This post was written for reminding myself of some useful command snippets in Linux etc.
rpm
| command | description | 
| rpm -aq | grep yum | 查找 rpm 包 | 
| rpm -e xxx.yyy | 删除 | 
| rpm -ivh | 安装 i->install v->verbose h->justForBetter | 
| rpm -qi yum-3.4.3-132.el7.centos.0.1.noarch | 已安装包的信息 | 
| rpm -qip xxx.rpm | 查看 rpm 包信息 | 
| rpm -qRp | 查看依赖 | 
go
| command | description | 
| go build -gcflags=-m inline.go | 查看函数内联 | 
| GOOS=linux GOARCH=arm go |  | 
| GOOS=windows GOARCH=386 CGO_ENABLED=0 go | xx | 
tar
| command | description | 
| tar -zxvf | 解 tar.gz | 
| tar -zcvf | 压 tar.gz | 
journalctl
| command | description | 
| -n xxx | 尾部 xxx行 | 
| -f | follow | 
| -k | 内核日志 | 
| -u docker.service | xxx.service | 
| -o json-pretty |  | 
| -b | 本次启动 | 
| -p err | x | 
yum
| command | description | 
| yum install -y epel-release | epel | 
apt
| command | description | 
| apt-cache policy | list all version | 
| apt-cache depends | see depends | 
template
| command | description | 
| todo | todo | 
Centos things
| 12
 3
 4
 5
 6
 
 | yum install -y vimyum install -y build-essential
 yum install -y epel-release
 yum install -y nload htop iotop
 yum install -y traceroute
 yum install -y bridge-utils
 
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Centos install python3.6
| 12
 3
 4
 5
 6
 7
 8
 
 | yum -y updateyum -y install yum-utils
 yum -y groupinstall development
 yum -y install https://centos7.iuscommunity.org/ius-release.rpm
 yum -y install python36u
 python3.6 -V
 yum -y install python36u-pip
 yum -y install python36u-devel
 
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