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objective-c
2098 questions · page 10 of 42
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8
votes
2
answers
Can server-to-client messaging rely on APNS?
iphone
objective-c
ios
push-notification
apple-push-notifications
asked 2012-06-10T12:03:03.380
24
votes
5
answers
Save Photos to Custom Album in iPhones Photo Library
iphone
objective-c
uiimage
uiimagepickercontroller
alassetslibrary
asked 2012-06-08T18:42:09.860
24
votes
3
answers
plus (+) versus minus (-) in objective-c
objective-c
ios
asked 2012-06-08T18:20:16.487
25
votes
2
answers
So many ways to define a byte
ios
objective-c
byte
typedef
asked 2012-06-08T09:11:36.723
11
votes
2
answers
Macro to know whether ARC enabled or not in Xcode 4.3.2
ios
objective-c
cocoa
xcode4
asked 2012-06-07T10:39:17.690
9
votes
4
answers
Image of the first pdf page ios sdk
iphone
objective-c
ios
pdf
uiimage
asked 2012-06-06T17:25:29.960
8
votes
3
answers
how to implement addTarget property in a UIButton
iphone
objective-c
ios
xcode
asked 2012-06-06T08:00:07.837
10
votes
5
answers
In Objective-C, importing same headers in every class make compile time longer?
iphone
objective-c
ios
header
asked 2012-06-06T07:39:08.353
10
votes
2
answers
Display vector images in iOS (SVG or FXG)
objective-c
ios
svg
fxg
asked 2012-06-06T04:58:37.047
69
votes
1
answers
What is the meaning of the "Application Requires iPhone Environment" key in info.plist?
ios
objective-c
xcode
applet
info.plist
asked 2012-06-05T19:57:59.860
13
votes
3
answers
Cannot scroll in UIWebView in iOS
objective-c
ios5
xcode4.2
ios-simulator
asked 2012-06-04T03:20:55.607
12
votes
4
answers
AVAudioPlayer gives no sound output
iphone
objective-c
audio
asked 2012-06-01T19:37:14.193
29
votes
1
answers
How do I use pfquery in parse.com filtering on a boolean field in ios?
objective-c
ios
boolean
parse-platform
asked 2012-06-01T15:09:23.600
20
votes
4
answers
what is the alternative solution for paymentWithProductIdentifier?
iphone
objective-c
xcode
in-app-purchase
asked 2012-06-01T09:58:50.583
13
votes
7
answers
When to use NSNotificationCenter
objective-c
ios
architecture
observer-pattern
nsnotificationcenter
asked 2012-05-31T15:20:28.483
24
votes
8
answers
How to invite friends to my application via facebook iOS SDK and Graph API
iphone
objective-c
facebook
facebook-graph-api
facebook-ios-sdk
asked 2012-05-31T13:00:36.193
23
votes
2
answers
How to synchronously animate a UIView and a CALayer
objective-c
cocoa-touch
core-animation
uiviewanimation
asked 2012-05-29T14:43:06.443
16
votes
5
answers
Objective c - Best practice to handle a button touch event for a button of a custom UITableViewCell
objective-c
ios
uitableview
uibutton
asked 2012-05-29T09:46:36.523
10
votes
4
answers
Is it possible to observe -visibleRect
objective-c
cocoa
osx-lion
nsview
asked 2012-05-26T05:45:47.010
12
votes
2
answers
Phonegap: completely removing the black bar from the iPhone keyboard
iphone
objective-c
cordova
soft-keyboard
asked 2012-05-25T00:20:33.093
10
votes
1
answers
Where is the DEBUG macro defined?
objective-c
macros
c-preprocessor
asked 2012-05-24T06:06:25.540
13
votes
2
answers
How to Know the maximum font size allowed for a given font name?
objective-c
ios
asked 2012-05-22T05:54:13.563
22
votes
12
answers
MPMoviePlayerViewController doesn't auto-rotate
iphone
objective-c
ios
asked 2012-05-21T18:00:49.873
8
votes
2
answers
iPhone iOS how to flip/reflect any UIView in - place?
iphone
objective-c
ios
uiview
core-graphics
asked 2012-05-21T12:38:11.997
9
votes
3
answers
Got PN however application:application didReceiveRemoteNotification: not triggered when app icon is selected
objective-c
xcode
apple-push-notifications
asked 2012-05-17T00:51:48.253
10
votes
5
answers
Mac OS X: Drawing into an offscreen NSGraphicsContext using CGContextRef C functions has no effect. Why?
objective-c
macos
cocoa
core-graphics
quartz-2d
asked 2012-05-16T22:19:09.293
8
votes
2
answers
Communication between two applications
objective-c
ios
asked 2012-05-15T19:35:24.793
9
votes
4
answers
MonoTouch v. Objective-C for new iPhone devs
c#
objective-c
ios
xamarin.ios
asked 2012-05-13T17:08:10.800
15
votes
3
answers
Objective-C dynamic_cast?
objective-c
asked 2012-05-11T19:53:14.217
16
votes
3
answers
animateWithDuration completes immediately
objective-c
ios
uiview
uiimageview
core-animation
asked 2012-05-11T08:51:43.337
16
votes
10
answers
iPhone - Get City name from Latitude and Longtiude
iphone
objective-c
ios
google-maps
asked 2012-05-09T12:00:34.417
25
votes
2
answers
Objective C - getting line number or full stack trace from debugger error?
objective-c
xcode
cocoa
asked 2012-05-08T15:09:16.277
9
votes
3
answers
Force a specific localization to be used for a target
objective-c
ios
xcode
xcode4
localization
asked 2012-05-07T17:28:13.883
13
votes
3
answers
How to programmatically check the iPad version/model
objective-c
ios
ipad
asked 2012-05-07T11:12:30.277
16
votes
8
answers
App crash - "DiskImageCache: Could not resolve the absolute path of the old directory."
objective-c
ipad
ios5
ios-simulator
asked 2012-05-04T11:24:46.180
9
votes
1
answers
Performing a Storyboard Segue programmatically
iphone
objective-c
ios
segue
asked 2012-05-03T12:29:38.970
13
votes
4
answers
Passing blocks in Objective-C
objective-c
automatic-ref-counting
objective-c-blocks
asked 2012-05-03T02:08:01.060
10
votes
2
answers
"unrecognized selector sent to class" when calling category method from a library
objective-c
cocoa
extension-methods
foundation
unrecognized-selector
asked 2012-05-02T15:24:13.003
8
votes
2
answers
How to show the progress of copying a large file in iOS?
objective-c
ios
copy
progress-bar
asked 2012-05-02T13:30:27.820
11
votes
2
answers
UrlByAppendingPathComponent vs UrlByAppendingPathExtension
objective-c
ios
ios5
asked 2012-05-01T21:22:23.717
24
votes
6
answers
How do you pass a variable to the UIAlertView delegate?
iphone
objective-c
ios
uialertview
asked 2012-04-30T17:25:47.203
8
votes
3
answers
iPhone iOS how to create graphics effects like drop shadow, etc? What effects are built-into iOS?
iphone
objective-c
ios
core-graphics
quartz-graphics
asked 2012-04-30T12:31:12.927
14
votes
4
answers
What should I do if I can't find the GPUImage.h header for the GPUImage framework?
objective-c
ios
filter
asked 2012-04-30T10:47:12.507
66
votes
5
answers
Making RGB color in Xcode
ios
objective-c
uicolor
asked 2012-04-30T05:45:18.060
9
votes
2
answers
Storing arbitrary metadata with a plain-text file
objective-c
cocoa
asked 2012-04-29T18:05:13.590
8
votes
6
answers
How do you detect words that start with “@” or “#” within an NSString?
objective-c
ios
twitter
nsstring
uitextview
asked 2012-04-27T15:34:59.523
32
votes
2
answers
iPhone RestKit how to enable RKLogDebug?
iphone
objective-c
ios
logging
restkit
asked 2012-04-26T15:11:14.493
20
votes
2
answers
Xcode: How to add new tab screen in IOS5 storyboard?
iphone
objective-c
ios
xcode
ios5
asked 2012-04-26T13:16:14.800
9
votes
4
answers
UITableView within a UIViewController
ios
objective-c
uitableview
uiviewcontroller
asked 2012-04-25T22:30:02.557
19
votes
5
answers
What is a long-term method I can use to uniquely identify an iOS device?
iphone
objective-c
ios
asked 2012-04-25T15:56:41.213
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