linux Linux Cheat Sheet Cheat Sheet:
Arrow up – list the history command that just done.
Ctrl + Z – Put the current process to the background.

date – display the server date and time.
df – show the disk space detail.
dmesg – print the boot message.
du – estimate the disk usage for the path.
finger – similar to who but you could use ‘finger <username>’ to show the selected user.
free – show free memory on the server.
hostname – show the hostname of your current server.
last – display who ever logged into the server and information
ps – showing all CPU processes.
pwd – show the current path.
uname – showing server information such as kernel, operating system, etc.
uptime – showing the server up time.
w – advance who option to show the server uptime, load and who is logged into the server.
who – show who is logged into the server.
whoami – show your current username.

man [command] – show the description of a command.
whatis [command] – show short description of a command.

more [filename] – show one screen of the file and you are able to scroll it.
less [filename] – similar to more but you are allow to scroll back.
head [filename] – show first 10 line of the file content.
tail [filename] – show last 10 line of the file content.
cat [filename] – print all file content.

top – show top process with server information.
kill – kill a certain process
killall [processname] – kill all of the process such as httpd, mysql, etc.
skill – kill all of the process from a user.

ls – list file.
dir – simple list file.
cd – change directory.
rm – remove a file
mkdir – create a folder.
rmdir – remove a folder.
touch – create a file.
mv – move or rename a file.
cp – copy a file.

tar zcf – create tar.gz file
tar cf – create tar file
tar zxf – untar tar.gz file
tar xf – untar tar file
gzip – create gz file
gunzip – unzip gz file

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Mick Genie

Mick Genie is the founder of and working at ExaBytes Network Sdn Bhd and WPWebHost web host company. He is expertise in Windows and Linux environment especially web hosting related information, tips and trick as well as the IT Information.