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$ sudo mariadb -u root로 비번없이 root 로그인 가능 $ sudo mysql_secure_installation명령으로 root 비번 변경 후 사용 ----------------------------------------------------------------------------------------------------------------------user@localhost:~$ sudo mysql_secure_installation[sudo] user의 암호: NOTE: RUNNING ALL PARTS OF THIS SCRIPT IS RECOMMENDED FOR ALL MariaDB SERVERS IN PRODUCTION USE! PLEASE READ EACH S..

$ sudo apt-get install software-properties-common dirmngr apt-transport-https$ sudo apt-key adv --fetch-keys 'https://mariadb.org/mariadb_release_signing_key.asc'$ sudo add-apt-repository 'deb [arch=amd64,arm64,ppc64el] https://mirror.yongbok.net/mariadb/repo/10.5/ubuntu focal main' $ sudo apt update$ sudo apt install mariadb-server

1. Create /etc/yum.repos.d/MariaDB.repo file-----------------------------------------------------------------------------------------------------# MariaDB 10.5 CentOS repository list - created 2021-04-15 02:51 UTC# https://mariadb.org/download/[mariadb]name = MariaDBbaseurl = https://mirror.yongbok.net/mariadb/yum/10.5/centos7-amd64gpgkey=https://mirror.yongbok.net/mariadb/yum/RPM-GPG-KEY-MariaD..

matplotlib 실행 시 한글 깨짐 오류 메시지---------------------------------------------------------------------------------------------------------------------------------findfont: Font family ['san-serif'] not found. Falling back to DejaVu Sans./home/user/.local/lib/python3.8/site-packages/matplotlib/backends/backend_agg.py:240: RuntimeWarning: Glyph 51064 missing from current font.font.set_text(s, 0.0, flag..

conda updateconda anacondaconda python or conda update --all

1. lm-sensors 1.1 설치$ sudo apt install lm-sensors 1.2 센서 검색$ sudo sensors-detect 1.3 실행$ sensors 1.4 삭제$ sudo apt remove lm-sensors 2. xsensors 2.1 설치$ sudo apt install xsensors 2.2 실행$ xsensors 2.3 삭제$ sudo apt remove xsensors

$ sudo yum clean all $ sudo yum clean metadata $ sudo rm -rf /var/cache/yum $ sudo yum check-update 참조 : blueray21.tistory.com/41

1. Chrome Downloadhttps://www.google.com/chrome/ Chrome 웹브라우저Google의 스마트 기능으로 더욱 간편하고 안전하고 빨라졌습니다.www.google.com 2. Navigate to the downloaded directory$ cd /download_directory 3. Chrome installation- Dependency error occurred$ sudo rpm -ivh google-chrome-stable_current_x86_64.rpm경고: google-chrome-stable_current_x86_64.rpm: Header V4 DSA/SHA1 Signature, key ID 7fac5991: NOKEY오류: Failed depende..

1. Config server.cnf add$ sudo vi /etc/my.cnf.d/server.cnf----------------------------------------------------[mariadb]lower_case_table_names=1---------------------------------------------------- 2. MariaDB service restart$ sudo systemctl restart mariadb

. MariaDB.repo setting$ sudo vi /etc/yum.repos.d/MariaDB.repo----------------------------------------------------------------[mariadb]name = MariaDBbaseurl = https://yum.mariadb.org/10.4/centos7-amd64 gpgkey=https://yum.mariadb.org/RPM-GPG-KEY-MariaDBgpgcheck=1---------------------------------------------------------------- 2. MariaDB Install$ sudo yum install MariaDB-server MariaDB-client 3. M..