每个人或多或少总会碰到要使用并且自己完成编写一个最基础的Bash脚本的情况.真实情况是,没有人会说"哇哦,我喜欢写这些脚本".所以这也是为什么很少有人在写的时候专注在这些脚本上. 我本身也不是一个Bash脚本专家,但是我会在本文中跟你展示一个最基础最简单的安全脚本模板,会让你写的Bash脚本更加安全实用,你掌握了之后肯定会受益匪浅. 为什么要写Bash脚本 其实关于Bash脚本最好的解释如下: The opposite of "it's like riding a bike&
Given a text file file.txt that contains list of phone numbers (one per line), write a one liner bash script to print all valid phone numbers. You may assume that a valid phone number must appear in one of the following two formats: (xxx) xxx-xxxx or
1. print printk(): never pr_debug(): always good dev_dbg(): prefered when you have a struct device object netdev_dbg(): prefered when you have a struct netdevice object [something]_dbg(): prefered when you have a that something object see the impleme
Given a text file file.txt that contains list of phone numbers (one per line), write a one liner bash script to print all valid phone numbers. You may assume that a valid phone number must appear in one of the following two formats: (xxx) xxx-xxxx or
拓展:grep 193. ref: https://blog.csdn.net/yanglingwell/article/details/82343407 Given a text file file.txt that contains list of phone numbers (one per line), write a one liner bash script to print all valid phone numbers. You may assume that a valid
