끄적끄적 관심사/메모장
![](http://i1.daumcdn.net/thumb/C400x400/?fname=https://blog.kakaocdn.net/dn/RE7ex/btrK3WE6o0W/nV6qNtU6CCRkHVPkYAS2d0/img.png)
![](https://tistory1.daumcdn.net/tistory/4549704/skin/images/no-image.jpg)
단축키 정식 명칭 기능 단축키 Show Context Action 코드 추천/개선 기능 Alt + Enter Search Everyone 전체 검색 Shift * 2 Search Classes Classes 검색 Ctrl + N Search Files Files 검색 Ctrl + Shift + N Search Symbols Symbols 검색 Ctrl + Shift + Alt + N Find Action Actions 검색 Ctrl + Shift + A Preview available Docs 참조 문서 미리보기 Ctrl + Q Completion 완료 Enter Basic Comletion 기본 완료 Ctrl + Enter Completion this statement 현재 상태 완료 (=세미콜론(;)..
![](https://tistory1.daumcdn.net/tistory/4549704/skin/images/no-image.jpg)
ex systemctl restart ufw sudo ufw allow 22/tcp sudo ufw deny 22/tcp sudo ufw allow from 192.168.1.0/24 sudo ufw allow from 192.168.1.0/24 to any port 22 sudo ufw allow in on eth1 to any port 3306 sudo ufw delete allow 22/tcp sudo ufw status numbered sudo ufw delete 1 sudo ufw insert 1 allow from 192.168.1.1 sudo vi /etc/ufw/before.rules -A ufw-before-input -p icmp --icmp-type destination-unreach..