rev Reverse reading , reverse
echo 123456 | rev # The result is 654321 rev Name.txt # The line number hasn't changed , The data in each row is flipped over
less have more Command all functions , More powerful
more and vi Will load all the files into memory , however less Reading data doesn't load all the files into memory
less Support directional keyboard ,pageup、pagedown,b Key to previous page , Space next page
-N Show file line number , All the contents of the file will be displayed
linux_ Common commands _2 More articles about
- Linux_ A brief introduction to common commands (netstat,awk,top,tail,head,less,more,cat,nl)
1.netstat netstat -tnl | grep 443 ( see 443 Whether the port is occupied ) root user , use netstat -pnl | grep 443 ( It can also show the occupation of the machine 443 Port process P ...
- Linux_ Common commands 1
come from :http://www.weixuehao.com/archives/25 Linux Introduction and Ubuntu install Linux, Free and open source , Multi user and multi task system . be based on Linux There are multiple versions of the derivative .RedHat. ...
- Linux_ Common commands _01
PS: Some operations that do not involve other software ,OS An order that was supported . 1. Compress / decompression : Compress : tar -zcvf /home/android1.6_cmdCompress.tar.gz /root/manifes ...
- Linux_ Common commands _04_ mount
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- Linux_ Common commands _02
1. Configure network parameters : (1).root Sign in --> setup command Enter into "text mode setup utiliy" (2). Run the command "/etc/rc.d/ ...
- linux_ Common commands _(ls, lsof,nslookup)_ View files in chronological order
Usually collect some used commands Easy to use 1: ls -lrt Sort by time Exhibition 2:nslookup see dns analysis 3:lsof -p Process number lsof `which httpd` // That process is using ...
- Linux_ Common commands _03_ disk / mount _ Information view
1. 1.1. mount Without parameters , It is shown that The current situation that has been mounted 1.2. df Without parameters , Hard disk partition status query 2. 2.1. cat /proc/partitions 2.2. fdisk ...
- Linux_ Common commands
File search -find -locate -grep String search -grep Filter -grep/find/xargs/ edit -sed To be continued ....
- Linux_ Directory basic operation _ Common commands 【 Detailed explanation 】
Linux_ Common commands Linux Directory tree structure of file system :[Linux Everything in the world is a document ]: To put it bluntly , Just files and folders ( Catalog ) Operation between . Ordinary users kkb All files and folders , In fact, they are all located in root User /home ...
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