小编Nop*_*aew的帖子

从以下源文件,我尝试加载图像并保存到Core数据,并在imageView中显示,但它不起作用你可以帮我修复它.

- (IBAction)save:(id)sender
{
    NSLog(@"Telling the AddTrackingTVC Delegate that save was tapped on the     AddTrackingTVC");

    [self.delegate theSaveButtonOnTheAddPlantNoteTVCWasTapped:self];

    MyPlant *myTracking = [NSEntityDescription insertNewObjectForEntityForName:@"MyPlant" inManagedObjectContext:self.managedObjectContext];

    myTracking.name = nameTextField.text;
    myTracking.detail = detailTextField.text;
    myTracking.createdDate = [NSDate date];
    //myTracking.photo = [NSData ];
    [self.managedObjectContext save:nil]; // write data to database
    [self.delegate theSaveButtonOnTheAddPlantNoteTVCWasTapped:self];
}




- (IBAction)takePicture:(id)sender {
    UIImagePickerController *imagePicker = [[UIImagePickerController alloc] init];
    // If our device has a camera, we want to take a picture, otherwise, we // just pick from photo library
    if ([UIImagePickerController isSourceTypeAvailable:UIImagePickerControllerSourceTypeCamera]) …