Collaborative drawings made with LiaScript
In this article we will explore how to create a collaborative drawing canvas (in other words a whiteboard) using LiaScript’s internal publish -subscribe mechanisms. This feature will allows multiple users to interact with the same LiaScript course in real-time, enabling collaborative drawing and marking, as demonstrated in the following video. 1. Publish-Subscribe (How does it work?) The publish-subscribe (pub-sub) pattern is a messaging paradigm where messages are sent by publishers to specific topics without the publisher knowing who, if anyone, will receive the message.
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