anchor.diff:      coll = db.collection('daily');
     }
   
  -  /// http://localhost:8080/noaa/v1/hello
  -  @ApiMethod(path: 'hello')
  -  Result hello() {return new Result()..result = 'hello';}
  -
     /// Get the daily historical min/max temperatures for a
     /// given station GHCND identifier.
     /// http://localhost:8080/noaa/v1/ghcnd/USW00014739
     /// Return a list of strings
     /// [[19800101,26,38], [19800102,26,37], ...]
  -  @ApiMethod(path: 'ghcnd/{ghcnd}')
  +  // @ApiMethod(path: 'ghcnd/{ghcnd}')
     Future<List<List<String>>> getTemperature(String ghcnd) async {
       //String ghcnd = 'USW00014739';
       List pipeline = [];
  
positive.code: 
  import 'dart:async';
  import 'package:mongo_dart/mongo_dart.dart';
  import 'package:rpc/rpc.dart';
  
  class Result {
    String result;
  
negative.code: 
  /// Expose the NOAA daily temperatures as a web service
  ///
  // @ApiClass(name:'noaa', version: 'v1')
  class ApiTemperatureNoaa {
    Db db;
    DbCollection coll;
  