20,523 questions
1
vote
1
answer
89
views
xhr poll error while connecting on socket server using socket.io with nginx proxy
My server with socket.io is running fine without nginx proxy, but when I use nginx proxy, its getting an xhr poll error when trying to connect
Here's the server block of my nginx looks like
location /...
- 1,390
0
votes
1
answer
85
views
Handling concurrent task updates in a real-time Kanban board using Socket.IO without UI flickering
Problem
I need to implement a concurrency handling strategy.
If two users try to move or edit the same task at exactly the same time, I want to prevent:
Data corruption
UI flickering
Tasks jumping ...
0
votes
0
answers
120
views
How to emit Socket.IO events from a BullMQ worker running in a separate process?
I’m building a Node.js backend where:
BullMQ is used for background jobs (invoice generation, emails, etc.)
Socket.IO is used to send real-time updates to clients
BullMQ workers run in a separate ...
- 1
1
vote
2
answers
91
views
Why isn't this emitting the message?
@app.route('/3x3/online/<username>', methods = ['POST'])
def online3x3(username):
if username == session['username']:
socketio.emit('create', (session['username'], 1), namespace = '/...
- 11
1
vote
0
answers
73
views
Socket.IO Livestream Not Cleaning Up After App Crash (Zombie Stream Issue)
I’m building a Node.js + Socket.IO livestreaming backend where a user can have only one active livestream at a time. When a mobile app is force-closed or crashes, the client does not send a ...
Best practices
0
votes
0
replies
25
views
How does one prevent stale ack caused by exceptions?
I have a nest server that has a few @SubscribeMessage functions that fetch data and return it to the client. If the client's request if bad, the functions might throw an error. However, the client's ...
- 53
1
vote
1
answer
81
views
Socket.io Custom Headers
So apparently for authentication you need to pass extraHeaders in socket.io, meaning you can't use http-only cookies.
Since I have this code over here, trying to connect to the most barebones socket....
- 2,292
0
votes
0
answers
82
views
Socket connection issue in react-native and nodejs
I’m currently working on a logistics app that manages goods transportation in my area. The tech stack includes React Native for the mobile app, Node.js / Express.js for the backend, MongoDB as the ...
0
votes
0
answers
32
views
Server is listening, but Socket.io client can't reach server
I've spent countless hours trying to figure this out, the code worked perfectly fine on my machine, but stopped working on the server, it just kept throwing "example.com/socket.io/?EIO=4&...
1
vote
2
answers
140
views
Frequent update of records in database
I’m building a real-time chat application using NestJS, Postgresql (Main DB), Redis and Socket.IO.
My database schema (simplified) looks like this:
-- Chats
table chats (
id serial primary key,
...
Advice
0
votes
2
replies
72
views
Code Review: Websockets integration using NestJS for trading application
I’m currently building a trading platform that requires streaming real-time price updates to the UI. I’ve implemented a WebSocket gateway and added handling for common issues such as:
Ghost/...
- 29
0
votes
0
answers
28
views
Integrate socket.io namespaces with Node Cluster
I am trying to integrate socket.io with Node's HTTP alongside Node's Cluster Module. Consider the reproducible example:
index.js:
let cluster = require('cluster')
let fs = require('fs')
let http = ...
- 351
0
votes
0
answers
68
views
Error with Turso connection database on Node project
I'm following a Node.js tutorial where the database is created with Turso but I have a problem, the connection is created well but I can't realise any type of query. I'm using these libraries:
import ...
0
votes
1
answer
66
views
Socket io is not connecting from Angular to backend nodejs
So I am trying to build a dynamic dashboard application ,so I use socket io 4.8.1 , and In frontend as well I installed the same version , now I used polling socket io it actually worked with polling ...
- 71
0
votes
0
answers
47
views
How to prevent auth token from being stolen on the Nextjs client side of socket.io?
This is my nodejs server socket.io code:
const io = new Server(server, {
cors: {
origin: "*", // Allows connections from any origin
methods: ["GET", "POST"] // ...
- 759