ESLINT how to setup and use

To use eslint on your site, probably the best idea is to install it locally and do it in drupal core dir as that is location of ESLINT config files that ship by default with drupal core (.eslintrc.json and .eslintignore). So you should go to drupal core directory and then install it via yarn:

Advenced History command in linux / Mac OSx

Recently I started using history command a lot. Just to check what I have done. One thing missing by default is timestamp, I want to know when I did something so to do that you can do this