backendless starting

 import UIKit


class ViewController: UIViewController {

    let APPLICATION_ID = "9F1BE91D-97A3-2DF4-FF8B-726321258400"
    let API_KEY = "ED2AC7E5-D626-ED8B-FFFC-A360542E6600"
    let SERVER_URL = "https://api.backendless.com"
    let backendless = Backendless.sharedInstance()!
    let myEmail="Zeev.m@hotmail.com"
    let myPass="12345"

    override func viewDidLoad() {
        super.viewDidLoad()
        // for connecting to backendless servers
        backendless.hostURL = SERVER_URL
        backendless.initApp(APPLICATION_ID, apiKey: API_KEY)

        backendless.userService.login(myEmail,
                                      password: myPass,
                                      response: { (loggedUser:BackendlessUser?) in
                                            print ("WTF i am in....")
                                      })
        { (fault:Fault?) in
                                        print ("Server error code\(fault?.description)")
        }




    //saveData()
        loadData()
    }

    func saveData()
    {
        let demo_class = Demo_class()
        demo_class.id=34532345
        demo_class.name="Dan Zeevi"
        demo_class.address="Lion 11,Qiryat Ariya"
        demo_class.isMarried=false
        let dataStore = backendless.data.of(Demo_class().ofClass())
        dataStore!.save(demo_class, response: {(res)->() in print("All OK")}, error: {(fault:Fault?)->() in print ("error: \(fault)")})
    }

    func loadData()
    {
        let dataStore = backendless.data.of(Demo_class().ofClass())
        dataStore?.find({(array)->() in
            let myData=array as! [Demo_class]
                for item in myData
                {
                    print ("\(item.id!) \(item.name!) \(item.address!)")}
                }
            , error: {(_)->() in print ("Error in server retrival")})
    }
}