WebSocket Archives - ITFROMZERO - Share tobe shared!

Real-Time Without a Message Broker: Leveraging PostgreSQL LISTEN and NOTIFY with WebSockets

By IT From Zero October 15, 2026

Is your infrastructure overwhelmed by relentless polling and bulky message brokers? Leverage PostgreSQL's built-in LISTEN/NOTIFY alongside WebSockets to build a sleek, transaction-safe, and resource-efficient real-time notification system.

Development

Centrifugo & Go: Secrets to Handling Millions of Real-time Connections Without Server Crashes

By IT From Zero September 11, 2026

Don't let WebSockets become your system's bottleneck. Discover how to combine Centrifugo and Go to handle millions of real-time connections smoothly and efficiently.

Ubuntu

Installing code-server on Ubuntu: Run VS Code in Your Browser with HTTPS and Nginx

By IT From Zero July 3, 2026

A hands-on guide to installing code-server on Ubuntu 22.04, configuring Nginx as a reverse proxy with HTTPS and WebSocket support, layered security hardening, and real-world tips for daily monitoring and usage.

Development

Building Real-time Applications with WebSocket and Node.js: From Chat Apps to 10,000 CCU Dashboards

By IT From Zero April 14, 2026

Learn how to build real-time applications from Chat Apps to professional monitoring Dashboards. This article shares experiences in handling memory leaks, scaling with Redis, and optimizing performance for 10,000+ connections.