mikeash

// clang -framework Foundation -fobjc-arc -O3 test.m

#import <Foundation/Foundation.h>


@interface Slice : NSObject
@property NSInteger start;
@property NSInteger length;
@end
@implementation Slice

zwaldowski

// clang -framework Foundation -fobjc-arc -O3 test.m

#import <Foundation/Foundation.h>

@interface NSNumber (RangeCreation)

- (NSValue *): (NSInteger)length;

@end

tonyarnold

//
//  NSUserDefaults+ObjectSubscripting.h
//
//  Created by Tony Arnold on 29/07/12.
//  Copyright (c) 2012 The CocoaBots. All rights reserved.
//

#import <Foundation/Foundation.h>

@interface NSUserDefaults (ObjectSubscripting)

steipete

// Smart little helper to find main thread hangs. Enable in appDidFinishLaunching.
// Only available with source code in DEBUG mode.
@interface PSPDFHangDetector : NSObject
+ (void)startHangDetector;
@end


@implementation PSPDFHangDetector
+ (void)startHangDetector {
#ifdef DEBUG

steipete

extern void CGPathPrint(CGPathRef path, FILE* file);


CGPathPrint(path.CGPath, NULL);

Path 0xb44e380:
  moveto (-12, 295)
    lineto (115, 295)
    lineto (108, -12)
    lineto (235, -12)

jspahrsummers

Simple visual illustrations of how CGRectDivideWithPadding works.

Slicing from CGRectMinXEdge

  +-------+---------+------------>
e |       |         |
d | slice | padding | remainder…
g |       |         |
e |       |         |

omz

# turtle.py
# Basic Turtle graphics module for Pythonista
# 
# When run as a script, the classic Koch snowflake is drawn as a demo.
# The module can also be used interactively or from other scripts:
# >>> from turtle import *
# >>> right(30)
# >>> forward(100)
# ...

kvnsmth

Let's say you have an iOS project, and you want to use some external library, like AFNetworking. How do you integrate it?

With submodules

Add the project to your repo:

git submodule add git@github.com:AFNetworking/AFNetworking.git Vendor/AFNetworking

or something to that effect.

0xced

Using HockeySDK as an example

1. Download HockeySDK 3.0.0
2. Run these commands:

ARCH=armv7
FRAMEWORK_DIRECTORY="${HOME}/Downloads/HockeySDK-iOS-3/HockeySDK.embeddedframework"
FRAMEWORK_NAME=$(basename `echo "${FRAMEWORK_DIRECTORY}"/*.framework` .framework)

pjambet

module WillPaginate
  module ActionView
    def will_paginate(collection = nil, options = {})
      options[:renderer] ||= FoundationLinkRenderer
      super.try :html_safe
    end

    class FoundationLinkRenderer < LinkRenderer
      protected