Basic Linux Commands
In the world of technology, Linux commands are the tools that engineers rely on for precision and control. This article is your guide to beginner-level understanding of the command line, simplifying its usage, and empowering engineers with essential Linux commands. Whether you're a sysadmin or a developer, this knowledge is invaluable.
PWD
it will print the working directory. It shows the directory that you are in now
Pwd
ls
list the files and directories that rare in the current directory
ls
cd
It will change your directory. If you want to go inside the directory use
cd demo1
if you want to come back use cd ..
cd ..
mkdir
it will help to create a new directory in the current working directory
rmdir
It will remove the directory
Note - you have to come out from the the directory which you want to remove
rmdir
lsb_release -a
It will give information of your Linux machine like version, codename
lsb_release -a
service
it will show you which services are running by the system
service
shutdown -h now
it will shut down your system immediately
shutdown -h now
No No I am not going to shut down my machine.
touch
It will create a text file where you want
touch
open .
It will open a directory or a file.
open .
rm
it is used to delete a file or directory
rm
history
used to find all the past commands that you used previously
history
zip, unzip
I think the most useful command is zip unzip. It will zip your file or unzip your file from archive
Clear
it will clean up your terminal
Clear
echo
used to print the values you provide it with
echo
id
it will print the user ID.
id
man
This will help provide you with information about the command and any command man command_name
man command_name
eg - man clear
whatis
This will give you a single-line description of the command.
whatis
mv
used to move a file or folder or rename a file or folder.
cat
used to read data from a file and give its content as output. It helps us to create, view, and concatenate files.
cat
It can take a while to remember some of the basic commands but after some regular practice you learn this
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