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2014/10/15 ¤U¤È 10:08:59
iphone Programming Glossary: fileexistsatpathHow to download audio/video files from internet and store in iPhone app? http://stackoverflow.com/questions/10245345/how-to-download-audio-video-files-from-internet-and-store-in-iphone-app NSString dataPath documentsDirectory stringByAppendingPathComponent @ MyNewFolder if NSFileManager defaultManager fileExistsAtPath dataPath NSFileManager defaultManager createDirectoryAtPath dataPath withIntermediateDirectories NO attributes nil error..
http://stackoverflow.com/questions/12371321/where-should-i-save-data-files-i-want-to-keep-long-term-and-how-do-i-prevent manager NSFileManager defaultManager NSString appSupportDir self applicationAppSupportDirectory if manager fileExistsAtPath appSupportDir __autoreleasing NSError error BOOL ret manager createDirectoryAtPath appSupportDir withIntermediateDirectories.. The complete method from QA1719 BOOL addSkipBackupAttributeToItemAtURL NSURL URL assert NSFileManager defaultManager fileExistsAtPath URL path NSError error nil BOOL success URL setResourceValue NSNumber numberWithBool YES forKey NSURLIsExcludedFromBackupKey..
How to save the content in UIWebView for faster loading on next launch? http://stackoverflow.com/questions/1343515/how-to-save-the-content-in-uiwebview-for-faster-loading-on-next-launch is candidate for cache. NSData content NSError error nil is it already cached if NSFileManager defaultManager fileExistsAtPath storagePath NSLog @ CACHE FOUND for @ request.URL.relativePath content NSData dataWithContentsOfFile storagePath retain..
How can I get a writable path on the iPhone? http://stackoverflow.com/questions/1567134/how-can-i-get-a-writable-path-on-the-iphone YES NSString cachePath paths objectAtIndex 0 BOOL isDir NO NSError error if NSFileManager defaultManager fileExistsAtPath cachePath isDirectory isDir isDir NO NSFileManager defaultManager createDirectoryAtPath cachePath withIntermediateDirectories..
Create a folder inside documents folder in iOS apps http://stackoverflow.com/questions/1762836/create-a-folder-inside-documents-folder-in-ios-apps folder NSString dataPath documentsDirectory stringByAppendingPathComponent @ MyFolder if NSFileManager defaultManager fileExistsAtPath dataPath NSFileManager defaultManager createDirectoryAtPath dataPath withIntermediateDirectories NO attributes nil error..
SQLite3 database doesn't actually insert data - iPhone http://stackoverflow.com/questions/2785211/sqlite3-database-doesnt-actually-insert-data-iphone 0 NSString writableDBPath documentsDirectory stringByAppendingPathComponent @ database_file_path success fileManager fileExistsAtPath writableDBPath newInstallation success if success fileManager release return newInstallation The writable database does..
How do I detect that an iOS app is running on a jailbroken phone? http://stackoverflow.com/questions/413242/how-do-i-detect-that-an-ios-app-is-running-on-a-jailbroken-phone
Drawing waveform with AVAssetReader http://stackoverflow.com/questions/5032775/drawing-waveform-with-avassetreader defaultManager NSString assetPictogramFilepath self class cachedAudioPictogramPathForMPMediaItem item if fman fileExistsAtPath assetPictogramFilepath NSLog @ Returning cached waveform pictogram @ assetPictogramFilepath lastPathComponent self self.. self class cachedAudioFilepathForMPMediaItem item NSURL assetFileURL NSURL fileURLWithPath assetFilepath if fman fileExistsAtPath assetFilepath NSLog @ scanning cached audio data to create UIImage file @ assetFilepath lastPathComponent assetFileURL retain..
Determine MIME Type of NSData Loaded From a File http://stackoverflow.com/questions/5996797/determine-mime-type-of-nsdata-loaded-from-a-file and use this to get the file's MIME type. NSString mimeTypeForFileAtPath NSString path if NSFileManager defaultManager fileExistsAtPath path return nil Borrowed from http stackoverflow.com questions 5996797 determine mime type of nsdata loaded from a file..
Make movie file with picture Array and song file, using AVAsset http://stackoverflow.com/questions/6061092/make-movie-file-with-picture-array-and-song-file-using-avasset documentsPath outputFileName NSURL outputFileUrl NSURL fileURLWithPath outputFilePath if NSFileManager defaultManager fileExistsAtPath outputFilePath NSFileManager defaultManager removeItemAtPath outputFilePath error nil CMTime nextClipStartTime kCMTimeZero..
Text-to-speech on iPhone [closed] http://stackoverflow.com/questions/6347072/text-to-speech-on-iphone error error data writeToFile path atomically YES AVAudioPlayer player NSError err if NSFileManager defaultManager fileExistsAtPath path player AVAudioPlayer alloc initWithContentsOfURL NSURL fileURLWithPath path error err player.volume 0.4f player prepareToPlay..
Where would you place your SQLite database file in an iPhone app? http://stackoverflow.com/questions/717108/where-would-you-place-your-sqlite-database-file-in-an-iphone-app 0 NSString writableDBPath documentsDirectory stringByAppendingPathComponent @ bookdb.sql success fileManager fileExistsAtPath writableDBPath if success return The writable database does not exist so copy the default to the appropriate location. NSString..
http://stackoverflow.com/questions/7271528/nslog-into-file path documentsDirectory stringByAppendingPathComponent @ logfile.txt create if needed if NSFileManager defaultManager fileExistsAtPath path fprintf stderr Creating file at s path UTF8String NSData data writeToFile path atomically YES append NSFileHandle..
Application crashed while importing songs from Ipod library in Iphone for iOs 5.0 http://stackoverflow.com/questions/8077725/application-crashed-while-importing-songs-from-ipod-library-in-iphone-for-ios-5 NSLog @ file path @ filePath data writeToFile filePath atomically YES if NSFileManager defaultManager fileExistsAtPath filePath NSLog @ file exists else NSLog @ file doesn't exist NSLog @ archiving playlist success d success archiver release.. fileName stringByAppendingPathExtension ex NSLog @ filePath @ filePath if NSFileManager defaultManager fileExistsAtPath filePath NSLog @ file exist counterIpod if counterIpod 0 self showAlertView self hideLoadingView NSString str NSString.. int fileNumber 0 NSString fileNumberString nil NSString fileNameWithNumber nil while NSFileManager defaultManager fileExistsAtPath filePath fileNumber fileNumberString NSString stringWithFormat @ 02d fileNumber fileNameWithNumber fileName stringByAppendingString..
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