Perintah Terminal (CLI) Pada Linux

Seperti judul diatas, ya saya akan menulis perintah-perintah CLI yang saya rangkum dari beberapa sumber. Perintah disini saya rangkum namun berbahasa inggris agar mudah dimengerti karena perintah-perintah pada terminal berbahasa inggris. Mungkin perintah dibawah belum lengkap, mohon rekan-rekan dapat menambahkan nya.

//FILE COMMAND//
ls – directory listing
ls -al – formatted listing with hidden file
cd dir – change directory to dir
cd – change to home
pwd – show current directory
mkdir dir – create a directory
rm file – delete file
rm -r dir – delete directory dir
rm -rf dir – force remove directory dir *
cp file1 file2 – copy file1 to file2
cp -r dir1 dir2 – copy dir1 to dir2; create dir2 if it doesnt’t exist
cp -r -v dir1 dir2 – copy dir1 to dir2 with verbose; create dir2 if it doesnt’t exist
mv file1 file2 – rename or move file1 to file2 if  file2 is am exiting directory, moves file1 into directory file2
ln -s file link – create symbolic link link to file
touch file – create or update file
cat > file – place standard output into file
more file – output the content of file
head file – output the first 10 lines of file
tail file – output the last 10 lines of file
tail -f file – output the content of file as it
grows, starting with the last line

//SEARCHING//
grep pattern files – search for pattern in files
grep -r pattern dir – search recursively foe pattern in dir
command | grep pattern – search for pattern in the output of command
locate file – find all instances of file

//PROCESS MANAGEMENT//
ps – display your currently active process
top – display all running processes
kill pid – kill process id pid
killapp proc – kill all processes named proc (use with extreme caution)
bg – lists stopped or background jobs; resume a stopped job in the background
fg – bing the most recent job to foreground
fg n – brings job n to the foreground

//SHORTCUT//
Ctrl+C – halt the current command
Ctrl+Z – stops the current command, resume with fg in the foreground or bg in the background
Ctrl+D – log out of current session, similiar to exit
Ctrl+W – erases on word in the current line
Ctrl+U – erases the whole line
Ctrl+R – type to bring up a recent command
exit – log out of current session
//SYSTEM INFO//
date – show the current date and time
cal – show tih month’s calendar
uptime – show current uptime
w – display who is online
whoami – who you are logged in as
finger user – display informations about user
uname -a – show kernel information
cat /proc/cpuinfo – cpu information
cat /proc/meminfo
man command – show the manual for command
df – show disk usage
du – show directory space usage
free – show memory and swap usage
whereis app – show possible locations of app
which app – show which app will be run by default
lsusb – show input usb
lspci – show input pci

//COMPRESSION//
tar cf file.tarr files – create a tar named file.tar containing files
tar xf file.tar – extract the files from file.tar
tar czf file.tar.gz files – create a tar with Gzip compression
tar xzf file.tar.bz2 – extract a tar using Gzip
tar cjf file.tar.bz2 – create a tar with Bzip2 compression
tar xjf file.tar.bz2 – extract a tar using Bzip2
gzip file – compresses file and renames it to file.gz
gzip -d file.gz – decompress file.gz back to file
unzip file.zip – extract a zip

//INSTALATION//
# Install from source:
./configure
make
make install
# dpkg -i pkg.deb – install a package (Debian)
# rpm -Uvh pkg.rpm – install a package (RPM)

//FILE PERMISSIONS//
chmod octal file – change the permissions of file to octal, which can be found separately for user,

group, and world by adding:
4 – read (r)
2 – write (w)
1 – execute (x)

Examples:

chmod 777 – read, write, execute for all
chmod 755 – rwx for owner, rx for group and world
For more options, see man chmod

//OTHERS//
init 6 – restart
init 0 – shut down

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