Category to resize UIImage

gistfile1.m

#pragma mark - UIImage Scaler Category
@interface UIImage (scale)
-(UIImage*)scaleToSize:(CGSize)size;
@end

@implementation UIImage (scale)
-(UIImage*)scaleToSize:(CGSize)size{
	UIGraphicsBeginImageContext(size); // Create a bitmap graphics context (also sets it as the current context)
	[self drawInRect:CGRectMake(0, 0, size.width, size.height)]; // Draw the scaled image in the current context
	UIImage* scaledImage = UIGraphicsGetImageFromCurrentImageContext(); // Create a new image from current context
	UIGraphicsEndImageContext(); // Pop the current context from the stack
	return scaledImage; // Return our new scaled image
}
@end