摘要: import 'dart:async'; main(){ Future(()=>a1()) .then((x)=>a2(x)) .then((x)=>a3(x)) .then((x)=>a4(x)); // .whenComplete((x)=>print(x)); print('done'); } a1()async{ await Fu... 阅读全文
posted @ 2019-04-09 19:41 CrossPython 阅读(397) 评论(0) 推荐(0)
摘要: https://www.jianshu.com/p/88998af66e4b https://www.jianshu.com/p/7ac3ce2bc0c6 阅读全文
posted @ 2019-04-09 15:49 CrossPython 阅读(431) 评论(0) 推荐(0)
摘要: sqflite使用引入插件在pubspec.yaml文件中添加path_provider插件,2019年2月18号最新版本为1.1.0: dependencies: flutter: sdk: flutter #sqflite插件 sqflite: ^1.1.0执行 flutter packages 阅读全文
posted @ 2019-04-09 15:18 CrossPython 阅读(1920) 评论(0) 推荐(0)
摘要: 同时支持android和ios 1.添加依赖 dependencies: ... sqflite: any Dart Copy Dart Copy Dart Copy 2.导入依赖 import 'package:sqflite/sqflite.dart'; Dart Copy Dart Copy 阅读全文
posted @ 2019-04-09 15:17 CrossPython 阅读(10334) 评论(0) 推荐(0)
摘要: https://www.cnblogs.com/pjl43/p/9866753.html https://www.jianshu.com/p/55092eb06c17 requests: https://stackoverflow.com/questions/53101858/handling-co 阅读全文
posted @ 2019-04-09 11:30 CrossPython 阅读(2582) 评论(0) 推荐(0)
摘要: 在使用Options添加headers时,Map没有定义内部类型: Dio dio = new Dio(); Map headers = new Map(); headers['Cookie'] = cookie; Options options = new Options( headers:hea 阅读全文
posted @ 2019-04-09 10:38 CrossPython 阅读(2235) 评论(0) 推荐(0)