Quick Guide with Linux Command Line

Quick Guide Linux Command Line Anuchit Chalothorn

About ● Senior Software Engineer @ SIPA ● Fedora Ambassador @ Fedora Project ● Ubuntu LocoTeam @ Ubuntu Club

Linux? ● Operating System ● “Linux” = Linux kernel ● Linus Torvalds develop Linux kernel ● More than 10,000 developers around the world ● Release under GNU/GPL Version 2.0

Why command line ? Hardware Kernel Shell

Shell chabu@pirate:~$ root@pirate:~# ** file and directory is case sensitive **

Basic Command $command <option> Eg: ls -la ** use TAB to complete command **

Basic Command ● whoami show who you are ● ls list file & directory ● cp copy file

Basic Command ● cd change to $HOME directory ● cd somedir change to somedir ● pwd show current directory

Basic Command ● mv move or rename file & directory ● touch filename create blank file ● cat filename view content in file

Basic Command ● ps list the process ● pstree list the process as tree ● cat filename view content in file

Basic Command ● tar myfile.tar myfile create archive file .tar ● gzip myfile create archive file .gz ● tar zxvf myfile.tar.gz myfile create archive in tar then gzip

Pipe and Direction ● Pipe | combined shell command ● Direction >,<, >> sent out put, sent input ● Step Command line ; run more command in 1 line

Pipe & Direction ● ls -la | more list all file in current directory with page break ● ls -la > mylistfile.txt list all fire in current directory and save the result to mylistfile.txt ● cat mylistfile.txt > mylistfile2.txt list content and sent to mylistfile2.txt

Pipe & Direction ● touch mylistfile3.txt ● echo “Hello World” > mylistfile3.txt ● echo “My name is Anuchit.ch” >> mylisyfile3.txt

Editor in Command Line ● vim or vi ● pico ● nano ● mcedit

Advance Command Line Combine shell script with basic command or shell programming...

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Quick Guide with Linux Command Line

by Anuchit Chalothorn

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