Socket.IO

WebSocket is already in CLOSING or CLOSED state Socket io

南笙酒味 提交于 2020-04-30 08:21:17
问题 Socket io returning error as: WebSocket is already in CLOSING or CLOSED state Socket io. Node JS: socket.to(socketId).emit('details', { userdetails: username }); React JS: socket.on('details', data => { console.log(data.userdetails); }); Can you please help me to resolve issue of WebSocket is in closing or closed state. Any kind of help is appreciable. 回答1: 1) Roll back to socket.io-client version 2.0.3. There is an issue in the latest 2.1.1 version. npm install socket.io-client@2.0.3 --save

Getting a CORS error when trying to establish socket.io connection between back-end on localhost:3000 and front-end on localhost:8080

断了今生、忘了曾经 提交于 2020-04-30 07:03:08
问题 I'm trying to figure out how to create a real time chat application that uses Vue.js for the front-end, Node.js for the back-end and socket.io. I've generated my back-end Node.js project with express-generator and the project is accessible at http://localhost:3000. In this project I have an index.js file that contains this: var express = require('express'); var http = require('http').createServer(express); var io = require('socket.io')(http); io.on('connection', (socket) => { console.log('a

Python3爬虫实战:实战源码+博客讲解

微笑、不失礼 提交于 2020-04-24 23:27:13
Python Spider 贵有恒,何必三更起五更睡;最无益,只怕一日暴十寒。 Python3爬虫实战:实战源码+博客讲解 个人网站 CSDN博客 CSDN爬虫专栏 学习交流群【328127489】 声明 代码、教程仅限于学习交流,请勿用于任何商业用途! 文章首发声明 文章在自己的个人网站首发,其他平台文章均属转发,如想获得最新更新进展,欢迎关注我的个人网站: http://cuijiahua.com/ 目录 爬虫小工具 文件下载小助手 爬虫实战 笔趣看小说下载 百度文库免费文章下载助手_rev1 百度文库免费文章下载助手_rev2 《帅啊》网帅哥图片下载 构建代理IP池 《火影忍者》漫画下载 财务报表下载小助手 一小时入门网络爬虫 抖音App视频下载 GEETEST验证码识别 12306抢票小助手 百万英雄答题辅助系统 网易云音乐免费音乐批量下载 B站免费视频和弹幕批量下载 京东商品晒单图下载 正方教务管理系统个人信息查询 其它 爬虫小工具 downloader.py:文件下载小助手 一个可以用于下载图片、视频、文件的小工具,有下载进度显示功能。稍加修改即可添加到自己的爬虫中。 动态示意图: 爬虫实战 biqukan.py:《笔趣看》盗版小说网站,爬取小说工具 第三方依赖库安装: pip3 install beautifulsoup4 使用方法: python biqukan

node学习笔记系列之四十一

∥☆過路亽.° 提交于 2020-04-18 17:45:57
node学习笔记系列之四十一 一、手动封装body-parser中间件 cookie-parser中间件 1、封装axios请求方式 body-parser ​const qs = require("querystring");var bodyparse = (function bodyparse() { function common(type) { return (req, res, next) => { let contentType = req.headers["content-type"]; if(contentType == "application/json" || contentType == "application/x-www-form-urlencoded"){ let str = ""; req.on("data",(data)=>{ str+=data; }) req.on("end",()=>{ if(contentType == "application/json"){ req.body = JSON.parse(str); next(); }else if( contentType == "application/x-www-form-urlencoded"){ req.body = qs.parse(str); next(); } next();

How can I export socket.io connection to another controller

元气小坏坏 提交于 2020-04-18 03:23:38
问题 I am stuck in a problem. I am making a Socket.IO connection in the bin file which is working, but can anyone tell me how I can export this connection to different controller. This is my bin file code. var app = require('../app'); var debug = require('debug')('userservice:server'); var http = require('http'); /** * Get port from environment and store in Express. */ var port = normalizePort(process.env.PORT || '3015'); app.set('port', port); /** * Create HTTP server. */ var server = http

How can I keep a socket connection alive in the background in React Native?

倾然丶 夕夏残阳落幕 提交于 2020-04-14 08:40:59
问题 I use Wix navigation v2, socket.io-client, react-native-background-time and react-native v59.10 first I register a HeadlessTask in index.js if (Platform.OS === 'android') { AppRegistry.registerHeadlessTask( 'backgroundTask', () => backgroundTask ); } then in backgroundTask.js import BackgroundTimer from 'react-native-background-timer'; import io from 'socket.io-client'; import { showLocalPushNotification } from 'helper/PushNotificationServices'; const URL = 'http://SOME_SECURE_URL'; //:)

How can I keep a socket connection alive in the background in React Native?

ε祈祈猫儿з 提交于 2020-04-14 08:40:51
问题 I use Wix navigation v2, socket.io-client, react-native-background-time and react-native v59.10 first I register a HeadlessTask in index.js if (Platform.OS === 'android') { AppRegistry.registerHeadlessTask( 'backgroundTask', () => backgroundTask ); } then in backgroundTask.js import BackgroundTimer from 'react-native-background-timer'; import io from 'socket.io-client'; import { showLocalPushNotification } from 'helper/PushNotificationServices'; const URL = 'http://SOME_SECURE_URL'; //:)

How can I keep a socket connection alive in the background in React Native?

倾然丶 夕夏残阳落幕 提交于 2020-04-14 08:39:06
问题 I use Wix navigation v2, socket.io-client, react-native-background-time and react-native v59.10 first I register a HeadlessTask in index.js if (Platform.OS === 'android') { AppRegistry.registerHeadlessTask( 'backgroundTask', () => backgroundTask ); } then in backgroundTask.js import BackgroundTimer from 'react-native-background-timer'; import io from 'socket.io-client'; import { showLocalPushNotification } from 'helper/PushNotificationServices'; const URL = 'http://SOME_SECURE_URL'; //:)

Socket.io Extra Placeholder Frame being sent

ぃ、小莉子 提交于 2020-04-13 17:16:11
问题 The following code results in a mysterious third frame: 451-["clientMsg",{"_placeholder":true,"num":0}] Cient function sendMessage() { var bufArr = new ArrayBuffer(4); var bufView = new Uint8Array(bufArr); bufView[0]=6; bufView[1]=7; bufView[2]=8; bufView[3]=9; // send binary message to server socket.emit('serverMsg', bufArr); } sendMessage(); Server socket.on('serverMsg', function (bufArr) { var ba = new ArrayBuffer(4); var bv = new Uint8Array(ba); bv[0]=10; bv[1]=11; bv[2]=12; bv[3]=13; var

Running socket.io on Shared Hosting

你说的曾经没有我的故事 提交于 2020-04-10 06:08:59
问题 I am using a shared hosting server from A2Hosting where I want to run a socket.io server (application), here is what I have done so far: SSH'ed into server Installed node Run / started the socket.io server (application) var server = require('http').createServer(), io = require('socket.io')(server), port = 58082; server.listen(port, my - domain - name); But my client (the browser) can't connect to the server. I have tried running the same socket.io sever (application) on a local Linux machine