Chat

Channels vs Chat

Understand the structural and practical differences between Teams channels and chat, and when to use each for collaboration.

Building a Chat Application

Learn how to design a real-time chat app with Socket.IO, covering rooms, broadcasting, message persistence, and delivery guarantees.

Building a Chat Server in Erlang

A hands-on walkthrough of building a TCP-based multi-user chat server in Erlang, covering gen_tcp sockets, one process per client, a broadcasting room process,…

Building a Real-Time Chat App

A hands-on walkthrough of designing a WebSocket-based chat application, from connection lifecycle and message schema to rooms, presence, and delivery guarantee…

Designing a Chat Application

Covers the architecture behind real-time messaging apps: persistent connections, message delivery guarantees, ordering, presence, and multi-device synchronizat…