Objective-C Tips and Tricks for iOS Developers

  RSS Total items: 106

Title Added Hits
  Fade from color to color Apr 03th, 2017 919
  UIWebView get vertical height Mar 31th, 2017 814
  Threads Helper Feb 27th, 2017 888
  Identifies if is running from the device or simulator Jul 20th, 2016 967
  Standardize AFNetworking calls Apr 21th, 2016 971
  UILabel correct way to padding left/right Apr 18th, 2016 245
  Performance examination procedure Mar 18th, 2016 884
  Cancellable dispatch_after Mar 04th, 2016 1189
  Scroll direction pulses with a value sensitivity Mar 03th, 2016 926
  How to get router IP address in Objective-C Feb 27th, 2016 1021
  Change value of existing NSLayoutConstraints Feb 18th, 2016 903
  Block execution on main thread Feb 16th, 2016 952
  Correct way for to scroll after of reloadData completion Feb 09th, 2016 1136
  Convert GMT date to Italian date Nov 23th, 2015 1008
  Get duration of streaming Nov 23th, 2015 949
  Capture an image of a view not yet displayed Jul 09th, 2015 1092
  Obfuscate Class and methods in Objective-C Jun 18th, 2015 1100
  Validate a email from a string Apr 23th, 2015 1173
  Convert URL to a Tiny URL Apr 23th, 2015 1809
  Thumbnail image from ALAsset with a category Apr 23th, 2015 1169
  Convert video to MP4 from a URL Apr 23th, 2015 1181
  Save jpeg image from CGImageRef Apr 23th, 2015 1106
  Capture a screenshot from mov video types Apr 23th, 2015 1070
  Get informations of the certificate (OS X) Feb 22th, 2015 1860
  Check valid MPMoviePlayerController video URL Nov 10th, 2014 984
  AVPlayer verify streaming when stalled Oct 29th, 2014 1165
  Detect the type of iPhone Device independent from iOS vers Oct 18th, 2014 1031
  Convert property names in a text string with their value Oct 10th, 2014 1003
  Generate a unique id of a NSObject Oct 08th, 2014 1010
  iOS8: correct screen bounds Oct 02th, 2014 490
  How to check the end of an audio (AVPlayer) Sep 29th, 2014 1031
  How to get duration (HH:MM:SS) from AVAudioPlayer Sep 12th, 2014 378
  fix the wrong value of sizeThatFits in a UITableViewCell Sep 11th, 2014 1050
  Get list of all interfaces on the iPhone - iPad Device Aug 26th, 2014 1054
  Settings from a PLIST file Jul 25th, 2014 1097
  Loading the XIB dependent on the device Jul 09th, 2014 1025
  NSObject set property values with NSDictionary Jul 07th, 2014 1022
  Convert NSObject to NSDictionary Jun 23th, 2014 1641
  Tips: a solid dealloc for all classes Jun 23th, 2014 419
  Fix the crash in iOS6 when you start a not supported video Jun 09th, 2014 1051
  Fixes crash in case of missing of the partial KeyPath May 23th, 2014 1106
  fix for crash when called the reloadData of a UITableView Apr 29th, 2014 1047
  Capture blurred UIView Apr 23th, 2014 864
  NSDictionary to JSON Apr 04th, 2014 881
  Time difference between two dates Mar 14th, 2014 898
  How to never block the interface with NSOperation Mar 13th, 2014 971
  NSError from NSException Feb 05th, 2014 981
  Filter an NSArray of NSDictionary with NSPredicate Jan 23th, 2014 759
  UILabel text size fit macro Jan 16th, 2014 897
  UILabel and text size for iOS 7 Dec 12th, 2013 926
  Convert Unicode string into readable string Dec 10th, 2013 869
  UIWebVew Video Autoplay Dec 03th, 2013 968
  iOS SOAP client engine Aug 31th, 2013 1064
  MD5 encode NSString Aug 30th, 2013 812
  Fix for Fecebook SDK when retrieving user permissions Aug 30th, 2013 933
  SHA1 encode NSString Aug 23th, 2013 787
  How to create a perfect circle UIView Jul 17th, 2013 1211
  How to retrieve the current displayed viewcontroller Jul 11th, 2013 836
  How to put an image and a bottom text together in a UIButton Jul 02th, 2013 943
  How to invoke a method in a class via their string names Jun 26th, 2013 809
  Icon with symbol of the beta version Jun 23th, 2013 882
  UIWebView asynchronous javascript call Jun 19th, 2013 846
  Random numbers and random boolean values Jun 14th, 2013 1241
  How to manage the image asynchronously from a UIImagePicker Jun 10th, 2013 841
  SDWebImage extended with alternate URL Jun 05th, 2013 875
  UIImage from icon app Jun 05th, 2013 858
  User-Agent for all UIWebView in your app Jun 04th, 2013 876
  Set property values ​​from a NSDictionary Jun 04th, 2013 1358
  Force Facebook Logout May 20th, 2013 1166
  How to use GDC for create a singleton class Apr 05th, 2013 780
  Play Audio Streaming in Backgrund mode Apr 02th, 2013 869
  How to load Twitter Timeline Widget in a UIWebView Mar 31th, 2013 1243
  Remove unused characters in a NSString Mar 29th, 2013 786
  UIWebView transparent and scrollbar hidden Mar 04th, 2013 846
  Add a Gift Shop with your personalized images Mar 02th, 2013 938
  Cocos2D and Google Analytics Category Feb 21th, 2013 969
  Fix GameCenter on Cocos2D v2 and iOS 6 Feb 15th, 2013 824
  Facebook Token to exchange app information Nov 27th, 2012 912
  Get file list with NSPredicate Nov 13th, 2012 765
  Singleton with Grand Central Dispatch (GCD) Nov 08th, 2012 792
  [self retain] with ARC and without warning Nov 07th, 2012 923
  How to use NON-ARC Lib on ARC project Nov 07th, 2012 767
  Remove observe notification and release all properties Sep 15th, 2012 758
  Two or more UIButton on UINavigationBar Sep 07th, 2012 790
  More useful macros Sep 06th, 2012 822
  How to debug EXC_CRASH (SIGTRAP) Sep 03th, 2012 926
  XCode 4.2 with iOS SDK 5.1 Aug 27th, 2012 774
  Add text to image Aug 19th, 2012 1120
  Swizzle Method Aug 01th, 2012 906
  Swizzeling Hack (FB example) Jul 20th, 2012 695
  Make Categories Loadable Jul 10th, 2012 774
  Loggin (NSLog) only in Debug mode Jul 08th, 2012 754
  Comparison of the primitive C type stored in NSNumber Jun 27th, 2012 712
  NSDictionary to XML NSString Jun 23th, 2012 793
  cocos2d: menu level in Angry Birds style Jun 18th, 2012 592
  How to include ttf fonts to iOS app May 21th, 2012 753
  Sorting by block May 21th, 2012 716
  Create movie from array of images May 21th, 2012 768
  UIColor from hex May 21th, 2012 725
  Easy custom back button May 21th, 2012 728
  Add a gift shop to your iOS application May 17th, 2012 1128
  a nice Web Browser with basic UI not invasive functions Apr 22th, 2012 783
  How to disable ARC for one or more file Apr 04th, 2012 692
  How to enable automatic observer notification Apr 03th, 2012 740
  Copy object with property values Apr 01th, 2012 876
  ReviewEngine Mar 28th, 2012 729






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