http status codes
2xx : SUCCESS 200 OK : success 201 CREATED : successfully added data 204 NO-CONTENT successfully updated or deleted 3xx : REDIRECTION 304 NOT MODIFIED: 4xx : CLIENT SIDE ERROR 400 BAD REQUEST : bad data being sent 401 UNAUTHORIZED : 403 FORBIDDEN : 404 NOT FOUND : the resource does not exists at that location 405 METHOD NOT ALLOWED : DELETE /api/spartans -->> 405 error 406 NOT ACCEPTABLE 415 Unsupported Media type if you forget to specify the Content-Type of Post request body, it will see it as plain text and it will throw this error if it does not support 5xx : Server side error 500 internal service error If the server do not have any mapping of the url requested to handle the action -->> 500 503 SERVICE UNAVAILABLE : 504 GATEWAY TIMEOUT :