:::: gangserver's blog ::::

1. Install MariaDB server$ sudo apt install mariadb-server user@raspberrypi:~ $ sudo apt install mariadb-server패키지 목록을 읽는 중입니다... 완료의존성 트리를 만드는 중입니다... 완료상태 정보를 읽는 중입니다... 완료 다음 새 패키지를 설치할 것입니다: mariadb-server0개 업그레이드, 1개 새로 설치, 0개 제거 및 0개 업그레이드 안 함.35.5 k바이트 아카이브를 받아야 합니다.이 작업 후 73.7 k바이트의 디스크 공간을 더 사용하게 됩니다.(... Log omitted ...) 2. Set MariaDB root password$ sudo mysql_secure_installa..

- Error message : ImportError: libf77blas.so.3: cannot open shared object file: No such file or directory- Solutions :$ sudo apt install libatlas-base-dev gangserver@raspberrypi:~/devel/pydev $ python BreamAndSmelt.pyTraceback (most recent call last): File "/home/gangserver/devel/pydev/BreamAndSmelt.py", line 35, in from sklearn.neighbors import KNeighborsClassifier File "/usr/local/lib/p..

1. fonts-unfonts-core 설치$ sudo apt install fonts-unfonts-core user@raspberrypi:~ $ sudo apt install fonts-unfonts-coreReading package lists... DoneBuilding dependency tree... DoneReading state information... DoneThe following NEW packages will be installed: fonts-unfonts-core0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.Need to get 14.9 MB of archives.After this operation, 34.3 ..

Raspberry Pi firefox install$ sudo apt install firefox-esr (English)user@raspberrypi:~ $ sudo apt install -y firefox-esrReading package lists... DoneBuilding dependency tree... DoneReading state information... DoneSuggested packages: fonts-stix | otf-stix fonts-lmodernThe following NEW packages will be installed: firefox-esr0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.Need to..

Double commander gtk version install$ sudo apt install doublecmd-gtk Double commander qt version install$ sudo apt install doublecmd-qt [ GTK version ](Korean)user@raspberrypi:~ $ sudo apt install doublecmd-gtk패키지 목록을 읽는 중입니다... 완료의존성 트리를 만드는 중입니다... 완료상태 정보를 읽는 중입니다... 완료 The following additional packages will be installed: doublecmd-common doublecmd-plugins제안하는 패키지: doublecmd-help-en..

Raspberry Pi OpenJDK 11 install$ sudo apt install -y openjdk-11-jdk (English)user@raspberrypi:~ $ sudo apt install -y openjdk-11-jdkReading package lists... DoneBuilding dependency tree... DoneReading state information... DoneThe following additional packages will be installed: ca-certificates-java fonts-dejavu-extra java-common libatk-wrapper-java libatk-wrapper-java-jni libice-dev libpthread..

JDK 7 Install Oracle JDK 7 install$ sudo apt install oracle-java7-jdk Open JDK 7 install$ sudo apt install openjdk-7-jdk JDK 8 Install$ sudo apt install oracle-java8-jdk $ sudo apt install openjdk-8-jdk

1. network device listUbuntu@ubuntu$ ls /sys/class/neteth0 lo wlan0 2. network setting file editUbuntu@ubuntu$ sudo vi /etc/netplan/50-cloud-init.yaml before=======================================================================================network: ethernets: dhcp4: true optional: true=====================================================================================..

Ubuntu login : ubuntuPassword : ubuntu first login password change