Dasar-dasar perintah Linux

awk Find and Replace text, database sort/validate/index break Exit from a loop builtin Run a shell builtin bzip2 Compress or decompress named file(s) cal Display a calendar case Conditionally perform a command cat Display the contents of a file cd Change Directory cfdisk Partition table manipulator for Linux chgrp Change group ownership chmod Change access permissions chown Change file owner and group chroot Run a command with a different root directory cksum Print CRC checksum and byte counts clear Clear terminal screen cmp Compare two files comm Compare two sorted files line by line command Run a command - ignoring shell functions continue Resume the next iteration of a loop cp Copy one or more files to another location cron Daemon to execute scheduled commands crontab Schedule a command to run at a later time csplit Split a file into context-determined pieces cut Divide a file into several parts date Display or change the date & time dc Desk Calculator dd Data Dump - Convert and copy a file ddrescue Data recovery tool declare Declare variables and give them attributes df Display free disk space diff Display the differences between two files diff3 Show differences among three files dig DNS lookup dir Briefly list directory contents dircolors Colour setup for `ls’ dirname Convert a full pathname to just a path dirs Display list of remembered directories du Estimate file space usage echo Display message on screen egrep Search file(s) for lines that match an extended expression eject Eject removable media enable Enable and disable builtin shell commands env Environment variables ethtool Ethernet card settings eval Evaluate several commands/arguments exec Execute a command exit Exit the shell expand Convert tabs to spaces export Set an environment variable expr Evaluate expressions false Do nothing, unsuccessfully fdformat Low-level format a floppy disk fdisk Partition table manipulator for Linux fgrep Search file(s) for lines that match a fixed string file Determine file type find Search for files that meet a desired criteria fmt Reformat paragraph text fold Wrap text to fit a specified width. for Expand words, and execute commands format Format disks or tapes free Display memory usage fsck File system consistency check and repair ftp File Transfer Protocol function Define Function Macros gawk Find and Replace text within file(s) getopts Parse positional parameters grep Search file(s) for lines that match a given pattern groups Print group names a user is in gzip Compress or decompress named file(s) hash Remember the full pathname of a name argument head Output the first part of file(s) history Command History hostname Print or set system name id Print user and group id’s if Conditionally perform a command ifconfig Configure a network interface import Capture an X server screen and save the image to file install Copy files and set attributes join Join lines on a common field joni joni is my friend ) kill Stop a process from running less Display output one screen at a time let Perform arithmetic on shell variables ln Make links between files local Create variables locate Find files logname Print current login name logout Exit a login shell look Display lines beginning with a given string lpc Line printer control program lpr Off line print lprint Print a file lprintd Abort a print job lprintq List the print queue lprm Remove jobs from the print queue ls List information about file(s) lsof List open files make Recompile a group of programs man Help manual mkdir Create new folder(s) mkfifo Make FIFOs (named pipes) mkisofs Create an hybrid ISO9660/JOLIET/HFS filesystem mknod Make block or character special files
more Display output one screen at a time

mount Mount a file systemmtools Manipulate MS-DOS files
mv Move or rename files or directories
netstat Networking informationnice Set the priority of a command or job
nl Number lines and write files
nohup Run a command immune to hangups
nslookup Query Internet name servers interactively
passwd Modify a user passwordpaste Merge lines of files

pathchk Check file name portability

ping Test a network connection

popd Restore the previous value of the current directory

pr Prepare files for printing

printcap Printer capability database
printenv Print environment variables

printf Format and print data

ps Process status

pushd Save and then change the current directory

pwd Print Working Directory

quota Display disk usage and limits

quotacheck Scan a file system for disk usage

quotactl Set disk quotas
ram ram disk devicercp Copy files between two machines.

read read a line from standard input

readonly Mark variables/functions as readonly

remsync Synchronize remote files via email

return Exit a shell function

rm Remove files

rmdir Remove folder(s)

rsync Remote file copy (Synchronize file trees)
screen Terminal window managerscp Secure copy (remote file copy)

sdiff Merge two files interactively

sed Stream Editor

select Accept keyboard input

seq Print numeric sequences

set Manipulate shell variables and functions

sftp Secure File Transfer Program

shift Shift positional parameters

shopt Shell Options

shutdown Shutdown or restart linux

sleep Delay for a specified time

sort Sort text files

source Run commands from a file `.’

split Split a file into fixed-size pieces

ssh Secure Shell client (remote login program)

strace Trace system calls and signals

su Substitute user identity

sum Print a checksum for a file

symlink Make a new name for a file

sync Synchronize data on disk with memory
tail Output the last part of filestar Tape ARchivertee Redirect output to multiple files

test Evaluate a conditional expression

time Measure Program running time

times User and system times

touch Change file timestamps

top List processes running on the system

traceroute Trace Route to Host

trap Run a command when a signal is set(bourne)

tr Translate, squeeze, and/or delete charactersDo nothing, successfully

true

tsort Topological sort

tty Print filename of terminal on stdin

type Describe a command
ulimit Limit user resourcesumask Users file creation maskumount Unmount a device

unalias Remove an alias

uname Print system information

unexpand Convert spaces to tabs

uniq Uniquify files

units Convert units from one scale to another

unset Remove variable or function names

unshar Unpack shell archive scripts

until Execute commands (until error)

useradd Create new user account

usermod Modify user account

users List users currently logged in

uuencode Encode a binary file

uudecode Decode a file created by uuncode
v Verbosely list directory contents (`ls -l -b’)vdir Verbosely list directory contents (`ls -l -b’)vi Text Editor

vim Text Editor

watch Execute/display a program periodically

wc Print byte, word, and line counts

whereis Report all known instances of a command

which Locate a program file in the user’s path.

while Execute commands

who Print all usernames currently logged in

whoami Print the current user id and name (`id -un’)

Wget Retrieve web pages or files via HTTP, HTTPS or FTP
xargs Execute utility, passing constructed argument list(s)yes Print a string until interrupted

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