lappp9

let shadow = NSShadow()
shadow.shadowColor = UIColor = UIColor.black.withAlphaComponent(0.3)
shadow.shadowOffset = CGSize(width: 2.0, height: 2.0)
shadow.shadowBlurRadius = 5.0

let attributes = [NSAttributedStringKey.shadow: shadow]

label.attributedText = NSAttributedString(string: "Text with shadow", attributes: attributes)

lappp9

view.layer.shadowOffset = CGSize(width: 5.0, height: 5.0)
view.layer.shadowColor = UIColor.black.cgColor
view.layer.shadowRadius = 5.0
view.layer.shadowOpacity = 0.5

view.layer.shadowPath = UIBezierPath(rect: view.bounds).cgPath

lappp9

  int *array = (int *)calloc(1, sizeof(int) * 2);
  printf("The initial arrays location is %p\n", array);

  array[1] = 777;

  int size = sizeof(array)/sizeof(array[0]);
  for(int i = 0; i < size; i++) {
    printf("%d ", array[i]); // show the array
  }
  printf("\n");

lappp9

layer.shadowPath = CGPathCreateWithRect(layer.bounds, NULL);

lappp9

CALayer *layer = [[CALayer alloc] init];
layer.shadowColor = [UIColor purpleColor].CGColor;
layer.shadowOpacity = 0.5;
layer.shadowRadius = 5.0;
layer.shadowOffset = CGSizeMake(1.0, 1.0);

lappp9

NSString *filename = [[NSBundle mainBundle] pathForResource:@“fileName.png” ofType:nil];
if (filename) {
 [UIImage imageWithContentsOfFile:filename];
}

lappp9

- (instancetype)initWithURLs:(NSDictionary *)urls
{
     _imageUrls = urls;          // something like @{@"thumb": "/smallImageUrl", @"/medium": ...}

    _multiplexImageNode = [[ASMultiplexImageNode alloc] initWithCache:nil downloader:[[ASBasicImageDownloader alloc] init]];
    _multiplexImageNode.downloadsIntermediateImages = YES;
    _multiplexImageNode.imageIdentifiers = @[ @"original", @"medium", @"thumb" ];
	…
}

lappp9

dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
    _imageNode = [[ASNetworkImageNode alloc] init];
    _imageNode.defaultImage = [UIImage imageNamed:@"lightGrayPlaceholder"];
    _imageNode.frame = CGRectMake(0, 0, _screenWidth - 2, _screenHeight * (5.0/12.0));
    _imageNode.cornerRadius = 2;
    _imageNode.delegate = self;

    dispatch_async(dispatch_get_main_queue(), ^{
        [self.view addSubview:_imageNode.view];
    });

lappp9

    :convert_options => {
      :medium => "-quality 80 -interlace Plane",
      :thumb => "-quality 80 -interlace Plane"
    }

lappp9

    :convert_options => { thumb: "-interlace Plane" }