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2014/10/15 ¤U¤È 10:03:31
iphone Programming Glossary: afterwardsExtracting a public key from key pair in key chain http://stackoverflow.com/questions/11467215/extracting-a-public-key-from-key-pair-in-key-chain Function I first create a key pair by calling generateKeyPairWithKeySizeInBits which seems to work fine afterwards I extract the public key bits with getPublicKeyBits and NSLog them... void generateKeyPairWithKeySizeInBits int bits withPublicIdentifier..
iOS 6 Facebook Login not refreshing access token http://stackoverflow.com/questions/13125430/ios-6-facebook-login-not-refreshing-access-token Facebook's Access Token debugger it shows that it will expire in an hour. If I wait that hour and come back to the app afterwards anything I try to do gives me this error error_code 190 error_msg Error validating access token Session has expired at..
How exactly can I use shark to profile my iPhone app? http://stackoverflow.com/questions/1326078/how-exactly-can-i-use-shark-to-profile-my-iphone-app tutorials but they are too verbose for me after a full day of coding at work and a few hours of iPhone development afterwards. iphone shark share improve this question Build app and launch on device Launch Shark From the Shark menu select Sampling..
UIView Animation Inconsistent Result http://stackoverflow.com/questions/13388835/uiview-animation-inconsistent-result views self translateView cell toRect translationRect withDuration 0.7 However I can't then call this again immediately afterwards just nothing happens. Although lets say I call this again after a 2 second NSTimer the animation does run but then when..
Build Error - missing required architecture i386 in file http://stackoverflow.com/questions/1456185/build-error-missing-required-architecture-i386-in-file
http://stackoverflow.com/questions/1585489/multiple-views-in-one-window you want them to have in the UIWindow. You do this by giving each view a frame parameter either in the init method or afterwards depending on the type of view . So for example in your app delegate you could add this code CGRect frame CGRectMake 0.0..
Push-Notification Badge auto increment http://stackoverflow.com/questions/1942605/push-notification-badge-auto-increment Is there a way to auto increment the application's badge without having to calculate the badge value server sided and afterwards sending it as a part of the push payload to the APSN Maybe there's a way to send in JSON badge field some variable like..
How to pause and resume UIView Animation? http://stackoverflow.com/questions/3211065/how-to-pause-and-resume-uiview-animation animations after I had implemented all my animations as CABasicaAnimations and then added some UIView animations afterwards that I had thought wouldn't be paused but they didn't work either. This is the relevant link I wanted to pause my whole..
Architectural and design question about uploading photos from iPhone app and S3 http://stackoverflow.com/questions/4481311/architectural-and-design-question-about-uploading-photos-from-iphone-app-and-s3 mobile SDK yet. I have a feeling once this thing is released for good you'll see it out on the mobile SDK immediately afterwards. Until then generate presigned URLs for your users or proxy through your own server like some others have suggested. The..
Can't find momd file: Core Data problems http://stackoverflow.com/questions/4536414/cant-find-momd-file-core-data-problems
Programmatically creating Views in IOS (how does it work)? http://stackoverflow.com/questions/4820094/programmatically-creating-views-in-ios-how-does-it-work window addSubview polygonView polygonView release This is a pattern you will use for not only this but subviews afterwards. Also another note is with many of the templates the viewController is already set up with it's own view. When you want..
return value javascript UIWebView http://stackoverflow.com/questions/498965/return-value-javascript-uiwebview f NSLog @ result ' @' result 'hello' webView release So I had to add the UIWebView to a view otherwise it would crash afterwards but didn't have to load anything into the webview. Notice that the last statement is just f so the returned string will..
Embedding YouTube videos on iOS http://stackoverflow.com/questions/5117617/embedding-youtube-videos-on-ios
iOS video streaming and storing on device afterwards http://stackoverflow.com/questions/6290251/ios-video-streaming-and-storing-on-device-afterwards video streaming and storing on device afterwards So far I know how to stream a video and how to download it and afterwards stream it but here's the tricky bit streaming.. video streaming and storing on device afterwards So far I know how to stream a video and how to download it and afterwards stream it but here's the tricky bit streaming it once storing it on the device and in the future play it from the device...
UIScrollView : paging horizontally, scrolling vertically? http://stackoverflow.com/questions/728014/uiscrollview-paging-horizontally-scrolling-vertically table hold your finger a bit and then start scrolling the row that you touched is highlighted first but de highlighted afterwards. These sequence of events can be altered by configuration of UIScrollView If delaysContentTouches is NO then no timer is..
How can I rotate a UIImageView with respect to any point (other than its center)? http://stackoverflow.com/questions/839296/how-can-i-rotate-a-uiimageview-with-respect-to-any-point-other-than-its-center and 1 1 is the lower right. Moving the anchorPoint may move your image so you might need to adjust its position afterwards. To rotate the image's layer about that new anchor point you can change the CATransform3D struct for the layer using something..
Get Exif data from UIImage - UIImagePickerController http://stackoverflow.com/questions/9766394/get-exif-data-from-uiimage-uiimagepickercontroller buffer fromOffset 0.0 length image_representation.size error nil if length 0 buffer NSData object free buffer afterwards NSData adata NSData alloc initWithBytesNoCopy buffer length image_representation.size freeWhenDone YES identify image type..
selecting alternative first view controller from story board at application startup http://stackoverflow.com/questions/10827010/selecting-alternative-first-view-controller-from-story-board-at-application-star In the story board file itself you have to set an identifier for the view you wish to load e.g. LoginDialog . Afterwards you instantiate the view like this LoginViewController login sb instantiateViewControllerWithIdentifier @ LoginDialog self.window..
How to duplicate an object in Objective C? http://stackoverflow.com/questions/1092875/how-to-duplicate-an-object-in-objective-c archivedDataWithRootObject button UIButton buttonCopy NSKeyedUnarchiver unarchiveObjectWithData archivedData Afterwards you'll have to assign any additional properties that weren't carried over in the archive e.g. the delegate as necessary...
http://stackoverflow.com/questions/4317117/gamecenter-login-alert 4 or 5 . The last time it appears it says Game Center Disabled sign in with the Game Center application to enable Afterwards . Afterwards calling authenticateWithCompletionHandler no longer does anything visible no prompt at all. Playing FruitNinja.. The last time it appears it says Game Center Disabled sign in with the Game Center application to enable Afterwards . Afterwards calling authenticateWithCompletionHandler no longer does anything visible no prompt at all. Playing FruitNinja I tried to..
Create a UIImage by rendering UIWebView on a background thread - iPhone http://stackoverflow.com/questions/4660999/create-a-uiimage-by-rendering-uiwebview-on-a-background-thread-iphone a copy method by adding a Category to CALayer that deep copied all of the public properties and sublayers. Afterwards I tried to renderInContext the layer I copied. I got a UIImage that was partially correct meaning not all of the layers..
Pre-load core data database in iOS 5 with UIManagedDocument http://stackoverflow.com/questions/8683892/pre-load-core-data-database-in-ios-5-with-uimanageddocument your final bundle. The structure should be rather simple just two directories with the persistentStore file inside. Afterwards when you want to open your document you need to take care of two things you need to use the bundle directory as the base..
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