Symtoms

tried to permit sed command only with root permission

chmod 750 /usr/bin/sed

then when use commands ls, mv … related with file operation ``` $ ls .

Jupyter Notebook

웹 브라우저(Tornado web 프레임워크) 기반의 인터프리터. 문서화/학습 기능 로컬 서버의 kernel이 IPython 인터프리터를 실행시킴

Jupyter Lab

pip install jupyterlab --editable ${PRJ_PATH}

a Tornado based HTML Server that serves up an HTML5/Javascript JupyterLab client.

Container user

map is available with Array, not Set!

const tags = Array(8).fill(0).map((value, index) => (
        <StyledInput
            key={index}
            name={"binary_ip_2_"+index}
        />
)

• typeof( index ) == int
• typeof( string+int ) == string