What are the Basic Linux Commands you need to know?

December 29, 2022

Linux

All Commands

Command	Discription
ssh	Used anywhere to connect to other machines by specifying the username@ipaddres of the server you want to connect to. Example: ssh username@10.10.1.20 accept all fingerprints and type the password
ls	Lists all files in your current directory. Specific options: ls -l for a nice list and ls -al for including all the hidden files.
pwd	To find out where you are located. Output: Your current directory Example /home/username
cd	Cange direcotry. Directly after "cd" you can specify where you want to go. Example: Root of the file system cd / or a specific path cd /usr/bin, with cd .. you can jump back one directory, cd with space will take you back to the home directory
touch	Is one of the quickest and easiest way to create a file. Example: touch file.txt or multiple files touch this is a nice command(this, is, a, nice, command are created) or touch file{1..10}(file, file1, file2 etc.)
echo	Allows you to output something in the terminal echo Hello World! or you can use it to add stuff to your file really quickly echo "Stuff to add" > neworexistingfile.txt
nano	To edit new or existing files. Example: nano filename.nice now you can edit the file. To save ctrl+x Y and enter
vim	To edit new or existing files. Example: vim file.name hit I to start inserting text and ESC Colon(:) and wq to write and quit.
cat	To see waht is in a file really really quick. Cat and then file name: cat file.name
shred	To shred a file so nobody can ever see what's in that file. shred file.name
mkdir	Create new directory, simply mkdir and file name mkdir newdirectory
cp	To copy a file by cp file to copy and then where you want to go it cp file.name directory
mv	For moving files. By mv, specify the and then where you wanna put it. mv file.name directory
rm	To remove or delete a file. rm file.name
rmdir	To remove a direcotry rmdir directory. If it's not empty, go back to the rm command an do a -r for recursive rm -r directory

I hope it will help you as a little cheat sheet.