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devops

adduser和useradd区别

adduser debian docker run -it –rm debian:10 bash […]

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devops

Linux adduser

debian:10 addgroup –system –gid 101 nginx && […]

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devops

mysqld –verbose –help

mysqld help mysqld –verbose –help mysqld Ver 5.6.50 f […]

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devops

docker run 带-d和不带-d的区别

解释detach –detach , -d Run container in background and […]

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devops

iptables snippet

iptables [-t table] -I chain [rulenum] rule-specificati […]

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devops

iptables is being replaced by nftables starting with Debian Buster

install apt install iptables; Setting up nftables (0.9. […]

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devops

linux黑屏下播放MP3

install # 查看硬件 lspci | grep Audio # 安装所需软件 apt install […]

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devops

UEFI和BIOS

UEFI 统一可扩展固件接口(英语:Unified Extensible Firmware Interface […]

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devops

IPv4 子网

子网 Subnets CIDR 子网掩码 地址数 通配符 /32 255.255.255.255 1 0.0. […]

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devops

nginx使用sub_filter指令替换字符

开启 ngx_http_sub_module模块可以用于修改网站响应内容中的字符串。nginx默认是不安装ng […]