Moving around
Bunch of assorted commands
ls #list
ls -a #all files
.file #anything you type with a dot will be a hidden file
ls / root
pwd #print working directory
cd #change directory
cd / #gives you root
cd ~ #returns you to home folder
cd #without any other argument still returns you to home folder
cd .. #moves up a directory!
cd .. .. #moves up two directories
touch #create new empty files
file #find out what kind of file
cat #concatenate - show two or more files content
less #show content of file, less is more!
history #show CLI command history
clear clear terminal
Windows : cls
cp #copy cp mycoolfile /home/pete/Documents/cooldocs
mv #move mv oldfile newfile (file1 DirectoryX) mv file1 DirectoryX/ remember to add forward slash mv file1 file2 file3 files/
fdisk -l #view partitions in system
Device files in the /dev directory is that the first position contains either c or b
crw--w---- 1 root tty 4, 22 2ๆ 23 12:25 tty22
brw-rw---- 1 root disk 7, 1 2ๆ 23 12:25 loop1
The c stands for character, external devices such as mice or keyboards, are character devices.
The b stands for the second type: block devices like hard drives and DVD drives
The Linux command lsblk , short for list block, lists some basic information about each block device listed in /dev.
help #help + argument >>> help netstat
man #manual page >>> man netstat or man ls
whatis #show what a command does >>> whatis cat
Alias alias a command alias foobar='ls -la' to remove just type unalias foobar
exit logout #to leave a current session
ls -la /etc ls -la/etc | less #show content of files
env #shows environment
echo $HOME #gives HOME/nameofuser
echo$USER #gives /nameofuser
(env provides both info in one command)
set | more #shows even more variables than env, sort of an advanced option for env
set | grep (something you need to check from env) ---โ set | grep HISTSIZE
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