function loadListItems() {
        var oDataUrl = "<Other applicaiton REST URL>";
        var username = "restapi";
        var password = "xxxxx"
      //  console.log(_spPageContextInfo);
        $.ajax({
                url: oDataUrl,
                type: "GET",
                dataType: "json",
                crossDomain: true,
                headers: {
                        "Authorization" : 'Basic' + btoa(username + ":" + password),
                        "accept": "application/json;odata=verbose"
                },
                success: successFunction,
                error: errorFunction
        });
}