Persistent Connections in Ruby: Streaming Bodies, SSE, and WebSockets with Rack | DevelClan

Learn how to implement persistent connections in Ruby using Rack, from streaming bodies and Server-Sent Events (SSEHTTP was born with a request/response model: the client opens a connection, sends a request, the server responds, and the connection closes. This works for most web pages but falls short when handling real-time data (notifications, dashboards, chats, etc.). Rack supports several techniques to keep connections open: streaming bodies, Server-Sent Events (SSE), and WebSockets. to real-time WebSockets, with clear examples.