A developer's search for code greatness
One of the new features in iOS 7 is the in-line UIDatePicker. You might have noticed in the Calendar app or in the Reminder app that when you want to select a date for your event, instead of seeing the Continue reading iOS 7 in-line UIDatePicker – Part 1
Every app has to work with some data and this data is usually structured in custom classes. A music app will probably have a Song class, a chat app will have a Friend class, a recipe app will have a Continue reading How to sort NSArray with custom objects in it
iOS 7 has a very good adoption rate, however you might still want to support people that are running older versions of iOS. You can load different storyboards or xib files, different launch screens and handle API differences. You can Continue reading How to check iOS version at runtime
Let’s assume we have these strings: NSString *firstString = @”This is the start”; NSString *secondString = @”of a great”; NSString *thirdString = @” sentence that ends here”; The easiest way to concatenate two strings is by using the stringByAppendingString: method. Continue reading How to concatenate strings
When the user taps in a text field, that text field becomes the first responder and automatically asks the system to display the associated keyboard. The appearance of the keyboard might obscure portions of the UI that you would like Continue reading How to make UITextField move up when keyboard is present