How to learn the course on website

  node.js, question

Website tutorial address:
For example, I studied javascripting the website, as shown in the following figure:
My computer has already installed node.js, git, and has already executed npmrstall-gjavascribing.
The following figure:


As a result, I don’t know how to learn this course. ?

This is used by command line interaction (TUI). Please enter “npm install -g learnyounode” at the command line inside to install it.
Then enter learnyounode to enter the interactive interface. Choose language allows you to choose a language.