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2014/10/15 ¤U¤È 10:07:21
iphone Programming Glossary: documentsdirectoryHow can I get a writable path on the iPhone? http://stackoverflow.com/questions/1567134/how-can-i-get-a-writable-path-on-the-iphone paths NSSearchPathForDirectoriesInDomains NSDocumentDirectory NSUserDomainMask YES NSString documentsDirectory paths objectAtIndex 0 Secondly and very similar to the Documents directory there is the Library folder.. Then when you have a writable path you just append a file name onto it like so NSString filePath documentsDirectory stringByAppendingPathComponent @ SomeDirectory SomeFile.txt or NSString filePath cachePath stringByAppendingPathComponent..
http://stackoverflow.com/questions/5619719/write-a-file-on-ios paths NSSearchPathForDirectoriesInDomains NSDocumentDirectory NSUserDomainMask YES NSString documentsDirectory paths objectAtIndex 0 NSString appFile documentsDirectory stringByAppendingPathComponent @ MyFile data.. NSUserDomainMask YES NSString documentsDirectory paths objectAtIndex 0 NSString appFile documentsDirectory stringByAppendingPathComponent @ MyFile data writeToFile appFile atomically YES I have created MyFile.txt.. tested it. Where are you checking your changes Use Documents directory path. To get path NSLog @ @ documentsDirectory and copy path from console and then open finder and press Cmd shift g and paste path here and then open..
Get Exif data from UIImage - UIImagePickerController http://stackoverflow.com/questions/9766394/get-exif-data-from-uiimage-uiimagepickercontroller __bridge NSDictionary exif NSLog @ exif_dict @ exif_dict save image WITH meta data NSString documentsDirectory NSSearchPathForDirectoriesInDomains NSDocumentDirectory NSUserDomainMask YES objectAtIndex 0 NSURL fileURL.. @ public.tiff fileURL NSURL fileURLWithPath NSString stringWithFormat @ @ @. @ documentsDirectory @ myimage sourceOptionsDict objectForKey @ kCGImageSourceTypeIdentifierHint componentsSeparatedByString..
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 and make available to the user through iTunes as of 3.2 NSArray paths NSSearchPathForDirectoriesInDomains NSDocumentDirectory NSUserDomainMask YES NSString documentsDirectory paths objectAtIndex 0 Secondly and very similar to the Documents directory there is the Library folder where you store configuration files and writable databases.. and create every time Kind of a pain but that's how it is. Then when you have a writable path you just append a file name onto it like so NSString filePath documentsDirectory stringByAppendingPathComponent @ SomeDirectory SomeFile.txt or NSString filePath cachePath stringByAppendingPathComponent @ SomeTmpFile.png Use that path for reading..
http://stackoverflow.com/questions/5619719/write-a-file-on-ios abcd NSData data NSData alloc initWithBytes saves length 4 NSArray paths NSSearchPathForDirectoriesInDomains NSDocumentDirectory NSUserDomainMask YES NSString documentsDirectory paths objectAtIndex 0 NSString appFile documentsDirectory stringByAppendingPathComponent @ MyFile data writeToFile appFile atomically YES I have created MyFile.txt.. NSArray paths NSSearchPathForDirectoriesInDomains NSDocumentDirectory NSUserDomainMask YES NSString documentsDirectory paths objectAtIndex 0 NSString appFile documentsDirectory stringByAppendingPathComponent @ MyFile data writeToFile appFile atomically YES I have created MyFile.txt on resources. iphone file nsbundle share improve this..
Get Exif data from UIImage - UIImagePickerController http://stackoverflow.com/questions/9766394/get-exif-data-from-uiimage-uiimagepickercontroller kCGImagePropertyExifDictionary NSDictionary exif_dict __bridge NSDictionary exif NSLog @ exif_dict @ exif_dict save image WITH meta data NSString documentsDirectory NSSearchPathForDirectoriesInDomains NSDocumentDirectory NSUserDomainMask YES objectAtIndex 0 NSURL fileURL nil CGImageRef imageRef CGImageSourceCreateImageAtIndex.. objectForKey @ kCGImageSourceTypeIdentifierHint isEqualToString @ public.tiff fileURL NSURL fileURLWithPath NSString stringWithFormat @ @ @. @ documentsDirectory @ myimage sourceOptionsDict objectForKey @ kCGImageSourceTypeIdentifierHint componentsSeparatedByString @ . objectAtIndex 1 CGImageDestinationRef dr..
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 iTunes as of 3.2 NSArray paths NSSearchPathForDirectoriesInDomains NSDocumentDirectory NSUserDomainMask YES NSString documentsDirectory paths objectAtIndex 0 Secondly and very similar to the Documents directory there is the Library folder where you store configuration.. but that's how it is. Then when you have a writable path you just append a file name onto it like so NSString filePath documentsDirectory stringByAppendingPathComponent @ SomeDirectory SomeFile.txt or NSString filePath cachePath stringByAppendingPathComponent..
Saving image to Documents directory and retrieving for email attachment http://stackoverflow.com/questions/2037432/saving-image-to-documents-directory-and-retrieving-for-email-attachment IBAction saveImage NSArray paths NSSearchPathForDirectoriesInDomains NSDocumentDirectory NSUserDomainMask YES NSString documentsDirectory paths objectAtIndex 0 NSString savedImagePath documentsDirectory stringByAppendingPathComponent @ savedImage.png UIImage.. NSDocumentDirectory NSUserDomainMask YES NSString documentsDirectory paths objectAtIndex 0 NSString savedImagePath documentsDirectory stringByAppendingPathComponent @ savedImage.png UIImage image imageView.image imageView is my image from camera NSData imageData.. getting data code NSArray paths NSSearchPathForDirectoriesInDomains NSDocumentDirectory NSUserDomainMask YES NSString documentsDirectory paths objectAtIndex 0 NSString appFile documentsDirectory stringByAppendingPathComponent @ savedImage.png NSData myData..
iOS: Download image from url and save in device http://stackoverflow.com/questions/2499176/ios-download-image-from-url-and-save-in-device delegate self NSArray paths NSSearchPathForDirectoriesInDomains NSDocumentDirectory NSUserDomainMask YES NSString documentsDirectory paths objectAtIndex 0 NSString localFilePath documentsDirectory stringByAppendingPathComponent @ pkm.jpg NSData thedata.. NSDocumentDirectory NSUserDomainMask YES NSString documentsDirectory paths objectAtIndex 0 NSString localFilePath documentsDirectory stringByAppendingPathComponent @ pkm.jpg NSData thedata NULL thedata writeToFile localFilePath atomically YES UIImage img..
iPhone SDK: How do you download video files to the Document Directory and then play them? http://stackoverflow.com/questions/2572529/iphone-sdk-how-do-you-download-video-files-to-the-document-directory-and-then-p play it NSArray paths NSSearchPathForDirectoriesInDomains NSDocumentDirectory NSUserDomainMask YES NSString documentsDirectory paths objectAtIndex 0 NSString path documentsDirectory stringByAppendingPathComponent @ june_high_512kb.mp4 NSURL movieURL.. NSDocumentDirectory NSUserDomainMask YES NSString documentsDirectory paths objectAtIndex 0 NSString path documentsDirectory stringByAppendingPathComponent @ june_high_512kb.mp4 NSURL movieURL NSURL fileURLWithPath path self.theMovie MPMoviePlayerController..
Deleting all the files in the iPhone sandbox (documents folder)? http://stackoverflow.com/questions/4793278/deleting-all-the-files-in-the-iphone-sandbox-documents-folder NSFileManager alloc init autorelease NSError error nil NSArray directoryContents fileMgr contentsOfDirectoryAtPath documentsDirectory error error if error nil for NSString path in directoryContents NSString fullPath documentsDirectory stringByAppendingPathComponent.. documentsDirectory error error if error nil for NSString path in directoryContents NSString fullPath documentsDirectory stringByAppendingPathComponent path BOOL removeSuccess fileMgr removeItemAtPath fullPath error error if removeSuccess Error..
http://stackoverflow.com/questions/5619719/write-a-file-on-ios saves length 4 NSArray paths NSSearchPathForDirectoriesInDomains NSDocumentDirectory NSUserDomainMask YES NSString documentsDirectory paths objectAtIndex 0 NSString appFile documentsDirectory stringByAppendingPathComponent @ MyFile data writeToFile appFile.. NSDocumentDirectory NSUserDomainMask YES NSString documentsDirectory paths objectAtIndex 0 NSString appFile documentsDirectory stringByAppendingPathComponent @ MyFile data writeToFile appFile atomically YES I have created MyFile.txt on resources... my end i have just tested it. Where are you checking your changes Use Documents directory path. To get path NSLog @ @ documentsDirectory and copy path from console and then open finder and press Cmd shift g and paste path here and then open your file share..
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 NSError error NSArray paths NSSearchPathForDirectoriesInDomains NSDocumentDirectory NSUserDomainMask YES NSString documentsDirectory paths objectAtIndex 0 NSString writableDBPath documentsDirectory stringByAppendingPathComponent @ bookdb.sql success fileManager.. NSDocumentDirectory NSUserDomainMask YES NSString documentsDirectory paths objectAtIndex 0 NSString writableDBPath documentsDirectory stringByAppendingPathComponent @ bookdb.sql success fileManager fileExistsAtPath writableDBPath if success return The writable..
Get Exif data from UIImage - UIImagePickerController http://stackoverflow.com/questions/9766394/get-exif-data-from-uiimage-uiimagepickercontroller NSDictionary exif_dict __bridge NSDictionary exif NSLog @ exif_dict @ exif_dict save image WITH meta data NSString documentsDirectory NSSearchPathForDirectoriesInDomains NSDocumentDirectory NSUserDomainMask YES objectAtIndex 0 NSURL fileURL nil CGImageRef.. isEqualToString @ public.tiff fileURL NSURL fileURLWithPath NSString stringWithFormat @ @ @. @ documentsDirectory @ myimage sourceOptionsDict objectForKey @ kCGImageSourceTypeIdentifierHint componentsSeparatedByString @ . objectAtIndex..
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