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2014/10/15 ¤U¤È 10:12:37
iphone Programming Glossary: pkExtracting a public key from key pair in key chain http://stackoverflow.com/questions/11467215/extracting-a-public-key-from-key-pair-in-key-chain NSData getPublicKeyBits NSString publicKeyIdentifier OSStatus sanityCheck noErr NSData publicKeyBits nil CFTypeRef pk NSMutableDictionary queryPublicKey NSMutableDictionary alloc init NSData publicTag publicKeyIdentifier dataUsingEncoding.. id kSecReturnData Get the key bits. sanityCheck SecItemCopyMatching __bridge_retained CFDictionaryRef queryPublicKey pk if sanityCheck noErr publicKeyBits nil publicKeyBits __bridge_transfer NSData pk NSLog @ public bits @ publicKeyBits return.. CFDictionaryRef queryPublicKey pk if sanityCheck noErr publicKeyBits nil publicKeyBits __bridge_transfer NSData pk NSLog @ public bits @ publicKeyBits return publicKeyBits Output the public bits part last line is always the same 2012 07..
How get a datetime column in SQLite with Objective C http://stackoverflow.com/questions/1711504/how-get-a-datetime-column-in-sqlite-with-objective-c in SQLite with Objective C How do you get a datetime column in SQLite with Objective C I have a table with 4 fields pk datetime value1 and value2 . pk primary key value1 and value2 are integers so I am using int value1 sqlite3_column_int statement.. do you get a datetime column in SQLite with Objective C I have a table with 4 fields pk datetime value1 and value2 . pk primary key value1 and value2 are integers so I am using int value1 sqlite3_column_int statement 2 int value1 sqlite3_column_int..
How to find out the modulus and exponent of RSA Public Key on iPhone/Objective C http://stackoverflow.com/questions/3840005/how-to-find-out-the-modulus-and-exponent-of-rsa-public-key-on-iphone-objective-c both the modulus and exp. Here's a code that will decode it for you pretty easy NSData getPublicKeyExp NSData pk self getPublicKeyBits if pk NULL return NULL int iterator 0 iterator TYPE bit stream mod exp self derEncodingGetSizeFrom.. exp. Here's a code that will decode it for you pretty easy NSData getPublicKeyExp NSData pk self getPublicKeyBits if pk NULL return NULL int iterator 0 iterator TYPE bit stream mod exp self derEncodingGetSizeFrom pk at iterator Total size iterator.. getPublicKeyBits if pk NULL return NULL int iterator 0 iterator TYPE bit stream mod exp self derEncodingGetSizeFrom pk at iterator Total size iterator TYPE bit stream mod int mod_size self derEncodingGetSizeFrom pk at iterator iterator mod_size..
how to create table in sqlite data base programmatically http://stackoverflow.com/questions/5440619/how-to-create-table-in-sqlite-data-base-programmatically NSString tableName BOOL ret int rc SQL to create new table NSString sql_str NSString stringWithFormat @ CREATE TABLE @ pk INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL ItemName VARCHAR 100 Quantity INTEGER DEFAULT 0 Status BOOLEAN Type VARCHAR 100..
http://stackoverflow.com/questions/3827466/detect-iphone-browser
Is it possible to get information about all apps installed on iPhone? http://stackoverflow.com/questions/3878197/is-it-possible-to-get-information-about-all-apps-installed-on-iphone
Converting NSString to NSDate (and back again) http://stackoverflow.com/questions/3917250/converting-nsstring-to-nsdate-and-back-again
For push notifications: how do I add action to alert view to change views? http://stackoverflow.com/questions/6475043/for-push-notifications-how-do-i-add-action-to-alert-view-to-change-views
SQLlite3 Update statment has no effect http://stackoverflow.com/questions/6622582/sqllite3-update-statment-has-no-effect above select from TEST where id 7 may return one row or it may return nothing If the implementation treats the INT PK as an alias for the row id well there is no row whose rowid 7 and so it will return nothing. If the implementation treats.. for the row id well there is no row whose rowid 7 and so it will return nothing. If the implementation treats the INT PK as a normal value it will find the row. Now if you were to insert more rows into table TEST you would eventually create..
How to know the UITableview row number http://stackoverflow.com/questions/9274494/how-to-know-the-uitableview-row-number
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