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1. How to Convert Degrees to Radians, Radians to Degrees

   Objective C math objc radians saved by 6 people
   posted on June 13, 2010 by magicrebirth

2. Date from String

   Objective C NSDate NSDateFormatter saved by 6 people
   posted on February 23, 2010 by espinallab

3. Using NSNotificationCenter - posting a notification

   Objective C saved by 6 people
   posted on February 2, 2010 by BenClayton

4. TouchXML QuickQuide

   Objective C xml touchxml saved by 6 people
   posted on January 29, 2010 by trg

5. NSMutableURLRequest Send Variables to Script

   Objective C phpobjective CNSMutableURLRequest saved by 6 people
   posted on January 20, 2010 by tbass134

6. Launch Mail Application in IPhone

   Objective C iphone objectivec saved by 6 people
   posted on November 30, 2009 by clearbrian

7. array sorting

   Objective C sort array objc IBM saved by 6 people
   posted on June 19, 2008 by jonathanbp

8. Macro for VERBOSE_DEBUG_OUTPUT

   Objective C cocoa osx objc NSLog NSDebug saved by 6 people
   posted on December 1, 2007 by zingo

9. kill app after expire date

   Objective C cocoa osx objc macro expire xcode gcc saved by 6 people
   posted on August 3, 2007 by zingo

10. Upside down text in UILabel

    Objective C text UILabel saved by 5 people
    posted on December 9, 2010 by vaishnavi

11. UITableView pattern background

    Objective C ios saved by 5 people
    posted on August 6, 2010 by glebd

12. List all fonts

    Objective C font iphone UIFont saved by 5 people
    posted on July 29, 2010 by rabc

13. Adding entry to AddressBook iPhone

    Objective C iphone addressbook ABAddressBook ABAddressBookCreate saved by 5 people
    posted on May 6, 2010 by espinallab

14. Adding a Search Bar to a UITableView

    Objective C UITableView UISearchBar saved by 5 people
    posted on April 30, 2010 by espinallab

15. AVAudioPlayer

    Objective C Objective-c AVAudioPlayer saved by 5 people
    posted on April 29, 2010 by espinallab

16. Assyncrhonous download

    Objective C image download iphone assyncrhonous saved by 5 people
    posted on March 15, 2010 by rabc

17. Hide and show activity indicator in statusbar

    Objective C Objective-c iphone statusbar saved by 5 people
    posted on March 3, 2010 by funkypanda

18. Web link to convert long/lat city, state, etc...

    Objective C longitude latitude geocoder saved by 5 people
    posted on February 18, 2010 by espinallab

19. Compute an MD5 hash on iphone

    Objective C saved by 5 people
    posted on February 8, 2010 by BenClayton

20. Keyboard Notification

    Objective C saved by 5 people
    posted on January 31, 2010 by habib123

21. Play sound

    Objective C audio sound iphone saved by 5 people
    posted on January 31, 2010 by habib123

22. stripping HTML

    Objective C saved by 5 people
    posted on October 12, 2009 by nicedexter

23. Animate A Fade-In Of A NSWindow With Objective-C

    Objective C fade animation Objective-c saved by 5 people
    posted on February 16, 2009 by Netzach

24. iPhone: Create custom button that flashes on touch (like the info button)

    Objective C saved by 4 people
    posted on February 9, 2011 by BenClayton

25. using popToViewController

    Objective C uinavigationcontroller saved by 4 people
    posted on December 31, 2010 by vaishnavi

26. To check the type of class

    Objective C class saved by 4 people
    posted on December 28, 2010 by vaishnavi

27. Take any view and make a UIImage out of it.

    Objective C UIView UIImage saved by 4 people
    posted on December 9, 2010 by vaishnavi

28. email address validation in objective c

    Objective C email saved by 4 people
    posted on December 9, 2010 by vaishnavi

29. Record sound in iPhone

    Objective C AVAudioRecorder saved by 4 people
    posted on December 9, 2010 by vaishnavi

30. Automate the position of UITextField w.r.t the keyboard

    Objective C UITextField saved by 4 people
    posted on December 9, 2010 by vaishnavi

31. Refresh the view in UIViewController

    Objective C view UIViewController saved by 4 people
    posted on December 9, 2010 by vaishnavi

32. iPhone: Hide status bar (safe for 3.1, 3.2, and 4.0)

    Objective C saved by 4 people
    posted on September 16, 2010 by BenClayton

33. Using stretchable images in Obj-C buttons

    Objective C UIImage UIButton saved by 4 people
    posted on August 13, 2010 by LeeProbert

34. Determine device (iPhone, iPod Touch) with iPhone SDK

    Objective C iphone SDK 4 ipod touch saved by 4 people
    posted on August 7, 2010 by espinallab

35. Collections: NSDictionary

    Objective C saved by 4 people
    posted on August 5, 2010 by marcuswyatt

36. Looping through A-Z

    Objective C saved by 4 people
    posted on July 29, 2010 by arpit

37. Add days to a NSDate

    Objective C date iphone saved by 4 people
    posted on July 24, 2010 by rabc

38. Acess Instance Variables of the Application Delegate in Objective-C

    Objective C appdelegateinstance variablesobjective-c saved by 4 people
    posted on July 12, 2010 by choise

39. Dynamic Cell Height

    Objective C tables dynamic cell height saved by 4 people
    posted on June 23, 2010 by peetj

40. Create a Busy Activity Indicator Spinner

    Objective C iphone activity busy saved by 4 people
    posted on April 29, 2010 by allnatural