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Home Page: https://xsummer1997.github.io/
License: The Unlicense
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Home Page: https://xsummer1997.github.io/
License: The Unlicense
https://xsummer1997.github.io/2019/12/04/Vim-Some-Basic-Commands/
vi/vim 常用基本命令: 文本的输入: a\A 光标后\当前行最后面插入i\I 光标前\当前行最前面插入o\O 在当前行的 下一行\上一行插入新的空白行 文本的删除: x\X 删除光标处、光标前的字符dd 删除当前行J 删除当前行的换行符,使当前行与下一行合并为一行 12345678d+定位符 d0\d^ 删除光标左边的文本。0或^代表行首 d$
https://xsummer1997.github.io/2020/09/16/Shell-Char-Brackets/
导言在Shell编程过程中经常要用到字符串的截取和一些括号的使用,在这进行详细的说明 字符串截取和替换{string##*var} 从左到右 截取 最后一个等于var字符串 右边的字符 123$ string='thistestfortest.word'$ echo
https://xsummer1997.github.io/2020/06/26/Use-kickstart-to-install-CentOS-unattended/
利用kickstart进行无人值守安装CentOS下载CentOS CentOS (使用的是网易的镜像)
https://xsummer1997.github.io/link/
Nothing in this world that's worth having comes easy
https://xsummer1997.github.io/2019/12/11/Shell-cut-Usage/
cut 的用法1$ cut OPTION... [FILE]... OPTION选项各参数解析及例子 -b 按字节(bytes)剪切 1$ cut -b[n1-n2] [FILE] n1和n2可以只有一个,表示选择第n个字符,n1-n2 表示选择n1-n2间的字符 -n 不要分隔多字节字符,与 -b 一起使用 1$ cut -b[n1-n2] -n [FI
https://xsummer1997.github.io/2019/12/04/Shell-Commands-Usage/
变量定义 变量定义等号前后不能加空格,例如:”A=123” 数组定义引用123456A=( test1 test2 test3 )引用: echo ${A[0/1/2/...]}显示所有参数 echo ${A[@]}将显示所有参数=> test1 test2 test3显示参数个数 echo $
https://xsummer1997.github.io/2020/12/11/Detailed-Regex/
什么是正则表达式正则表达式,又称规则表达式。(英语:Regular Expression,在代码中常简写为regex、regexp或RE),计算机科学的一个概念。正则表达式通常被用来检索、替换那些符合某个模式(规则)的文本。 基本匹配在搜索时直接输入想要搜索的字母数字或字符,例如: 1234$ cat regtest.txt$ The fat cat sat on the mat$ grep -o
https://xiaojianping.com/Shell-Char-Brackets.html
Shell 中字符串的分割和括号的使用
https://xsummer1997.github.io/2020/07/12/NFS_CFG/
导言NFS(Network File System),即网络文件系统。功能是通过网络让不同的机器、不同的操作系统能够分享个人数据,让应用程序通过网络可以访问位于服务器磁盘中的数据。 NFS服务端、RPC协议、NFS客户端之间的关系 服务端NFS配置安装NFS和RPC CentOS 1$ yum install -y nfs-utils rpcbind Ubuntu 1$ sudo apt-
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