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BOOL PSIsCrappyDevice() {
    static BOOL isCrappyDevice = YES;
    
    static dispatch_once_t onceToken;
    dispatch_once(&onceToken, ^{
        size_t size;
        sysctlbyname("hw.machine", NULL, &size, NULL, 0);
        char *machine = malloc(size);
        sysctlbyname("hw.machine", machine, &size, NULL, 0);
        NSString *platform = [[NSString alloc] initWithCString:machine];

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-(void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
    
    NSMutableDictionary* cells = [self.tableView valueForKey:@"_reusableTableCells"];
    for (UITableViewCell* cell in self.tableView.visibleCells) {
        if ([cell.reuseIdentifier isEqualToString:@"Text"]) {
            return;
        }
    }
    [cells removeObjectForKey:@"Text"];

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-(BOOL)containsSubstring:(NSString *)substring {
    return ([self rangeOfString:substring].location != NSNotFound);
}

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OARequestParameter* likesParameter = [OARequestParameter requestParameter:@"likes" value:@"1"];
    NSURL* URL = [NSURL URLWithString:dashboardURL];
    
    __block void (^successBlock)(AFHTTPRequestOperation *operation, id JSON);
    __block void (^alternateSuccessBlock)(AFHTTPRequestOperation *operation, id JSON);
    
    if (ID && block) {
        __block int offset = 0;
        __block NSMutableArray* allPosts = [NSMutableArray array];
        

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-(BOOL)performSelectorIfResponding:(SEL)selector withObjects:(id)firstParameter, ... {
    if (![self respondsToSelector:selector]) {
        return NO;
    }
    
    NSMethodSignature* signature = [self.class instanceMethodSignatureForSelector:selector];
    NSInvocation* invocation = [NSInvocation invocationWithMethodSignature:signature];
    invocation.target = self;
    invocation.selector = selector;
    

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-(void)reloadData {
    BOOL canAnimate = !self.visibleCells.count;

    [self reloadData];
    
    if (canAnimate) {
        CABasicAnimation* revealAnimation = [CABasicAnimation animationWithKeyPath:@"transform.translation.y"];
        revealAnimation.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseInEaseOut];
        revealAnimation.duration = 0.3f;
        [revealAnimation setToValue:[NSNumber numberWithFloat:0.0f]];

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var dictionary = ["yolo": 9]

func objectForKey<T>(key: String) -> T? {
    let obj = dictionary[key]
    
    if let obj = obj as? T {
        return obj
    }
    
    return nil

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func functionWithClosure(closure: () -> ()) {
    closure()
}

func topFunction() {
    let button = UIButton()
    let image = UIImage()
    
    func nestedFunction() {
        button.setImage(image, forState: .Normal)

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extension UIColor {
    
    convenience init(_ hexValue: Int) {
        let r = (hexValue & 0xFF0000) >> 16
        let g = (hexValue & 0x00FF00) >> 8
        let b = hexValue & 0x0000FF
        
        self.init(red: CGFloat(r)/255, green: CGFloat(g)/255, blue: CGFloat(b)/255, alpha: 1)
    }
    

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class Cell: UITableViewCell {
    
    func hello() -> String {
        return "hello"
    }
    
}

var payload = [Int: AnyObject]()
payload[1] = Cell()