20210609 코드 개선 및 첫 PR

금일 진행 사항

- 라이브러리 이용, Token Counter 코드 개선

- 첫 Pull Request

도움받은 사이트

Stop setInterval call in Javascript: https://stackoverflow.com/questions/109086/stop-setinterval-call-in-javascript

Media queries in Material-ui components: https://stackoverflow.com/questions/45847090/media-queries-in-material-ui-components

How to use Vim: https://jhnyang.tistory.com/54

Difference between Nano and Vim: https://askubuntu.com/questions/726669/difference-between-nano-and-vim

padStart: https://developer.mozilla.org/ko/docs/Web/JavaScript/Reference/Global_Objects/String/padStart

data-fns: https://date-fns.org/

오늘의 느낀점

역시 모르는게 많다.