Install and Use Docker Install and Use Docker on CentOS 7 Uninstall old versions Step 1 — Installing Docker Step 2 — Executing Docker Command Without Sudo (Optional) ...

Docker - basic command Accessing the Container image management container management Docker - basic command docker ps docker container ls docker cont...

VirtualBox Setups VirtualBox Setups share clipboard 设置共享文件夹 安装增强功能 配置增强插件 设置共享文件夹 映射网络驱动器 File sharing between host Windows and Virtual Machine Ubuntu ...

VirtualBox OS Install VirtualBox OS Install win10 下载并安装VirtualBox 下载win10镜像文件(.ios文件) 新建虚拟机 安装系统 Fedora 在VirtualBox上安装 CentOS insta...

Mac - Terminal Note Mac - Terminal Note 文件目录： 基本命令: compile C++ in MAC compile C++/c in Win terminal 将普通成员改为管理员？ virtualbox clone brew ...

批量文本处理 删除 Docker 镜像，删除名为 none 的那些： $ docker images REPOSITORY TAG IMAGE ID CREATED SIZE api-adapter v1 e9bc8e28af2a ...

Display Routing Table route netstat ip # route $ sudo route -n Kernel IP routing table Destination Gateway Genmask Flags Metric Ref Use Iface 192.168.0.0 0.0.0....

set up firewall [toc] The two most common software firewalls UFW: Uncomplicated Firewall. to management the iptable in a easier way. LInux原始防火墙工具iptables过于繁琐 ...

Change Username and UID list user cat /etc/passwd grep -w '^username' /etc/passwd grep -w '^jerry' /etc/passwd check user id tom // login info grep '^tom:' /etc/passwd // group info ...

Change a server’s hostname vi /etc/sysconfig/network #add HOSTNAME=server0.demo.local vi /etc/hosts 127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4 ::1 loca...

Linux - 锁定账号 [toc] 锁定账号的设置完成后，在远程使用ssh命令将无法登陆系统 shell –> /sbin/nologin （推荐使用） 不仅可以禁止用户登录，还可以在禁用登陆时给提示告诉它这么做的原因。 修改/etc/nologin.txt，没有的就手动新建， 在里面添加给被禁止用户的提示(这种方式的所有用户的锁定信息都在这个文件中，在登陆时给与提示)。...

Linux 远程登录 [toc] Linux系统 通过ssh服务实现的远程登录功能，默认ssh服务端口号为 22。 远程登录Linux服务器来管理维护系统。 Linux 远程登录客户端有SecureCRT, Putty, SSH Secure Shell，Xshell CentOS系统默认安装了openssh ...

Linux - ubuntu command [TOC] network related checked network with lshw sudo lshw -C network *-network description: Wireless interface product: BCM4313 802.11bgn Wireless Network ...

Find and Kill Running Processes in Linux Find and Kill Running Processes in Linux Process Find Process PID Kill Processes Kill Multiple Process Process ...

Executing programs via command line three basic ways to run a ‘command’ in the Command Prompt. builtins (“internal commands”) These are commands built into cmd itself, and do not re...