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objective-c
2098 questions · page 1 of 42
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10
votes
3
answers
How to wait in NSThread until some event occur in iOS?
iphone
ios
objective-c
nsthread
nsrunloop
asked 2013-07-31T13:26:24.590
11
votes
3
answers
How do I get the first X elements of an unknown size NSArray?
objective-c
asked 2013-07-29T16:14:45.117
8
votes
2
answers
Make all black pixels transparent using CIImage
objective-c
core-image
asked 2013-07-29T09:59:29.393
35
votes
8
answers
Programmatically Creating UILabel
ios
objective-c
uilabel
asked 2013-07-23T14:29:49.857
13
votes
5
answers
How to get change in network connection notification from iOS Reachability Class?
ios
objective-c
reachability
asked 2013-07-23T08:15:38.710
22
votes
2
answers
UIImageView+AFNetworking setImageWithURL with animation
objective-c
uiimageview
afnetworking
asked 2013-07-18T17:23:43.503
82
votes
14
answers
Circular UIImageView in UITableView without performance hit?
ios
objective-c
uitableview
uiimageview
asked 2013-07-18T11:15:43.633
12
votes
3
answers
UITapGestureRecognizer on UILabels in subview of UIScrollView not working
ios
objective-c
uiscrollview
uilabel
uigesturerecognizer
asked 2013-07-18T10:38:23.770
22
votes
4
answers
-segueForUnwindingToViewController: fromViewController: identifier: not being called
ios
objective-c
segue
asked 2013-07-18T10:29:49.907
26
votes
3
answers
Objective-C method description (doc comments)
objective-c
xcode
documentation
comments
asked 2013-07-17T02:30:13.980
12
votes
1
answers
Centering View between neighbors using autolayout in IOS
ios
objective-c
autolayout
asked 2013-07-16T22:51:19.043
12
votes
1
answers
Arc4random modulo biased
objective-c
random
probability
arc4random
asked 2013-07-14T15:10:05.600
18
votes
4
answers
Which is the best way to suppress "unused variable" warning
ios
objective-c
c
clang
asked 2013-07-12T19:03:22.857
13
votes
3
answers
UITableViewCell custom edit view
ios
objective-c
uitableview
uikit
asked 2013-07-12T13:26:36.400
8
votes
7
answers
Removing PDF password protection, knowing the password
objective-c
pdf
encryption
asked 2013-07-12T11:02:27.250
71
votes
10
answers
CAGradientLayer, not resizing nicely, tearing on rotation
iphone
ios
objective-c
uiviewcontroller
cagradientlayer
asked 2013-07-09T18:53:24.807
19
votes
2
answers
No visible @interface declares the selector error
iphone
ios
objective-c
ipad
asked 2013-07-09T08:56:35.110
38
votes
3
answers
Is it possible to add custom text in NSDateFormatter's format string?
ios
objective-c
nsdateformatter
asked 2013-07-09T07:35:48.763
44
votes
1
answers
Add UIGestureRecognizer to swipe left to right right to left my views
ios
objective-c
uiviewcontroller
uigesturerecognizer
swipe-gesture
asked 2013-07-09T05:18:12.957
11
votes
10
answers
how to disable UserInteraction for UITableview cell but not in custom button on cell
iphone
objective-c
uitableview
asked 2013-07-08T09:16:22.617
9
votes
3
answers
NSLock + atomic property vs nonatomic
objective-c
multithreading
thread-safety
locking
foundation
asked 2013-07-08T03:37:00.307
9
votes
2
answers
How to read resources files within a framework?
objective-c
xcode
macos
asked 2013-07-06T18:27:19.277
9
votes
1
answers
When do the appdelegate methods get called in relation to the view lifecycle methods of your initial view controller?
ios
objective-c
appdelegate
asked 2013-07-06T00:56:29.623
12
votes
3
answers
Opening web URL with NSButton - Mac OS
objective-c
asked 2013-07-05T22:21:52.600
8
votes
3
answers
exclude subview from UITapGestureRecognizer
ios
objective-c
cocoa-touch
asked 2013-07-05T13:13:49.060
68
votes
14
answers
How to allow only single UIViewController to rotate in both Landscape and Portrait direction?
iphone
ios
objective-c
uiviewcontroller
asked 2013-07-04T08:57:20.267
29
votes
5
answers
Use of external C++ headers in Objective-C
c++
ios
objective-c
xcode
include-path
asked 2013-07-04T08:50:23.247
21
votes
2
answers
NSKeyedUnarchiver - try/catch needed?
objective-c
exception
try-catch
nskeyedunarchiver
asked 2013-06-25T14:01:53.473
22
votes
7
answers
How to do Slow Motion video in IOS
ios
objective-c
video
ffmpeg
avfoundation
asked 2013-06-25T12:12:28.550
8
votes
3
answers
Sort Array Based on Two Parameters
ios
objective-c
cocoa-touch
asked 2013-06-24T02:47:22.367
8
votes
2
answers
iOS framework and Category import
ios
objective-c
objective-c-category
asked 2013-06-21T14:04:58.340
8
votes
2
answers
Why doesn't ARC free memory when using [NSDate date] but works fine using [[NSDate alloc] init]?
objective-c
automatic-ref-counting
asked 2013-06-20T08:26:39.673
8
votes
1
answers
applicationDidBecomeActive in UIViewController?
ios
objective-c
asked 2013-06-16T11:19:02.293
9
votes
2
answers
Should I include custom Categories in my open source projects?
ios
objective-c
open-source
asked 2013-06-15T20:48:26.407
8
votes
3
answers
why the type of `nil` is not `id` but `void *`
objective-c
objective-c-blocks
null
asked 2013-06-15T10:40:22.770
23
votes
2
answers
Performance Issues When Using Many CALayer Masks
ios
objective-c
performance
calayer
masking
asked 2013-06-11T21:44:50.550
29
votes
6
answers
iOS: Stretching / Resizing UITableView Header As The User Drags Down?
ios
objective-c
uitableview
uiscrollview
uiimageview
asked 2013-06-11T21:04:21.220
398
votes
26
answers
Creating a blurring overlay view
ios
objective-c
graphics
filtering
core-image
asked 2013-06-11T10:13:41.643
113
votes
6
answers
iOS 7 style Blur view
ios
objective-c
core-graphics
asked 2013-06-11T04:45:16.010
8
votes
2
answers
iOS Setters and Getters and Underscored Property Names
ios
objective-c
asked 2013-06-10T04:53:23.503
15
votes
2
answers
when to use KVO?
objective-c
key-value-observing
asked 2013-06-09T08:04:08.747
9
votes
2
answers
Embedding a Java runtime into a sandboxed Cocoa Mac app
java
objective-c
macos
cocoa
asked 2013-06-06T11:13:36.143
12
votes
6
answers
Replacement of date object with “today” and “yesterday” strings in iphone
iphone
objective-c
nsdate
asked 2013-06-06T06:44:26.440
14
votes
6
answers
How to reset my UIScrollView's position after returning from a modal transition?
ios
objective-c
uiscrollview
asked 2013-06-06T04:17:11.413
23
votes
5
answers
How can I stop the UITableView over scroll at the top and bottom?
iphone
objective-c
cocoa-touch
uitableview
asked 2013-06-05T10:39:16.323
15
votes
3
answers
AVPlayer Video Blank but Hear Sound
iphone
ios
objective-c
avplayer
avplayerlayer
asked 2013-05-28T22:37:49.820
12
votes
4
answers
Whatsapp link on products?
iphone
ios
objective-c
message
whatsapp
asked 2013-05-28T07:25:18.453
8
votes
4
answers
PresentViewController without fullscreen
ios
objective-c
ipad
asked 2013-05-22T13:55:27.500
18
votes
3
answers
Accessing a method in a super class when it's not exposed
objective-c
introspection
asked 2013-05-21T20:00:34.473
20
votes
4
answers
UITableView reloadSection and reloadRowsAtIndexPaths causes weird animation
objective-c
uitableview
animation
lazy-loading
asked 2013-05-20T14:30:19.643
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