node.js

问题 I am getting a Network Error while calling my server(nodejs) API. I have rechecked my localhost, server, and port. They are all working fine. I have also confirmed using POSTMAN and also ran the server on the web locally to fetch data. I think I have also added the cors properly in my server.js file. Want some help on this. I have also tried with dummy API and they worked fine. My imports from front-end Here is LogCat Response Header in Postman ngrok status 回答1: Hi I think you can try

问题 This going to be my first node deployment. I have this app which runs fine on my Debian 9 server using this command: cd /srv/myapp && NODE_ENV=production yarn start And print out this message: yarn run v1.6.0 $ babel-node index.js In order to demonize the app using systemd, I created `/lib/systemd/system/myapp.service: [Unit] Description=Myapp [Service] ExecStart=/home/john/start.sh Type=simple User=john Restart=on-failure [Install] WantedBy=multi-user.target and in start.sh I have: cd /srv

问题 I'm creating simple web app in node.js which should be able to save session data into file store. For this purpose I'm using express-session with session-file-store module: var session = require('express-session'); var FileStore = require('session-file-store')(session); app.use(session({ store: new FileStore({ path:'./sessions/', }), secret: 'keyboard cat' })); But when I visit some page of my website, I will successfully receive generated HTML file, but all other request for assets will be

问题 I am trying to create a function that can group an array of files to be uploaded into 10MB or fewer chunks. for example on a small scale. Example: [1mb, 1mb, 5mb, 4mb, 9mb] Expected ouput: [[5mb, 4mb, 1mb], [9mb, 1mb]] I need the function to iterate through an array of numbers and group them based on a max of 10mb size. I am a bit confused as to what I should be doing to accomplish this. Thanks 回答1: I hope this help you. var data = [1, 1, 5, 4, 9]; function getGroups(inputes, maxSize) {

问题 This is a follow-up question from my previous question React.js: Axois Post stay on pending(but i am getting data) My package.json file { "name": "my-app", "version": "0.1.0", "private": true, "dependencies": { "axios": "^0.18.0", "bootstrap": "^4.1.3", "express": "^4.16.3", "mongodb": "^3.1.6", "react": "^16.5.2", "react-dom": "^16.5.2", "react-html-parser": "^2.0.2", "react-router-dom": "^4.3.1", "react-scripts": "1.1.5", "reactstrap": "^6.4.0" }, "scripts": { "start": "react-scripts start"

问题 This is a follow-up question from my previous question React.js: Axois Post stay on pending(but i am getting data) My package.json file { "name": "my-app", "version": "0.1.0", "private": true, "dependencies": { "axios": "^0.18.0", "bootstrap": "^4.1.3", "express": "^4.16.3", "mongodb": "^3.1.6", "react": "^16.5.2", "react-dom": "^16.5.2", "react-html-parser": "^2.0.2", "react-router-dom": "^4.3.1", "react-scripts": "1.1.5", "reactstrap": "^6.4.0" }, "scripts": { "start": "react-scripts start"

问题 Environment details OS: uname -a => Darwin US_C02WG0GXHV2V 17.7.0 Darwin Kernel Version 17.7.0: Thu Jan 23 07:05:23 PST 2020; root:xnu-4570.71.69~1/RELEASE_X86_64 x86_64 Node.js version: node -v => v10.16.2 npm version: npm -v => 6.14.4 @google-cloud/pubsub version: "@google-cloud/pubsub": "^1.7.3" Description When I tried to publish 50k messages, the pubsub-emulator throw below error infinitely: Error stack [pubsub] May 06, 2020 2:47:20 PM io.grpc.netty.NettyServerHandler onStreamError

问题 My npm version: 6.4.1 node: 10.14.1 Ionic: 4.7.0 Cordova: 8.1.2 (Basically all of them are of the latest version) When I try to install an ionic sidemenu at a specific location, an error occurs as such: npm WARN deprecated browserslist@2.11.3: Browserslist 2 could fail on reading Browserslist >3.0 config used in other tools. npm ERR! code Z_BUF_ERROR npm ERR! errno -5 npm ERR! zlib: unexpected end of file npm ERR! A complete log of this run can be found in: npm ERR! C:\Users\15432\AppData

问题 I using PHP SocketIO class to connect NodeJS application and send messages. Everything worked wonderfully with Socket.io 2 but after upgrade to version 3 the PHP integration is stopped working. When I send request I am getting this response: HTTP/1.1 101 Switching Protocols Upgrade: websocket Connection: Upgrade Sec-WebSocket-Accept: hNcappwZIQEbMz7ZGWS71lNcROc= But I don't see anything on NodeJS side, even when I tried to log any connection to the server by using "connection" event. This is

问题 I have logic in my onMembersAdded function to load the user state and see if userData.accountNumber attribute exists. If it does not, a run an auth dialog to get the user's account number. If the attribute does exist, the welcome message should be displayed without a prompt. When I test on local, this works fine. But when I test on Azure, I always end up in the !userData.accountNumber block. Through checking the console log, I can see that in the onMembersAdded function is showing {} for the