我导入google_maps_flutter和augmented_reality_plugin_wikitude我怎么才能避免名字冲突??lib/main.dart:6:1: Error: 'CameraPosition' is imported from both 'package:google_maps_flutter/google_
我试图对我的类进行编码,以便将一个put http发送到firebase,但是当我打印User.toMap时,我的函数显示了一个带有"Instance of 'Address'“的列表。{id: -LVsaRJKo3vo6q9NWZn_, name: User 38197, email: null, address: [Instance of 'Address']} class Userthis.test = map['test'];
Map<String, dynam
'dart:async';import 'package:polymer/polymer.dart';
part "types/WorkoutTypes.dart/web/com/jessewarden/workoutlogger/views/SetView.dart': error: line 1 po
我正在尝试使用Dart执行一个map示例。但是我得到了一个错误,类JsObject没有构造函数jsify,我使用的dart代码是import'dart:js' show context, JsObject;
// The top-level getter context provides a JsObjec
我试图在类中使用注入包的@factoryParam注释。但是,每当我试图运行构建运行程序来生成配置文件时,它就会给出一个错误,说明Factory params必须是空的。import 'package:injectable/injectable.dart';
class QuoteRepository {Factory params must be null