victor

import UIKit

let bytes: [UInt8] = [0xDE, 0xAD, 0xBE, 0xEF, 0x42]

let hex = bytes.reduce("", combine: { $0 + String($1, radix:16, uppercase:true) })

jasonrudolph

Programming Achievements: How to Level Up as a Developer

This gist is part of a blog post. Check it out at:

http://jasonrudolph.com/blog/2011/08/09/programming-achievements-how-to-level-up-as-a-developer

omz

// Usage example:
// input image: http://f.cl.ly/items/3v0S3w2B3N0p3e0I082d/Image%202011.07.22%2011:29:25%20PM.png
//
// UIImage *buttonImage = [UIImage ipMaskedImageNamed:@"UIButtonBarAction.png" color:[UIColor redColor]];

// .h
@interface UIImage (IPImageUtils)
+ (UIImage *)ipMaskedImageNamed:(NSString *)name color:(UIColor *)color;
@end

somebox

/* 
   Some simple Github-like styles, with syntax highlighting CSS via Pygments.
*/
body{
	font-family: helvetica, arial, freesans, clean, sans-serif;
	color: #333;
	background-color: #fff;
	border: none;
	line-height: 1.5;
	margin: 2em 3em;