问题描述:Android Studio中, 左上角flutter device selection选择chrome web,使用浏览器运行flutter web应用, 报错: Launching lib\main.dart on Chrome in debug mode... Finished with error: Failed to bind web development server: SocketException: Failed to create server socket (OS Error: Failed to start...
I/flutter(7011):Couldnot startObservatoryHTTPserver:I/flutter(7011):SocketException:Failedto create server socket(OSError:Permissiondenied,errno=13),address=127.0.0.1,port=0I/flutter(7011):#0_NativeSocket.bind(dart:io/runtime/bin/socket_patch.dart:591:7)I/flutter(7011):<asynchronous suspension>I...
1 . 创建 Flutter 应用 : 菜单栏 -> File -> New Flutter Project , 弹出 Create New Flutter ...
( 7011): Observatory server failed to start after 10 tries I/flutter ( 7011): Observatory server failed to start after 11 tries I/flutter ( 7011): Could not start Observatory HTTP server: I/flutter ( 7011): SocketException: Failed to create server socket (OS Error: Permission denied, ...
I am getting this error when running my project on flutter web: Launching lib\main.dart on Chrome in debug mode... Finished with error: Failed to bind web development server: SocketException: Failed to create server socket (OS Error: Fai...
Flutter 页面销毁的时候调用this.socket.disconnect(); 会发现下次进来后没法重新连接了。 代码如下: voidinitState(){print("2222");super.initState();//注意分组this.socket=IO.io('http://192.168.0.10:3000?roomid=1',<String,dynamic>{'transports':['websocket']});print(this.socket);this.socket.on...
首先,你需要在pubspec.yaml文件中添加一个WebSocket库的依赖。一个常用的库是web_socket_channel。 代码语言:javascript 复制 dependencies:flutter:sdk:flutterweb_socket_channel:^2.0.0 然后运行flutter pub get来安装依赖。 2. 创建WebSocket服务器 在Flutter中,你可以使用dart:io库来创建一个WebSocket服务器。...
问题:Flutter create新建项目之后运行,一直报错显示Exception in thread "main" java.net.ConnectException: Connection timed out: connect Exceptioninthread"main"java.net.ConnectException: Connection timedout: connect at java.net.DualStackPlainSocketImpl.connect0(Native Method) ...
dependencies:web_socket_channel: **Flutter ** import'dart:convert';import'package:flutter/material.dart';import'package:web_socket_channel/io.dart';voidmain()=>runApp(MyApp());classMyAppextendsStatelessWidget{@overrideWidgetbuild(BuildContextcontext){returnMaterialApp(home:HomePage(),);}}classHomePage...
Socket socket = await Socket.connect('127.0.0.1', 8081); socket.write('Hello, Server!'); socket.cast<List<int>>().transform(utf8.decoder).listen(print); 当我们再去追查Socket的实现代码时,又会发现,它其实是对RawSocket类的封装。所以,我们干脆来看一个例子,学习一下RawSocket怎么用: ...