radianttap

//	##	inserting. this can be done in viewDidLoad
//	this can be any view, here I'm adding to main view
UIView *containerView = self.view;
//	load child controller
UIViewController *svc = [[UIViewController alloc] initWithNibName:nil bundle:nil];
//	kill the randomness
svc.view.translatesAutoresizingMaskIntoConstraints = NO;
//	add child VC to hierarchy
[self addChildViewController:svc];
//	set initial rect

tomohisa

// add child view
    UIViewController* controller = [self.storyboard instantiateViewControllerWithIdentifier:@"test"];
    [self addChildViewController:controller];
    controller.view.frame = CGRectMake(0, 44, 320, 320);
    [self.view addSubview:controller.view];
    [controller didMoveToParentViewController:self];

// remove child view
    UIViewController *vc = [self.childViewControllers lastObject];
    [vc.view removeFromSuperview];

darktable

/*
 * Copyright (c) 2013 Calvin Rien
 *
 * Based on the JSON parser by Patrick van Bergen
 * http://techblog.procurios.nl/k/618/news/view/14605/14863/How-do-I-write-my-own-parser-for-JSON.html
 *
 * Simplified it so that it doesn't throw exceptions
 * and can be used in Unity iPhone with maximum code stripping.
 *
 * Permission is hereby granted, free of charge, to any person obtaining