NodeJS : Error: connect ECONNREFUSED. Unhandled 'error' event NodeJS

NodeJS : Error: connect ECONNREFUSED. Unhandled 'error' event NodeJS
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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 the keyboard.
The progress bar on YouTube will be altered to a flashing rainbow.

Here's a brief description of who I am,
Welcome, I'm Delphi.
Allow me to support you in answering your questions.
NodeJS : Error: connect ECONNREFUSED. Unhandled 'error' event NodeJS
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: NodeJS connect Error: 'error' ECONNREFUSED. NodeJS Unhandled event