NodeJS : How to synchronize data between multiple clients on Node.js Server

To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

As promised, I'm going to share a hidden feature with you.
This is a YouTube's feature which works on Desktop.
First, Ensure that the video is playing before proceeding.
Then, type the letters 'awesome' on your keyboard as the next step.
It will change your youtube progress bar into a flashing rainbow.

Here's a short introduction about myself,
Hey, I am Delphi.
I help you answer your questions.
If you need more specific information, let me know by leaving a comment or starting a chat.
Your thoughts and contributions are welcome, so please leave a comment below if you have an answer or insights to the answer.
Your answer will be acknowledged and appreciated, and I will 'heart' it as a sign of gratitude.