With our project size (and complexity, perhaps) increased along the way, it goes
really in urgent to refactor our code with a set of unique and credible code norm.

ESLint provides a set of scalable and easy-to-use solutions to it. This article
from rangle.io introduced the concept of using ESLint as code management and refactor
tool.

• The complexity and the possibility of code style indifference increased as we
  gained more staffs
• As a notable project, ESLint could solve the uniqueness of code style among the team
• We are supposed to get a better understanding of the importance of code style
  uniquification even no tools being used.