6.计算匹配项的数目 这个功能类似于将grep输出的结果用管道传送给计数器（wc程序），grep内建的选项可以达到同样的目的： $ sudo ifconfig | grep -c inet6 7.按给定字符串搜索文件中匹配的行号 当你在编译出错时需要调试时，grep命令的-n选项是个非常有用的功能。

类似于管道 grep 字符串到字数（wc program) grep 的内置选项可以为您执行相同的操作： # ifconfig | grep –c inet6 7. 按给定字符串搜索文件 这 –n 选项 grep 在编译错误期间调试文件时非常有用。 它显示给定搜索字符串的文件中的行号： # grep –n "main" setup..py 8.

The everlastingly useful grep command can change its character with the flip of a switch to help you find things.

Grep By Example is also available as a PDF Minibook, and a Grep playground helps you learn quickly. To understand Linux, one must understand its commercial predecessor, Unix.

After jumping into the Ubuntu command line yesterday, today I decided to dive a little deeper and explore the 'man' and 'grep' commands more closely.

Grep and diff are command line-based text analysis tools available in all Linux and Unix distributions. Both are designed to parse documents on a line-by-line basis.

Grep and diff are command line-based text analysis tools available in all Linux and Unix distributions. Both are designed to parse documents on a line-by-line basis.

Grep and diff are command line-based text analysis tools available in all Linux and Unix distributions. Both are designed to parse documents on a line-by-line basis.

5 Linux commands to use for quickly viewing the content of files From code and notes to configuration files (and everything in between), I have to view the content files regularly.