            with: ParseClientConfiguration(block: { (configuration: ParseMutableClientConfiguration) -> Void in
                configuration.applicationId = "account-sharer"
                configuration.clientKey = "myMasterKey" // set to nil assuming you have not set clientKey
                configuration.server = "https://account-sharer.herokuapp.com/parse"
            })
        )

        if PFUser.current() != nil {
            let storyboard = UIStoryboard(name: "Main", bundle: nil)
            // view controller currently being set in Storyboard as default will be overridden
            let homeTimelineViewController = storyboard.instantiateViewController(withIdentifier: "tabController")
            window?.rootViewController = homeTimelineViewController