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Linux commands: Difference between revisions

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* {{kbd | key=reboot}} ({{Linux}})<ref>[http://linux.about.com/od/commands/l/blcmdl8_reboot.htm reboot - Linux Command - Unix Command]</ref>
* {{kbd | key=reboot}} ({{Linux}})<ref>[http://linux.about.com/od/commands/l/blcmdl8_reboot.htm reboot - Linux Command - Unix Command]</ref>
* {{kbd | key=shutdown -r}} ({{Win}})<ref>[http://blog.soft.idv.tw/?p=216 Windows原來也有內建好用的關機軟體(Shutdown.exe) | ㊣軟體玩家]</ref>
* {{kbd | key=shutdown -r}} ({{Win}})<ref>[http://blog.soft.idv.tw/?p=216 Windows原來也有內建好用的關機軟體(Shutdown.exe) | ㊣軟體玩家]</ref>
OS version
* {{kbd | key=lsb_release -a}} ({{Linux}})<ref>[http://blog.miniasp.com/post/2009/02/25/How-to-query-Linux-distribution-and-version-information.aspx The Will Will Web | 如何查詢 Linux 的種類與版本 ( Linux Standard Base )]</ref>
* {{kbd | key=ver}} ({{Win}})<ref>[http://www.windows-commandline.com/2009/01/find-windows-os-version-from-command.html Find windows OS version from command line]</ref>


Search text of command output
Search text of command output

Revision as of 17:59, 7 February 2013

(1) alternative Linux commands to complete the same task, (2) The equivalent or similar commands between Windows and Linux system.

help for command: Type command --help or man command (Linux )

text file manipulation

display the first lines of text file

  • head [options] filename (OS: Linux )
  • vi [options] filename (and press gg) (Linux )
  • vim [options] filename (and press gg) (Linux ); Open file and press gg for gVim (Win )

display the last few lines of text file

  • tail [options] filename (Linux )
  • vi [options] filename (and press G) (Linux )
  • vim [options] filename (and press G) (Linux ); Open file and press G for gVim (Win )
  • Tail for Win32 GUI interface (Win ) Icon_exclaim.gif not support Unicode file for v.4.2.6

Search text in file

  • (1)vim [options] filename (2)press /keyword (Linux )
  • grep: grep keyword file_name (Linux )

Search text in files

file operation

copy old directory to new directory

  • cp -a old_dir new_dir/ (Linux )
  • copy /Y old_dir new_dir/ (Win )[1]
  • make new directory & copy all old files to new directory
    • mkdir new_dir
    • cp old_dir/* new_dir

download file from remote server

  • FTP
  • wget: wget http://path.to/file
  • SVN update su - www -c "svn up http://remote.svn.server/path/ /local/path/ --username=your_account --password=xxx"
  • more on File transfer methods


delete (move) files or directory

list directory or files / list directory contents

  • ls (Linux ) ex: ls -lh List detailed information of files [3] [4]
  • dir (Win ) ex: dir/s/b

find a file

  • find (Linux ) ex: find / -name filename Find the file which naming filename Under the path / (root folder) [5]
  • dir (Win ) ex: dir filename /s[6] Icon_exclaim.gif I have no idea to specify the file path to find the file.


show the current directory

  • pwd(Linux )
  • echo %cd%(Win ) [7]

network

show ip

  • ifconfig (Linux )[8][9]
  • ipconfig/all (Win )

ping

  • ping domain_or_ip (Linux )
  • ping domain_or_ip -t (Win )

whois: search the information of domain (related: Domain Name Register)

apache operation

check apache servie is running or not

  • service --status-all | grep httpd (Linux [10])
  • netstat -an | find /i "listening" (Win ) find the local open ports & find local address TCP 0.0.0.0:80 is listening

check which mpm (multi processing module) apache is running

  • httpd -l (Linux & Win ) ex: Linux /usr/local/httpd/bin/httpd -l or Win x:\apache\bin>httpd -l where x:\apache is the installation folder of apache [11]

system operation

show current time

  • date (Linux ) output: Thu Oct 25 15:05:10 CST 2012 [12]
  • date/t (Win )
output:
OS in English: Thu 05/03/2012
OS in Chinese: 2012/05/03 星期四

specify the location where Linux or MS-DOS looks when using a command

  • echo $PATH (Linux )[13]
  • echo %PATH% ({Win )[14]

reboot the system/server

  • reboot (Linux )[15]
  • shutdown -r (Win )[16]

OS version

  • lsb_release -a (Linux )[17]
  • ver (Win )[18]

Search text of command output

  • linux command | grep string (Linux ) ex: keyin yum list installed | grep tar to search the installed package naming tar.[19]
  • Windows command | find "string" (Win ) ex: netstat -a | find "3306" (note: enclose string in double quotation marks)[20]

help for command

view the documentation for this command

  • command --help or man command (Linux )
  • command /? (Win )

emergency exit

  • ctrl+c or ctrl+break (Linux & Win )
  • Pause/Break (Linux ) ex: I pressed the key to leave from the warning message "Vim: Warning: Output is not to a terminal".

references

further reading