- Write code in more declarative way.
- Use some functional library like Ramda/RxJS to improve Javascript code.
- Understand the benefit of functional programming and the use of React and Redux.
- Procedure code in Javascript
- Side effect and hard to maintain code
- Misunderstand of Javascript => thinking Javascript is a hard to maintain language
- Misunderstand of Functional Programming in Javascript =>
- Show example of how functional programming can help to write more declarative code