How do I draw a shadow under a UIView?

How do I draw a shadow under a UIView?

iphone objective-c ios cocoa-touch core-graphics

objective-c

invalid context 0x0 under iOS 7.0 and system degradation

objective-c ios7 core-graphics

objective-c

Get Slightly Lighter and Darker Color from UIColor

objective-c ios core-graphics gradient uicolor

objective-c

How to Rotate a UIImage 90 degrees?

ios objective-c uiimage uikit core-graphics

objective-c

iOS 7 style Blur view

ios objective-c core-graphics

objective-c

How do I make UILabel display outlined text?

ios objective-c iphone cocoa-touch core-graphics

objective-c

Create and export an animated gif via iOS?

ios objective-c swift core-graphics animated-gif

objective-c

Rounded Corners only on Top of a UIView

objective-c uiview core-graphics rounded-corners

objective-c

How to use kCGImagePropertyGIFImageColorMap or create a color table?

objective-c cocoa core-graphics

objective-c

How to change a particular color in an image?

iphone objective-c image-processing core-graphics pixel

objective-c

Where and how to __bridge

ios objective-c memory-management core-graphics cgpath

objective-c

How can I draw an arrow using Core Graphics?

objective-c ios core-graphics quartz-2d

objective-c

Saving CGImageRef to a png file?

swift objective-c cocoa core-graphics cgimage

objective-c

How do I add a gradient to the text of a UILabel, but not the background?

iphone objective-c core-graphics uilabel gradient

objective-c

How to compare two CGSize variables?

objective-c cocoa-touch core-graphics

objective-c