A base view controller class that when running on the simulator in debug mode, will auto simulate a memory warning every time the view controller's viewDidAppear is called

BaseViewController.m

//
//  BaseViewController.m
//
//  Created by Peter Boctor on 5/4/11.
//
//  Copyright (c) 2011 Peter Boctor
// 
//  Permission is hereby granted, free of charge, to any person obtaining a copy
//  of this software and associated documentation files (the "Software"), to deal
//  in the Software without restriction, including without limitation the rights
//  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
//  copies of the Software, and to permit persons to whom the Software is
//  furnished to do so, subject to the following conditions:
// 
//  The above copyright notice and this permission notice shall be included in
//  all copies or substantial portions of the Software.
// 
//  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
//  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
//  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
//  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
//  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
//  THE SOFTWARE

#import "BaseViewController.h"

@interface BaseViewController (Private)
- (void)simulateMemoryWarning;
@end

@implementation BaseViewController

- (void) viewDidAppear:(BOOL)animated
{
  [super viewDidAppear:animated];

    #if TARGET_IPHONE_SIMULATOR
        #ifdef DEBUG
            // If we are running in the simulator and it's the DEBUG target
            // then simulate a memory warning. Note that the DEBUG flag isn't
            // defined by default. To define it add this Preprocessor Macro for
            // the Debug target: DEBUG=1
            [self simulateMemoryWarning];
        #endif
    #endif
}

- (void)simulateMemoryWarning
{
    #if TARGET_IPHONE_SIMULATOR
        #ifdef DEBUG
            CFNotificationCenterPostNotification(CFNotificationCenterGetDarwinNotifyCenter(), (CFStringRef)@"UISimulatedMemoryWarningNotification", NULL, NULL, true);
        #endif
    #endif
}

@end