Hard Prerequisites |
IMPORTANT: Please review these prerequisites, they include important information that will help you with this content. |
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Socket.io is Node.js library that enables real-time, bidirectional and event-based communication between web-clients and the server. It consists of a client-side library for the browser and a Node.js server. In simple english, refer here.
WebSockets:
Before reviewing the content below, make sure you have a grasp of Socket.io and AJAX.
These tutorials should help cement your knowledge on Socket.io.