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2014/10/15 ¤U¤È 10:15:50
iphone Programming Glossary: viewdidloadHow to check for an active Internet Connection on iPhone SDK? http://stackoverflow.com/questions/1083701/how-to-check-for-an-active-internet-connection-on-iphone-sdk the check you can place this in one of the first methods called init or viewWillAppear or viewDidLoad etc void viewWillAppear BOOL animated check for internet connection NSNotificationCenter defaultCenter..
How do I create a basic UIButton programmatically? http://stackoverflow.com/questions/1378765/how-do-i-create-a-basic-uibutton-programmatically I create a basic UIButton programmatically For example in my view controller when executing the viewDidLoad method three UIButton s will be created dynamically and its layout or properties are set. iphone uibutton..
How to retrieve user's current city name? http://stackoverflow.com/questions/1382900/how-to-retrieve-users-current-city-name With the current coordinates you need to use MKReverseGeoCoder to find your location. void viewDidLoad this creates the CCLocationManager that will find your current location CLLocationManager locationManager..
Rounded UIView using CALayers - only some corners - How? http://stackoverflow.com/questions/2264083/rounded-uiview-using-calayers-only-some-corners-how 1683876 Make an iPhone project with the View template. In the view controller add this void viewDidLoad CGRect rect CGRectMake 10 10 200 100 MyView myView MyView alloc initWithFrame rect self.view addSubview.. 10 10 200 100 MyView myView MyView alloc initWithFrame rect self.view addSubview myView super viewDidLoad MyView is just a UIImageView subclass @interface MyView UIImageView I'd never used graphics contexts..
How to send json data in the Http request using NSURLRequest http://stackoverflow.com/questions/4456966/how-to-send-json-data-in-the-http-request-using-nsurlrequest connection connection release do something with the json that comes back ... the fun part void viewDidLoad self searchForStuff @ iPhone void searchForStuff NSString text responseData NSMutableData data retain..
How to filter NSFetchedResultsController (CoreData) with UISearchDisplayController/UISearchBar http://stackoverflow.com/questions/4471289/how-to-filter-nsfetchedresultscontroller-coredata-with-uisearchdisplaycontroll self.savedScopeButtonIndex self.searchDisplayController.searchBar selectedScopeButtonIndex void viewDidLoad restore search settings if they were saved in didReceiveMemoryWarning. if self.savedSearchTerm self.searchDisplayController..
Changing Tint / Background color of UITabBar http://stackoverflow.com/questions/571028/changing-tint-background-color-of-uitabbar UITabBarController private UITabBar tabBar @end @implementation CustomUITabBarController void viewDidLoad super viewDidLoad CGRect frame CGRectMake 0.0 0.0 self.view.bounds.size.width 48 UIView v UIView alloc.. private UITabBar tabBar @end @implementation CustomUITabBarController void viewDidLoad super viewDidLoad CGRect frame CGRectMake 0.0 0.0 self.view.bounds.size.width 48 UIView v UIView alloc initWithFrame frame..
http://stackoverflow.com/questions/675433/custom-colors-in-uitabbar CustomUITabBarController.h @implementation CustomUITabBarController @synthesize tabBar1 void viewDidLoad super viewDidLoad CGRect frame CGRectMake 0.0 0 self.view.bounds.size.width 48 UIView v UIView alloc.. @implementation CustomUITabBarController @synthesize tabBar1 void viewDidLoad super viewDidLoad CGRect frame CGRectMake 0.0 0 self.view.bounds.size.width 48 UIView v UIView alloc initWithFrame frame..
Play music in the background using AVAudioplayer http://stackoverflow.com/questions/7619794/play-music-in-the-background-using-avaudioplayer our application.. Update write this code in your controller's view did load method like this void viewDidLoad NSURL url NSURL fileURLWithPath NSBundle mainBundle pathForResource @ in the storm ofType @ mp3 AVAudioPlayer..
`[super viewDidLoad]` convention http://stackoverflow.com/questions/844195/super-viewdidload-convention super viewDidLoad ` convention I see some example code with super viewDidLoad called before your implementation and after.. super viewDidLoad ` convention I see some example code with super viewDidLoad called before your implementation and after your implementation. I know you don't always have to call..
View Controllers: How to switch between views programmatically? http://stackoverflow.com/questions/910994/view-controllers-how-to-switch-between-views-programmatically Just to see which one is active. So in the implementation of myRootController I do this Implement viewDidLoad to do additional setup after loading the view typically from a nib. void viewDidLoad super viewDidLoad.. Implement viewDidLoad to do additional setup after loading the view typically from a nib. void viewDidLoad super viewDidLoad ViewControllerA vcA ViewControllerA alloc initWithNib self.contentView addSubview.. to do additional setup after loading the view typically from a nib. void viewDidLoad super viewDidLoad ViewControllerA vcA ViewControllerA alloc initWithNib self.contentView addSubview vcA.view cvA release..
How to check for an active Internet Connection on iPhone SDK? http://stackoverflow.com/questions/1083701/how-to-check-for-an-active-internet-connection-on-iphone-sdk the check 7 In the .m file of where you are implementing the check you can place this in one of the first methods called init or viewWillAppear or viewDidLoad etc void viewWillAppear BOOL animated check for internet connection NSNotificationCenter defaultCenter addObserver self selector @selector checkNetworkStatus name..
How do I create a basic UIButton programmatically? http://stackoverflow.com/questions/1378765/how-do-i-create-a-basic-uibutton-programmatically do I create a basic UIButton programmatically How can I create a basic UIButton programmatically For example in my view controller when executing the viewDidLoad method three UIButton s will be created dynamically and its layout or properties are set. iphone uibutton share improve this question Here's one UIButton button..
How to retrieve user's current city name? http://stackoverflow.com/questions/1382900/how-to-retrieve-users-current-city-name setup a CLLocationManager that will find your current coordinates. With the current coordinates you need to use MKReverseGeoCoder to find your location. void viewDidLoad this creates the CCLocationManager that will find your current location CLLocationManager locationManager CLLocationManager alloc init autorelease locationManager.delegate..
Rounded UIView using CALayers - only some corners - How? http://stackoverflow.com/questions/2264083/rounded-uiview-using-calayers-only-some-corners-how code to change it http discussions.apple.com thread.jspa threadID 1683876 Make an iPhone project with the View template. In the view controller add this void viewDidLoad CGRect rect CGRectMake 10 10 200 100 MyView myView MyView alloc initWithFrame rect self.view addSubview myView super viewDidLoad MyView is just a UIImageView subclass.. view controller add this void viewDidLoad CGRect rect CGRectMake 10 10 200 100 MyView myView MyView alloc initWithFrame rect self.view addSubview myView super viewDidLoad MyView is just a UIImageView subclass @interface MyView UIImageView I'd never used graphics contexts before but I managed to hobble together this code. It's missing..
How to send json data in the Http request using NSURLRequest http://stackoverflow.com/questions/4456966/how-to-send-json-data-in-the-http-request-using-nsurlrequest description void connectionDidFinishLoading NSURLConnection connection connection release do something with the json that comes back ... the fun part void viewDidLoad self searchForStuff @ iPhone void searchForStuff NSString text responseData NSMutableData data retain NSURLRequest request NSURLRequest requestWithURL NSURL URLWithString..
How to filter NSFetchedResultsController (CoreData) with UISearchDisplayController/UISearchBar http://stackoverflow.com/questions/4471289/how-to-filter-nsfetchedresultscontroller-coredata-with-uisearchdisplaycontroll self.searchDisplayController.searchBar text self.savedScopeButtonIndex self.searchDisplayController.searchBar selectedScopeButtonIndex void viewDidLoad restore search settings if they were saved in didReceiveMemoryWarning. if self.savedSearchTerm self.searchDisplayController setActive self.searchWasActive self.searchDisplayController.searchBar..
Changing Tint / Background color of UITabBar http://stackoverflow.com/questions/571028/changing-tint-background-color-of-uitabbar a UITabBarController and using private classes @interface UITabBarController private UITabBar tabBar @end @implementation CustomUITabBarController void viewDidLoad super viewDidLoad CGRect frame CGRectMake 0.0 0.0 self.view.bounds.size.width 48 UIView v UIView alloc initWithFrame frame v setBackgroundColor kMainColor v setAlpha.. and using private classes @interface UITabBarController private UITabBar tabBar @end @implementation CustomUITabBarController void viewDidLoad super viewDidLoad CGRect frame CGRectMake 0.0 0.0 self.view.bounds.size.width 48 UIView v UIView alloc initWithFrame frame v setBackgroundColor kMainColor v setAlpha 0.5 self tabBar..
http://stackoverflow.com/questions/675433/custom-colors-in-uitabbar retain UITabBar tabBar1 @end CustomUITabBarController.m #import CustomUITabBarController.h @implementation CustomUITabBarController @synthesize tabBar1 void viewDidLoad super viewDidLoad CGRect frame CGRectMake 0.0 0 self.view.bounds.size.width 48 UIView v UIView alloc initWithFrame frame v setBackgroundColor UIColor alloc initWithRed.. tabBar1 @end CustomUITabBarController.m #import CustomUITabBarController.h @implementation CustomUITabBarController @synthesize tabBar1 void viewDidLoad super viewDidLoad CGRect frame CGRectMake 0.0 0 self.view.bounds.size.width 48 UIView v UIView alloc initWithFrame frame v setBackgroundColor UIColor alloc initWithRed 1.0 green..
Play music in the background using AVAudioplayer http://stackoverflow.com/questions/7619794/play-music-in-the-background-using-avaudioplayer Background tasks and make some changes in .plist file of our application.. Update write this code in your controller's view did load method like this void viewDidLoad NSURL url NSURL fileURLWithPath NSBundle mainBundle pathForResource @ in the storm ofType @ mp3 AVAudioPlayer audioPlayer AVAudioPlayer alloc initWithContentsOfURL..
`[super viewDidLoad]` convention http://stackoverflow.com/questions/844195/super-viewdidload-convention super viewDidLoad ` convention I see some example code with super viewDidLoad called before your implementation and after your implementation. I know you don't always have to call.. super viewDidLoad ` convention I see some example code with super viewDidLoad called before your implementation and after your implementation. I know you don't always have to call super as seen in many other discussions . When you do call..
View Controllers: How to switch between views programmatically? http://stackoverflow.com/questions/910994/view-controllers-how-to-switch-between-views-programmatically a blue background ViewControllerB has a black background. Just to see which one is active. So in the implementation of myRootController I do this Implement viewDidLoad to do additional setup after loading the view typically from a nib. void viewDidLoad super viewDidLoad ViewControllerA vcA ViewControllerA alloc initWithNib self.contentView.. active. So in the implementation of myRootController I do this Implement viewDidLoad to do additional setup after loading the view typically from a nib. void viewDidLoad super viewDidLoad ViewControllerA vcA ViewControllerA alloc initWithNib self.contentView addSubview vcA.view cvA release By the way the initWithNib method looks.. implementation of myRootController I do this Implement viewDidLoad to do additional setup after loading the view typically from a nib. void viewDidLoad super viewDidLoad ViewControllerA vcA ViewControllerA alloc initWithNib self.contentView addSubview vcA.view cvA release By the way the initWithNib method looks like this id initWithNib..
How to check for an active Internet Connection on iPhone SDK? http://stackoverflow.com/questions/1083701/how-to-check-for-an-active-internet-connection-on-iphone-sdk where you are implementing the check you can place this in one of the first methods called init or viewWillAppear or viewDidLoad etc void viewWillAppear BOOL animated check for internet connection NSNotificationCenter defaultCenter addObserver self..
How do I create a basic UIButton programmatically? http://stackoverflow.com/questions/1378765/how-do-i-create-a-basic-uibutton-programmatically How can I create a basic UIButton programmatically For example in my view controller when executing the viewDidLoad method three UIButton s will be created dynamically and its layout or properties are set. iphone uibutton share improve..
How to retrieve user's current city name? http://stackoverflow.com/questions/1382900/how-to-retrieve-users-current-city-name your current coordinates. With the current coordinates you need to use MKReverseGeoCoder to find your location. void viewDidLoad this creates the CCLocationManager that will find your current location CLLocationManager locationManager CLLocationManager..
Rounded UIView using CALayers - only some corners - How? http://stackoverflow.com/questions/2264083/rounded-uiview-using-calayers-only-some-corners-how thread.jspa threadID 1683876 Make an iPhone project with the View template. In the view controller add this void viewDidLoad CGRect rect CGRectMake 10 10 200 100 MyView myView MyView alloc initWithFrame rect self.view addSubview myView super viewDidLoad.. CGRect rect CGRectMake 10 10 200 100 MyView myView MyView alloc initWithFrame rect self.view addSubview myView super viewDidLoad MyView is just a UIImageView subclass @interface MyView UIImageView I'd never used graphics contexts before but I managed..
How to send json data in the Http request using NSURLRequest http://stackoverflow.com/questions/4456966/how-to-send-json-data-in-the-http-request-using-nsurlrequest NSURLConnection connection connection release do something with the json that comes back ... the fun part void viewDidLoad self searchForStuff @ iPhone void searchForStuff NSString text responseData NSMutableData data retain NSURLRequest request..
How to filter NSFetchedResultsController (CoreData) with UISearchDisplayController/UISearchBar http://stackoverflow.com/questions/4471289/how-to-filter-nsfetchedresultscontroller-coredata-with-uisearchdisplaycontroll text self.savedScopeButtonIndex self.searchDisplayController.searchBar selectedScopeButtonIndex void viewDidLoad restore search settings if they were saved in didReceiveMemoryWarning. if self.savedSearchTerm self.searchDisplayController..
Changing Tint / Background color of UITabBar http://stackoverflow.com/questions/571028/changing-tint-background-color-of-uitabbar classes @interface UITabBarController private UITabBar tabBar @end @implementation CustomUITabBarController void viewDidLoad super viewDidLoad CGRect frame CGRectMake 0.0 0.0 self.view.bounds.size.width 48 UIView v UIView alloc initWithFrame frame.. UITabBarController private UITabBar tabBar @end @implementation CustomUITabBarController void viewDidLoad super viewDidLoad CGRect frame CGRectMake 0.0 0.0 self.view.bounds.size.width 48 UIView v UIView alloc initWithFrame frame v setBackgroundColor..
http://stackoverflow.com/questions/675433/custom-colors-in-uitabbar #import CustomUITabBarController.h @implementation CustomUITabBarController @synthesize tabBar1 void viewDidLoad super viewDidLoad CGRect frame CGRectMake 0.0 0 self.view.bounds.size.width 48 UIView v UIView alloc initWithFrame frame.. #import CustomUITabBarController.h @implementation CustomUITabBarController @synthesize tabBar1 void viewDidLoad super viewDidLoad CGRect frame CGRectMake 0.0 0 self.view.bounds.size.width 48 UIView v UIView alloc initWithFrame frame v setBackgroundColor..
Play music in the background using AVAudioplayer http://stackoverflow.com/questions/7619794/play-music-in-the-background-using-avaudioplayer in .plist file of our application.. Update write this code in your controller's view did load method like this void viewDidLoad NSURL url NSURL fileURLWithPath NSBundle mainBundle pathForResource @ in the storm ofType @ mp3 AVAudioPlayer audioPlayer..
`[super viewDidLoad]` convention http://stackoverflow.com/questions/844195/super-viewdidload-convention super viewDidLoad ` convention I see some example code with super viewDidLoad called before your implementation and after your implementation... super viewDidLoad ` convention I see some example code with super viewDidLoad called before your implementation and after your implementation. I know you don't always have to call super as seen in many..
View Controllers: How to switch between views programmatically? http://stackoverflow.com/questions/910994/view-controllers-how-to-switch-between-views-programmatically a black background. Just to see which one is active. So in the implementation of myRootController I do this Implement viewDidLoad to do additional setup after loading the view typically from a nib. void viewDidLoad super viewDidLoad ViewControllerA vcA.. I do this Implement viewDidLoad to do additional setup after loading the view typically from a nib. void viewDidLoad super viewDidLoad ViewControllerA vcA ViewControllerA alloc initWithNib self.contentView addSubview vcA.view cvA release.. this Implement viewDidLoad to do additional setup after loading the view typically from a nib. void viewDidLoad super viewDidLoad ViewControllerA vcA ViewControllerA alloc initWithNib self.contentView addSubview vcA.view cvA release By the way the initWithNib..
Force portrait orientation while pushing from landscape View Controller http://stackoverflow.com/questions/14633213/force-portrait-orientation-while-pushing-from-landscape-view-controller objective c orientation landscape portrait share improve this question I solved this by adding following lines in ViewDidLoad UIViewController c UIViewController alloc init self presentModalViewController c animated NO self dismissModalViewControllerAnimated..
How to detect Keyboard key pressed in iphone? http://stackoverflow.com/questions/16016729/how-to-detect-keyboard-key-pressed-in-iphone for each key you press using keyboard. You can use NSNotificationCenter also. You only need do add any of these in ViewDidLoad method. NSNotificationCenter notificationCenter NSNotificationCenter defaultCenter UITextField notificationCenter addObserver..
how to make an ImageView zoomable with or without ScrollView.? http://stackoverflow.com/questions/16665820/how-to-make-an-imageview-zoomable-with-or-without-scrollview Thanks in advance. iphone ios objective c uiscrollview uiimageview share improve this question try with this At ViewDidLoad OR whare you create your mapImageView UIPinchGestureRecognizer pinchRecognizer UIPinchGestureRecognizer alloc initWithTarget..
How to get user details using twitter api v1.1 (Twitter error 215) http://stackoverflow.com/questions/17081012/how-to-get-user-details-using-twitter-api-v1-1-twitter-error-215 to your project and #import FHSTwitterEngine.h . 3.add SystemConfiguration.framework to your project. Usage 1.in the ViewDidLoad add the following code. UIButton logIn UIButton buttonWithType UIButtonTypeRoundedRect logIn.frame CGRectMake 100 100 100..
Do I programatically add SubViews in ViewDidAppear, ViewDidLoad, ViewWillAppear, the constructor? http://stackoverflow.com/questions/2280423/do-i-programatically-add-subviews-in-viewdidappear-viewdidload-viewwillappear I programatically add SubViews in ViewDidAppear ViewDidLoad ViewWillAppear the constructor I'm trying to figure out from Apple's sketchy documentation which method is the best place.. most of the time if this effects it all. Here's an example public MyController Here AddViews public override ViewDidLoad base.ViewDidLoad Or is should it be here AddViews public override ViewWillAppear bool base.ViewWillAppear animated Here.. the time if this effects it all. Here's an example public MyController Here AddViews public override ViewDidLoad base.ViewDidLoad Or is should it be here AddViews public override ViewWillAppear bool base.ViewWillAppear animated Here AddViews public override..
Rendering a CGPDFPage into a UIImage http://stackoverflow.com/questions/4639781/rendering-a-cgpdfpage-into-a-uiimage new RectangleF 0 0 UIScreen.MainScreen.Bounds.Width UIScreen.MainScreen.Bounds.Height public override void ViewDidLoad UIGraphics.BeginImageContext new SizeF PDFRectangle.Width PDFRectangle.Height CGContext context UIGraphics.GetCurrentContext..
What is the difference between -viewWillAppear: and -viewDidAppear:? http://stackoverflow.com/questions/5630649/what-is-the-difference-between-viewwillappear-and-viewdidappear and UIViewController viewDidAppear iphone ios share improve this question In general this is what I do 1 ViewDidLoad Whenever I'm adding controls to a view that should appear together with the view right away I put it in the ViewDidLoad.. Whenever I'm adding controls to a view that should appear together with the view right away I put it in the ViewDidLoad method. Basically this method is called whenever the view was loaded into memory. So for example if my view is a form with..
Am I abusing UIViewController Subclassing? http://stackoverflow.com/questions/5691226/am-i-abusing-uiviewcontroller-subclassing view is a subview of another VC Honestly this seems like a tremendous waste of time. Custom implementations of ViewDidLoad viewDidLoad viewDidUnload viewWillAppear viewWillDisappear not to mention things as simple as properties like say view .....
how to display test IAd banner in the simulator http://stackoverflow.com/questions/5947552/how-to-display-test-iad-banner-in-the-simulator ADBannerContentSizeIdentifierPortrait bannerView.delegate self self.view addSubview bannerView void bannerViewDidLoadAd ADBannerView banner if self.isBannerVisible UIView beginAnimations @ animateAdBannerOn context NULL Assumes the banner.. ViewController.Assume I have taken @property weak nonatomic IBOutlet UIView contentView Step 2 Allocate it in ViewDidLoad method void viewDidLoad _bannerView ADBannerView alloc init _bannerView.delegate self super viewDidLoad self.view addSubview.. ADBannerContentSizeIdentifierLandscape self layoutAnimated duration 0.0 void bannerViewDidLoadAd ADBannerView banner self layoutAnimated YES void bannerView ADBannerView banner didFailToReceiveAdWithError NSError error..
Locking the Fields in MFMailComposeViewController http://stackoverflow.com/questions/6284599/locking-the-fields-in-mfmailcomposeviewcontroller void stopSpinner void startSpinner For your .m file include @synthesize bgimage spinner loadingLabel add this in ViewDidLoad set loading label to alpha 0 so its not displayed loadingLabel.alpha 0 everything else is its own function void sendEmail..
http://stackoverflow.com/questions/6696893/show-hide-tab-bar If login is successful you want to present the tab bar controller This can be done with ModalViewControllers In the ViewDidLoad of the view that loads up first it's your first tab by default add Declare Introduction Screen IntroductionController introductionController..
SubView slide in animation, iphone http://stackoverflow.com/questions/7343915/subview-slide-in-animation-iphone slide in animation iphone I have a UIview Containing two UIButtons. void ViewDidLoad geopointView UIView alloc initWithFrame CGRectMake 0 350 120 80 geopointView.backgroundColor UIColor greenColor UIButton..
Change width and colour of scroll bar in UITableView, iphone http://stackoverflow.com/questions/7976593/change-width-and-colour-of-scroll-bar-in-uitableview-iphone method one can set custom image to scroll bar of UItbaleview. But I found nothing on changing size of scroll bar. void ViewDidLoad UIImageView testView self.tableView.subviews objectAtIndex 1 UIImage Img UIImage imageNamed @ image.png testView setImage..
http://stackoverflow.com/questions/9422177/is-it-a-good-practice-to-delete-the-adbannerview-on-viewwilldisappear-and-add-it iad adbannerview share improve this question I use a singleton for an ad banner and call it into view on each ViewDidLoad. This automatically removes it from the previous view. This is for adWhirl but you should be able to adopt it for just iAD...
MPMoviePlayerController repeat mode not working in viewDidLoad http://stackoverflow.com/questions/10489741/mpmovieplayercontroller-repeat-mode-not-working-in-viewdidload where the movie plays. The videos I'm using aren't large in size. My objective is that the movie must repeat using the viewdidload method in order to auto play and repeat. Please is there anything I am doing wrong Suggestions on how to solve it Any help.. doing wrong Suggestions on how to solve it Any help would be appreciated. iphone xcode mpmovieplayercontroller repeat viewdidload share improve this question Try following code. This is working perfectly. NSURL fileUrl NSURL fileURLWithPath NSBundle..
viewDidLoad getting called twice on rootViewController at launch http://stackoverflow.com/questions/1081131/viewdidload-getting-called-twice-on-rootviewcontroller-at-launch _run #12 0x309021ee in UIApplicationMain #13 0x000022e4 in main at main.m 14 iphone cocoa touch uiviewcontroller viewdidload share improve this question Weird. I haven't seen this particular case but in general you ought to assume that viewDidLoad..
UINavigationController “back button” custom text? http://stackoverflow.com/questions/1441699/uinavigationcontroller-back-button-custom-text @ Custom Title style UIBarButtonItemStyleBordered target nil action nil autorelease And put this piece of code in viewdidload method of whichever view controller's back button title you want to change rather than the view that you would be seeing...
Zbar SDK and ios7/xcode 5 - App is reaching 100% cpu use and memory more than 100MB http://stackoverflow.com/questions/19019607/zbar-sdk-and-ios7-xcode-5-app-is-reaching-100-cpu-use-and-memory-more-than-10 facing same issue with iOS 7 iphone ios objective c xcode share improve this question Solved doing this in the viewdidload readerqr ZBarReaderViewController new readerqr.readerDelegate self readerqr.showsHelpOnFail NO ZBarImageScanner scanner..
Do I programatically add SubViews in ViewDidAppear, ViewDidLoad, ViewWillAppear, the constructor? http://stackoverflow.com/questions/2280423/do-i-programatically-add-subviews-in-viewdidappear-viewdidload-viewwillappear othertimes the webview is hidden somewhere. Is there a general rule to keep to for adding them iphone monotouch viewdidload viewdidappear viewwillappear share improve this question In general this is what I do ViewDidLoad Whenever I'm adding..
Xcode iPhone Programming: Loading a jpg into a UIImageView from URL http://stackoverflow.com/questions/2510223/xcode-iphone-programming-loading-a-jpg-into-a-uiimageview-from-url NSData dataWithContentsOfURL NSURL URLWithString temp pic pic initWithImage UIImage imageWithData dato This code is in viewdidload of the view but nothing is displayed The server is working because i can load xml files from it. but i can't display that..
How To Draw line on touch event? http://stackoverflow.com/questions/4669490/how-to-draw-line-on-touch-event loc1.y CGContextAddLineToPoint context location.x location.y NSLog @ x d y d location.x location.y i declare contex in viewdidload method and also try to declare in touch event but not work... My app Log file look like... x 0 y 1079934976 At Touch Move..
I want to use animation to imageview using UIanimationtransitioncurl right or left. Is it possible? http://stackoverflow.com/questions/4780488/i-want-to-use-animation-to-imageview-using-uianimationtransitioncurl-right-or-le in either the left or right side This is the code as you have suggested to me. I have done the allocation on the viewdidload method. self.title @ TransitionsTitle Create the container view which we will use for transition animation centered horizontally..
what is the difference between Delegate and Notification? http://stackoverflow.com/questions/5325226/what-is-the-difference-between-delegate-and-notification push classA from here. void DelegateMethod nslog @ i am rithik from India classA id classADelegate delegate void viewdidload self.delegate DelegateMethod My doubt is 1 why dont we use in classA like this classA classB classADelegate delegate self.delegate.. in classA's delegate variable. like this. classB void DelegateMethod and then call this in classA classB delegate void viewdidload self.delegate DelegateMethod so from the above we have avoided the protocol and id variable . but i knew many of us use.. in their respective Object wrappers. classB void DelegateMethod and then call this in classA classB delegate void viewdidload self.delegate DelegateMethod The above example you provided would require that classA 's delegate always be of type classB..
Detect horizontal panning in UITableView http://stackoverflow.com/questions/5426306/detect-horizontal-panning-in-uitableview making it scroll myself but then you will miss the persistent speed after stopping the touch. Heres some code In the viewdidload method UIPanGestureRecognizer slideRecognizer UIPanGestureRecognizer alloc initWithTarget self action @selector sliding..
Unable to access object of other class http://stackoverflow.com/questions/6646432/unable-to-access-object-of-other-class
Why am I having to manually set my view's frame in viewDidLoad? http://stackoverflow.com/questions/6757018/why-am-i-having-to-manually-set-my-views-frame-in-viewdidload #1 to be view frame 0 0 748 1024 That seems a tiny bit closer but still not matching #3. iphone ipad uiview frame viewdidload share improve this question The frame is not guaranteed to be the same in viewDidLoad as it will be when the view is..
Problems with fbDidLogin never called iOS http://stackoverflow.com/questions/7044412/problems-with-fbdidlogin-never-called-ios to do something with Facebook. It then says you already have given .... permission... This is what i'm doing to in the viewdidload to ask permission the first time and receive the access token from the user defaults facebook Facebook alloc initWithAppId..
how to use the progress bar in the iphone app http://stackoverflow.com/questions/7412795/how-to-use-the-progress-bar-in-the-iphone-app this question first you create IBOutlet in .h file IBOutlet UIProgressView threadProgressView Then in .m file in viewdidload first set progress to 0.0 and then call makeMyProgressMoving method threadProgressView.progress 0.0 self performSelectorOnMainThread..
Google plus api for posting on wall like facebook http://stackoverflow.com/questions/7857812/google-plus-api-for-posting-on-wall-like-facebook google plus. The steps are same as for getting the access token as in foursquare. Just with some small changes. in viewdidload method. NSString authStr @ https accounts.google.com o oauth2 auth client_id client_id redirect_uri http somevalidurl.com..
Do I always have to call [super viewDidLoad] in the -viewDidLoad method? http://stackoverflow.com/questions/824695/do-i-always-have-to-call-super-viewdidload-in-the-viewdidload-method scrollView example they don't call that. I always thought that's a must . Why should I call that anyways iphone viewdidload share improve this question If you are overriding the method you should still call the method in the super. Even if..
MKMapView annotations changing/losing order? http://stackoverflow.com/questions/9539802/mkmapview-annotations-changing-losing-order class that implements MKAnnotation . Let's call that class MyClass. They are stored in an NSMutableArray. During viewdidload of this view I add each object of MyClass in this array to the map view's annotations. Using the debugger I can see that..
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