I'm starting with Node.js and I have already a problem in my first program. Below is the code I'm using. Index.html:  <!DOCTYPE html> <html>   <head>     <meta charset="utf-8">     <title>Random Tempera...
I took a game that my friend made and wanted to make it playable across browsers by sending keypress data between peers with WebRTC and websockets. However, I get this error in the console:     WebSocket connection to 'ws://localhost:3000/' f...
I am tracking the memory using task manager and my app is a webrtc app using socket.io.   So when I track the memory and open localhost, connect two browser windows, it obviously adds a little bit of memory. I think it starts at like 19.3 MB and then...
I read about building private NPM mirrors/repositories, but didn't quite understand.  My goal is to make a repository that currently up to date, that contains all NPM packages available at the NPM website (The free packages) that I need. After do...
Heroku has a free plan, as outlined here: https://www.heroku.com/pricing  One of the drawbacks of the free plan is that the server goes to sleep after 30 minutes of inactivity. Is it possible to bypass this if I have a console.log("stay awake"...
I'm trying to make a front-end for my privately hosted Counter-Strike Global Offensive servers, on the front-end when I hit run server, everything works great and the server starts up and logs to console. But how can I view information like the s...
Say A sends a message to B and waits for a callback and then A probably sends new messages and B also sends many messages to A.   What I mean other message exchanges happen during this time before callback happens.   Does it create a race condition o...
I have created a server with node.js and express.js but if I send a POST request and try to check the body, it always says the body is empty. Here is my code:  app.js:  var express = require('express');  var app = express();  app.set('por...
Is it possible to generate a file with javascript and send it to server? I have a section in my web page where the user can modify the style of its page, and I want to generate the css file with that style configuration before to send it to the serve...

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