create react app reinstall node modules

March 24, 2021

Symtom

installed create-react-app as global module
```
npm install -g create-react-app
```

March 12, 2021

DB 데이터를 불러와서 노출하거나 textarea로 부터 입력받은 데이터를 DB에 저장하려 할 때

var str = document.getElementById("textarea").value;
str = str.replace(/(?:\r\n|\r|\n)/g, '<br />');
document.getElementById("result").value = str;

March 12, 2021

UnicodeDecodeError: 'utf-8' codec can't decode byte 0xc6 in position 4: invalid continuation byte

March 11, 2021

repo name = username.github.io

March 10, 2021

한영 전환키가 vscode 에서만 동작 안함