Dev Environment Setup
Most of the blockchain apps are developed in JavaScript, hence setting up Node.js is the first step.

Install Node.js

Skip this section if Node.js >=12.0is already installed.


sudo apt update
sudo apt install curl git
curl -sL | sudo -E bash -
sudo apt install nodejs


curl -o- | bash
nvm install 12
nvm use 12
nvm alias default 12
npm install npm --global # Upgrade npm to the latest version


Get node-v12.XX.XX-x64.msi from here
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Install Node.js