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tail [ -f ] [ -c Number | -n Number | -m Number | -b Number | -k Number ] [ File ] 参数解释: -f 该参数用于监视File文件增长。-c Number 从 Number 字节位置读取指定文件-n Number 从 Number 行位置读取指定文件。-m Number 从 Number 多字节字符位置读取指定文件,比方你的文件假设包括中文...
来聊一聊不low的Linux命令——find、grep、awk、sed 前几天面试,被一位面试官嫌弃了“你的Linux命令有点low”。被嫌弃也挺正常的,因为我的简历写的我自己都有点看不下去:了解Linux常用命令,如ls,tail -f等命令,基本满足日常的开发。面试官人很好,整个面试进行地也很愉快。说心里话,还是挺感激的,因为很少有面...
tail [ -f ] [ -c Number | -n Number | -m Number | -b Number | -k Number ] [ File ] 1. 参数解释: -f 该参数用于监视File文件增长。-c Number 从 Number 字节位置读取指定文件-n Number 从 Number 行位置读取指定文件。-m Number 从 Number 多字节字符位置读取指定文件,比方你的文件假设包括...
When you're writing, you might find yourself using the same words repeatedly. That's where a thesaurus comes in handy. Instead of repeating yourself, you can look up alternatives that convey the same meaning but add variety and depth to your writing. The thesaurus provides you with a range...
格式:head-nnumber文件名 格式:head-数字 文件名 cat-n passwd |head显示前10行,有编号headpasswd 显示前10行,没有编号head-5 passwd 显示前5行(没编号)head-n 5 passwd 显示前5行(没编号,与上一条命令效果一样) 十一. tail //tail命令 用途:查看文件结尾的少部分内容(默认为10行) ...
At the pet rescue, we find a pet which has a short, flat face and a curly tail. It is _. A. a pug B. a collie C. a Siamese cat D. a Persian cat 相关知识点: 试题来源: 解析 A。解析:collie(牧羊犬)脸不是短平的,尾巴也不是卷曲的;Siamese cat(暹罗猫)和Persian cat(波斯猫)脸...
cat input_file | head -n 3000 | tail -n +1001 /*显示 1000行到3000行*/ 2.有一个文件,过滤出其中包含“mysql”的行。 过滤文件内容使用grep命令,例子如下所示: (1)使用“grep "3306" my.cnf”命令,可以查看my.cnf文件中是否存在“3306”内容。
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