在基于rest的应用程序(mongoose insert / update issue)中，$resource AngularJS客户机的PUT/ update操作失败。

I am new to MEAN applications.Here I have a REST based sample application using node-restful library in which I can perform operations(get,save,delete) except 'put'. However 'put' operation works well on rest clients (advanced REST, postman) but not on angular client. I am new to MEAN applications.Here I have a RES