check(name: string, password: string): boolean {
     let headers = new Headers();
    headers.append('Content-Type', 'application/x-www-form-urlencoded');
    headers.append('Access-Control-Allow-Origin','*');
    let options = new RequestOptions({headers:headers,withCredentials:true});

    if(this.http.post(this.baseUrl,
        `username=${name}&password=${password}`,
        {headers:headers})
        .toPromise().then(response=> {
          return {}
        }))
        return true;

        return false;
  }

.cors().and()