - How to add Swipe Gestures to UITableView cell?
I added this code in cellForRowAtIndexPath UISwipeGestureRecognizer *gestureR = [[UISwipeGestureRecognizer alloc] initWithTarget: ... now use. See Question&Answers more detail:os...
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Oct 24, 2021
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iphone
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379
views
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iphone - Why does my movie from UIImages gets distorted?
I'm using zoul's solution to export UIImage array as a movie. But my frames all turns out distorted. Here's ... explanation on how to fix it. See Question&Answers more detail:os...
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Oct 24, 2021
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445
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iphone - removing duplicates in nsarray
how can i remove duplicates in nsarray. for instance my array contains following data. I want to compare with ... ; } } Regards, sathish See Question&Answers more detail:os...
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Oct 24, 2021
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Technique[技术]
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71.8m
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