For this certification business, I am a novice. So I have been looking for, but could not find any direct solution:
I use Devise gem got Rails backend for user authentication and iPhone front
Month: September 2021
iPhone – Set a value from nsDictionary for cgrect.frame.size
I generate a dictionary from a JSON string, and the value of one of the dictionary is intended to be used as the height of the WebView object.
NSDictionary *dic = [jsonParser objectWithString
Do IPAD browser support jQuery?
Does anyone know the limitations of the Safari and jQuery libraries for iPad?
I know there is a problem with Flash, but should I be wary of other problems?
There is even a whole set of
iPhone – Push notification does not work?
I have edited and modified the configuration file many times. I have also checked it in a text editor. Everything in the configuration file is normal. But still push notifications don’t work. I get
iPhone – Different Objective-C type conditions expressed the lack of actors?
I received this error:
The conditional expression of different Objective-C types’struct NSNull *’and’struct NSNMutableArray *’lack a coercion
On this line of code:
((tempArray!= n
Is there a problem with the JavaScript unsigned shift operator on the iPad?
I accidentally ran into the Safari JavaScript engine which seems to be a very strange bug on the iPad.
Unsigned shift operator>>> It should be a number shifted to the right. I encountered som
iPhone – How do Xcode know which project wants to debug when multiple projects open?
TL; DR version:
This problem occurs because I have multiple frames (I have already built) and one that uses the frame Client project. Now, when I open the client project and try to debug to t
Using MPMOVIEPLAYERVIEWCONTROLLER in SDK 3.2 for iPad
I have developed an iPhone application that already runs MPMoviePlayer (pre 3.2 SDK) without any problems. I know this is a newbie question, but how to play movies in the new MPMoviePlayerViewContr
iPhone – Change the brightness of the screen, just like IBOOK
In iBook, users can adjust the screen brightness through the slider, right?
What should I do to achieve this? Which class or function should I use to control the screen brightness?
Than
Ipad hides the keyboard when using UIMODALPRESENTATIONFORMSHEET
hide the keyboard when the IPad uses UIModalPresentationFormSheet normal practiceresignFirstResponder does not work when UIModalPresentationFormSheet Add the following code: [passwordField r