gistfile1.txt

- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view, typically from a nib.
    
    if (![[NSUserDefaults standardUserDefaults] boolForKey:@"hasPerformedFirstLaunch"]) {
        // On first launch, this block will execute
        // Place code here

        [self performSegueWithIdentifier:@"next" sender:self];
        
        // Set the "hasPerformedFirstLaunch" key so this block won't execute again
        [[NSUserDefaults standardUserDefaults] setBool:YES forKey:@"hasPerformedFirstLaunch"];
        [[NSUserDefaults standardUserDefaults] synchronize];
    }
    else {
        // On subsequent launches, this block will execute
    }
}