Tecadmin published a tutorial about installing Node.js on Ubuntu 20.10 and 19.10.
How to Install Node.js on Ubuntu 20.10 & 19.10
Node.js is the popular language for frontend programming. A number of JavaScript frameworks available for quick build mobile and web application development. NVM is a Node Version Manager tool. Using the NVM utility, you can install multiple node.js versions on a single system. You can also choose a specific Node version for applications.