Highest scored 'iphone+ipad' questions

513 votes

8 answers

156k views

iPad Multitasking support requires these orientations

I'm trying to submit my universal iOS 9 apps to Apple (built with Xcode 7 GM) but I receive this error message for the bundle in iTunes Connect, just when I select Submit for Review: Invalid Bundle. ...

Cosmin

6,823

asked Sep 14, 2015 at 7:53

375 votes

10 answers

315k views

Remove or uninstall library previously added : cocoapods

I added an external framework via cocoapods into my iOS application. How can i remove that library from the project?

Lithu T.V

20k

asked Dec 6, 2012 at 19:35

344 votes

17 answers

276k views

iPhone App Icons - Exact Radius?

I'm trying to create the icon for my iPhone app, but don't know how to get the exact radius that the iPhone's icons use. I've searched and searched for a tutorial or a template but can't find one. I'...

Frank Barson

3,469

asked Jan 20, 2010 at 21:53

324 votes

18 answers

203k views

Detect current device with UI_USER_INTERFACE_IDIOM() in Swift

What is the equivalent of UI_USER_INTERFACE_IDIOM() in Swift to detect between iPhone and iPad? I get an Use of unresolved identifier error when compiling in Swift.

Berry Blue

15.8k

asked Jun 5, 2014 at 11:43

293 votes

24 answers

255k views

Proper way to exit iPhone application?

I am programming an iPhone app, and I need to force it to exit due to certain user actions. After cleaning up memory the app allocated, what's the appropriate method to call to terminate the ...

user21293

6,479

asked Dec 10, 2008 at 5:42

272 votes

23 answers

285k views

How to get device make and model on iOS?

I was wondering if it's possible to determine what kind of iPhone (for example) the currentdevice is? I know it's possible to get the model through NSString *deviceType = [[UIDevice currentDevice] ...

Nathan Fraenkel

3,442

asked Jun 25, 2012 at 21:19

264 votes

3 answers

138k views

CSS submit button weird rendering on iPad/iPhone

I noticed that if I style my buttons with CSS using radius, colors and borders, they look good but in the iphone/ipad/ipod they look terrible...shouldn't be the same rendering as in Safari Desktop??

Francesco

25.1k

asked Mar 25, 2011 at 21:58

237 votes

6 answers

250k views

Styling input buttons for iPad and iPhone

I'm using CSS to style the input buttons on my website, but on IOS devices the styling is replaced by Mac's default buttons. Is there a way to style buttons for iOS, or a way to maybe make a hyperlink ...

mheavers

29.8k

asked Mar 27, 2011 at 13:09

220 votes

21 answers

82k views

Converting Storyboard from iPhone to iPad

I have an iPhone application which has a storyboard. Now I want to provide an iPad application too. So I asked me whether there is a function which helps me convert my iPhone storyboard to an iPad ...

dehlen

7,335

asked Dec 11, 2011 at 16:59

214 votes

2 answers

108k views

How to fix UITableView separator on iOS 7? [duplicate]

UITableView draws with ragged lines on iOS 7: How to fix it? The line between cells should be on the full width of the screen.

Dmitry

14.5k

asked Sep 12, 2013 at 19:55

214 votes

12 answers

318k views

Setting an image for a UIButton in code

How do you set the image for a UIButton in code? I have this: UIButton *btnTwo = [UIButton buttonWithType:UIButtonTypeRoundedRect]; btnTwo.frame = CGRectMake(40, 140, 240, 30); [btnTwo setTitle:@"...

Spanky

4,990

asked Sep 24, 2009 at 2:06

207 votes

55 answers

66k views

Xcode 4 hangs at "Attaching to (app name)"

I just upgraded to Xcode 4 and for some reason my app won't run in the simulator or iOS device. It was working perfectly in Xcode 3, but all of a sudden now when I press run the program stops at "...

Community wiki

6 revs, 5 users 56%
user739711

203 votes

16 answers

95k views

How can I click a button behind a transparent UIView?

Let's say we have a view controller with one sub view. the subview takes up the center of the screen with 100 px margins on all sides. We then add a bunch of little stuff to click on inside that ...

Sean Clark Hess

16k

asked Jun 15, 2010 at 15:51

201 votes

24 answers

225k views

How do I URL encode a string

I have a URL string (NSString) with spaces and & characters. How do I url encode the entire string (including the & ampersand character and spaces)?

xonegirlz

8,939

asked Nov 11, 2011 at 0:59

195 votes

11 answers

188k views

Xcode/Simulator: How to run older iOS version?

I'm thinking of upgrading to iOS SDK 4.2. But what I'm wondering is if I'll still be able to run the simulator as iOS 3.2. This is because I'm creating iAds for iPad but I still want to check if my ...

Shai UI

51.2k

asked Nov 23, 2010 at 23:16

175 votes

32 answers

505k views

HTML5 Video tag not working in Safari , iPhone and iPad

I am trying to create an html5 web page in which there is a small video like 13s , I converted the flash version of this video into 3 format : .ogv using fireFogg , .webm using firefogg also and .mp4 ...

Khaled Al Hage Ismail

1,849

asked Dec 3, 2013 at 9:30

168 votes

18 answers

135k views

iPad Web App: Detect Virtual Keyboard Using JavaScript in Safari?

I'm writing a web app for the iPad (not a regular App Store app - it's written using HTML, CSS and JavaScript). Since the keyboard fills up a huge part of the screen, it would make sense to change the ...

LKM

4,351

asked Apr 7, 2010 at 14:12

167 votes

9 answers

70k views

Obscure a UITextField password

I am doing a login page. I have UITextField for password. Obviously, I do not want the password to be seen; instead, I want circles to show when typing. How do you set the field for this to happen?

harsh_017

1,751

asked Jul 5, 2011 at 6:45

163 votes

27 answers

614k views

Install .ipa to iPad with or without iTunes

I have the .ipa from PhoneGap build and I need to test it. I got provisioning profile from Developer account. So my question is: can I directly put my .ipa to iPad to install for testing, or do I ...

URAndroid

6,247

asked Nov 23, 2013 at 8:32

157 votes

12 answers

174k views

UIButton Image + Text IOS

I need a UIButton with image & text. Image should be in the top & text comes under the image both should be clickable.

Codesen

7,782

asked Jul 30, 2012 at 7:41

156 votes

19 answers

96k views

How to detect total available/free disk space on the iPhone/iPad device?

I'm looking for a better way to detect available/free disk space on the iPhone/iPad device programmatically. Currently I'm using the NSFileManager to detect the disk space. Following is the snippet of ...

Code.Decode

3,736

asked Apr 19, 2011 at 6:38

148 votes

15 answers

185k views

How to center a subview of UIView

I have a UIView inside a UIViewm and I want the inner UIView to be always centered inside the outer one, without it having to resize the width and height. I've set the struts and springs so that it's ...

xonegirlz

8,939

asked Jun 28, 2012 at 20:00

147 votes

36 answers

144k views

Xcode doesn't see my iOS device but iTunes does

I have a strange problem. I have an iPad with iOS 5.0.1 (9A405) and iOS SDK 5.0.1 with Xcode 4.2 (Build 4C199) installed on my Mac. Xcode doesn't see my device. It says "iOS Device" not "Sauron's ...

Vlad

2,130

asked Apr 10, 2012 at 11:36

147 votes

11 answers

154k views

What size should apple-touch-icon.png be for iPad and iPhone?

Are Apple touch icons bigger than 60x60 supported, and if so, what dimensions should I use for the iPad and iPhone?

Harry

1,579

asked Jun 8, 2010 at 12:58

147 votes

6 answers

70k views

How to programmatically display version/build number of target in iOS app?

How can I programmatically get the value of the target version, like in the image below? As seen in the Properties window of the target of my Xcode project. I want to display this in the splash ...

slim

4,030

asked Jun 10, 2010 at 15:21

145 votes

15 answers

366k views

position: fixed doesn't work on iPad and iPhone

I have been struggling with fixed positioning in iPad for a while. I know iScroll and it does not always seem to work (even in their demo). I also know that Sencha has a fix for that, but I couldn't ...

Tower

101k

asked Feb 3, 2011 at 17:42

142 votes

6 answers

83k views

Animate change of view controllers without using navigation controller stack, subviews or modal controllers?

NavigationControllers have ViewController stacks to manage, and limited animation transitions. Adding a view controller as a sub-view to an existing view controller requires passing events to the sub-...

TigerCoding

8,710

asked Nov 16, 2011 at 3:18

140 votes

2 answers

93k views

How do I access the host machine itself from the iPhone simulator

I'm developing an app that connects to a web service for most of it's operations. As a shortcut, I'd like to run a copy of my development server on my machine. Question is: How/can I access the host ...

Jordan Walsh

1,575

asked May 20, 2011 at 21:47

138 votes

9 answers

156k views

How to draw a custom UIView that is just a circle - iPhone app

How would I go about drawing a custom UIView that is literally just a ball (a 2D circle)? Would I just override the drawRect method? And can someone show me the code for drawing a blue circle? Also, ...

StanLe

5,107

asked Jul 5, 2011 at 21:47

137 votes

5 answers

93k views

How can I save an image to the camera roll?

I am new to Xcode (using 4.3) and am not sure how to save an image to the device's camera roll. All that I have done so far is set up an IBAction for the button to save the image. What library method ...

user1470914

1,397

asked Jun 21, 2012 at 3:14

136 votes

27 answers

148k views

UIScrollView not scrolling

I have a UIScrollView which contains many UIImageViews, UILabels, etc... the labels are much longer that the UIScrollView, but when I run the app, I cannot click and scroll down... Why might this be? ...

Mark

14.9k

asked May 13, 2010 at 4:36

134 votes

17 answers

168k views

UILabel is not auto-shrinking text to fit label size

I have this strange issue, and im dealing with it for more than 8 hours now.. Depending on situation i have to calculate UILabels size dynamically, e.g my UIViewController receives an event and i ...

Lukas

2,515

asked Mar 28, 2012 at 13:16

120 votes

7 answers

34k views

How to detect that animation has ended on UITableView beginUpdates/endUpdates?

I am inserting/deleting table cell using insertRowsAtIndexPaths/deleteRowsAtIndexPaths wrapped in beginUpdates/endUpdates. I am also using beginUpdates/endUpdates when adjusting rowHeight. All these ...

pixelfreak

17.8k

asked Oct 2, 2011 at 0:06

117 votes

31 answers

80k views

Not able to type in textfield in iphone simulator using Mac Keyboard?

I'm working on a basic iOS app which supports both portrait and landscape modes. When the iPhone simulator keyboard is open in landscape and I'm switching the app to portrait mode I'm unable to type ...

Deepak Carpenter

1,524

asked Sep 24, 2013 at 10:47

117 votes

9 answers

144k views

How to set the UITableView Section title programmatically (iPhone/iPad)?

I've created a UITableView in Interface Builder using storyboards. The UITableView is setup with static cells and a number of different sections. The issue I'm having is that I'm trying to setup my ...

user843337

asked May 8, 2012 at 20:07

116 votes

6 answers

263k views

javascript scroll event for iPhone/iPad?

I can't seem to capture the scroll event on an iPad. None of these work, what I am doing wrong? window.onscroll=myFunction; document.onscroll=myFunction; window.attachEvent("scroll",myFunction,...

ck_

3,383

asked May 19, 2010 at 7:18

115 votes

5 answers

81k views

iOS: Access app-info.plist variables in code

I am working on a Universal app & would like to access the values stored in app-info.plist file in my code. Reason: I instantiate a UIViewController dynamically from a storyboard using: ...

sherlock

1,531

asked Mar 2, 2012 at 8:18

115 votes

29 answers

85k views

Is it possible to use AutoLayout with UITableView's tableHeaderView? [duplicate]

Since I discovered AutoLayout I use it everywhere, now I'm trying to use it with a tableHeaderView. I made a subclass of UIView added everything (labels etc...) I wanted with their constraints, then ...

ItsASecret

2,619

asked May 9, 2013 at 21:59

114 votes

9 answers

74k views

Navigation bar appear over the views with new iOS7 SDK

CGRect cgRect1 = [[UIScreen mainScreen] applicationFrame]; UISearchBar *mySearchBar = [[UISearchBar alloc] initWithFrame:CGRectMake(0, 0, cgRect.size.width, 40)]; mySearchBar....

user2110287

asked Aug 7, 2013 at 12:43

113 votes

6 answers

24k views

To ARC or not to ARC? What are the pros and cons? [closed]

I've yet to use ARC, since the majority of the code in the project I'm working on at the moment was written pre-iOS 5.0. I was just wondering, does the convenience of not retaining/releasing ...

Simon Withington

1,485

asked Jan 6, 2012 at 15:46

110 votes

7 answers

84k views

Is there a UIView resize event?

I have a view that has rows and columns of imageviews in it. If this view is resized, I need to rearrange the imageviews positions. This view is a subview of another view that gets resized. Is ...

live-love

50.6k

asked Oct 22, 2010 at 20:21

108 votes

3 answers

15k views

Override setter with arc

@interface Article : NSObject @property (nonatomic, strong) NSString *imageURLString; @end @implementation Class @synthesize imageURLString = _imageURLString; - (void)setImageURLString:(NSString ...

rowwingman

5,581

asked Oct 28, 2011 at 14:34

107 votes

3 answers

67k views

How to build a framework or library for other developers, the secure way? [closed]

We have an idea for an framework or library that will be very helpful for any iOS developer. So we're seriously thinking about switching from app development to framework/library development. But when ...

Proud Member

40.3k

asked Oct 31, 2010 at 20:52

104 votes

10 answers

43k views

iOS Development: How can I induce low memory warnings on device?

I'd like to test my app functions well in low memory conditions, but it's difficult to test. How can I induce low memory warnings that trigger the didReceiveMemoryWarning method in my views when the ...

BeachRunnerFred

18.3k

asked Jan 17, 2011 at 19:44

104 votes

9 answers

94k views

iphone/ipad: How exactly use NSAttributedString?

Yes, many people are saying about Rich Text in iPhone/iPad and many knows about NSAttributedString. But how to use NSAttributedString? I searched for much time, no extract clues for this. I know ...

Jack

3,943

asked Sep 24, 2010 at 11:20

103 votes

4 answers

28k views

Xcode 4.5 Storyboard 'Exit'

I have just installed Xcode 4.5 for iOS6 support, and I have seen a new icon called 'Exit' in my Storyboard, listed under my view controllers along with 'First Responder' etc. A little green icon ...

Josh Kahane

17k

asked Sep 13, 2012 at 23:06

101 votes

7 answers

52k views

How to write a BOOL predicate in Core Data?

I have an attribute of type BOOL and I want to perform a search for all managed objects where this attribute is YES. For string attributes it is straightforward. I create a predicate like this: ...

Proud Member

40.3k

asked May 29, 2011 at 17:08

101 votes

10 answers

181k views

What are the sizes used for the iOS application splash screen?

I am developing an application using the iOS SDK. I need to know what Default splash screen sizes I need.

a111

2,145

asked Apr 14, 2010 at 4:32

101 votes

11 answers

119k views

How do I reset the scale/zoom of a web app on an orientation change on the iPhone?

When I start my app in portrait mode, it works fine. Then I rotate into landscape and it's scaled up. To get it to scale correctly for the landscape mode I have to double tap on something twice, ...

Elisabeth

2,982

asked Apr 1, 2010 at 2:33

98 votes

16 answers

90k views

Is it possible to force ignore the :hover pseudoclass for iPhone/iPad users?

I have some css menus on my site that expand with :hover (without js) This works in a semi-broken way on iDevices, for example a tap will activate the :hover rule and expand the menu, but then ...

Christopher Camps

1,283

asked Apr 30, 2010 at 1:34

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