centos 7.4 docker
1.查看系統版本
cat /etc/redhat-release
CentOS Linux release 7.4.1708 (Core)
哈1
cat /etc/redhat-release
CentOS Linux release 7.9.2009 (Core)
哈1-02
cat /etc/redhat-release
CentOS Linux release 7.6.1810 (Core)
哈1-22
cat /etc/redhat-release
CentOS Linux release 7.9.2009 (Core)
11
http://mirrors.huaweicloud.com/centos/7.9.2009/isos/x86_64/
https://mirrors.aliyun.com/centos/7.9.2009/isos/x86_64/
22
CentOS系統安裝好之后輸入ifconfig指令無法查看ip解決辦法
https://cloud.tencent.com/developer/article/2166182
33
yum install net-tools
sudo
CentOS 使用sudo命令
https://www.codenong.com/cs106705358/
修改密碼
passwd 用戶名
java
java -version
openjdk version “1.8.0_262”
OpenJDK Runtime Environment (build 1.8.0_262-b10)
OpenJDK 64-Bit Server VM (build 25.262-b10, mixed mode)
Centos7yum方式安裝jdk8
https://blog.csdn.net/qq_44021627/article/details/134703279
centos7使用yum安裝jdk8
https://www.jianshu.com/p/803e385a2790
手動部署Java Web環境(CentOS 7)
https://help.aliyun.com/zh/ecs/use-cases/manually-deploy-a-java-web-environment-on-a-centos-7-instance