2014/10/15 下午 10:10:23

iphone Programming Glossary: initwithidentifier

iOS KeyChain not retrieving values from background

http://stackoverflow.com/questions/10536859/ios-keychain-not-retrieving-values-from-background

the iOS KeyChain. I'm using the ARC'ified version found here . KeychainItemWrapper wrapper KeychainItemWrapper alloc initWithIdentifier @ MyCustomIdentifier accessGroup nil wrapper setObject APP_NAME forKey __bridge id kSecAttrService wrapper setObject email.. Why would this work for most but not for a small percentage KeychainItemWrapper wrapper KeychainItemWrapper alloc initWithIdentifier @ MyCustomIdentifier accessGroup nil NSString token wrapper objectForKey __bridge id kSecValueData I've gone back to the..

Keychain group access to share data between my existing applications

http://stackoverflow.com/questions/11793271/keychain-group-access-to-share-data-between-my-existing-applications

I need to provide same Keychain access group in Apple's KeychainItemWrapper class. keychain KeychainItemWrapper alloc initWithIdentifier @ Any string accessGroup string representing access group I know about custom URLs and it is of no use as I want data to..

iPhone - in-App purchase consumable correct approach

http://stackoverflow.com/questions/6449312/iphone-in-app-purchase-consumable-correct-approach

Storing the consumable hint item count int hintsLeft 100 KeychainItemWrapper wrapper KeychainItemWrapper alloc initWithIdentifier @ Hints accessGroup nil NSString hintsString NSString stringWithFormat @ i hintsLeft wrapper setObject hintsString forKey.. forKey id kSecValueData wrapper release Retrieving it KeychainItemWrapper wrapper KeychainItemWrapper alloc initWithIdentifier @ Hints accessGroup nil NSString numHints wrapper objectForKey id kSecValueData wrapper release int retrievedHints numHints..

iOS: How to store username/password within an app?

http://stackoverflow.com/questions/6972092/ios-how-to-store-username-password-within-an-app

to use keychain and then create an instance of this class KeychainItemWrapper keychainItem KeychainItemWrapper alloc initWithIdentifier @ YourAppLogin accessGroup nil YourAppLogin can be anything you chose to call your Keychain item and you can have multiple..

How to “cancel” a UIStoryBoardSegue

http://stackoverflow.com/questions/7819796/how-to-cancel-a-uistoryboardsegue

subclass of UIStoryboardSegue MyCustomSegue.h @interface MyCustomSegue UIStoryboardSegue @end MyCustomSegue.m Override initWithIdentifier for implementing use case 1 and 2 If you return nil segue will be cancelled no action will be taken You instantiate your.. as your old xib file also.. that code is commented but I ensured that will work. @implementation MyCustomSegue id initWithIdentifier NSString identifier source UIViewController source destination UIViewController destination UIStoryboard storyBoard UIStoryboard.. MyViewController viewController MyViewController alloc initWithNibName @ MyViewController bundle nil return super initWithIdentifier identifier source source destination viewController You must override perform . You can implement use case 1 here also....