Linux Commands Examples

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network

netcat : NC(1) BSD General Commands Manual NC(1) nc — arbitrary TCP and UDP connections and listens
ping : 6 send ICMP ECHO_REQUEST to network hosts
nmcli : – commandline tool for controlling NetworkManager
telnet : user interface to the TELNET protocol
openssl : OpenSSL command line tool
sftp : secure file transfer program
...

shell

busybox : The Swiss Army Knife of Embedded Linux
locale : specific information.
watch : execute a program periodically, showing output fullscreen
which : locate a command
gnome-terminal : is a terminal emulation application.
startpar : start runlevel scripts in parallel
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filesystem

resize2fs : ext2/ext3/ext4 file system resizer
chown : change file owner and group
passwd : change user password
mkfs : build a Linux filesystem
fsck.ext4 : check a Linux ext2/ext3/ext4 file system
rename : renames multiple files
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programming

strace : trace system calls and signals
MAKEDEV : create devices
startpar : start runlevel scripts in parallel
busybox : The Swiss Army Knife of Embedded Linux
find : search for files in a directory hierarchy
gst-inspect-1.0 : print info about a GStreamer plugin or element
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file

su : change user ID or become superuser
egrep : , fgrep, rgrep print lines matching a pattern
mkfs.ext2 : create an ext2/ext3/ext4 filesystem
hexdump : , hd ASCII, decimal, hexadecimal, octal dump
iconv : Convert encoding of given files from one encoding to another
nohup : run a command immune to hangups, with output to a non-tty
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graphic manipulation

start-stop-daemon : start and stop system daemon programs
gimp : an image manipulation and paint program.
MAKEDEV : create devices
dvipos : compute positions in a DVI file
pilfile.py :
xmllint : command line XML tool
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database

mysqld_safe : MySQL server startup script
mysqlimport : a data import program
telnet : user interface to the TELNET protocol
avconv : avconv video converter
pwd : print name of current/working directory
usermod : modify a user account
...

X

xfreerdp : FreeRDP X11 client
gnome-terminal : is a terminal emulation application.
update-grub : stub for grub-mkconfig
xsetpointer : set an X Input device as the main pointer
iconv : Convert encoding of given files from one encoding to another
gnome-session-quit : End the current GNOME session
...

package management

loadunimap : load the kernel unicode-to-font mapping table
dvdrip : GUI for copying DVDs
iconv : Convert encoding of given files from one encoding to another
dpkg-trigger : a package trigger utility
dpkg-shlibdeps : generate shared library substvar dependencies
gst-launch-1.0 : build and run a GStreamer pipeline
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printer

ghostscript : Ghostscript (PostScript and PDF language interpreter and previewer)
lpadmin : configure cups printers and classes
dvdrip : GUI for copying DVDs
sha1sum : compute and check SHA1 message digest
mktexpk : create a PK file for a font
ppdc : cups ppd compiler
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text manipulation

start-stop-daemon : start and stop system daemon programs
dvdrip : GUI for copying DVDs
airtun-ng : a virtual tunnel interface creator for aircrack-ng
nl : number lines of files
cut : remove sections from each line of files
ip : show / manipulate routing, devices, policy routing and tunnels
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privacy

kerneloops : program to collect and submit kernel oopses to kerneloops.org
avconv : avconv video converter
passwd : change user password
loadunimap : load the kernel unicode-to-font mapping table
iconv : Convert encoding of given files from one encoding to another
mkpasswd : Overfeatured front end to crypt(3)
...

sound manipulation

audacity : Graphical cross-platform audio editor
gst-launch-1.0 : build and run a GStreamer pipeline
jack_samplerate : JACK toolkit client to print current samplerate
update-grub : stub for grub-mkconfig
iconv : Convert encoding of given files from one encoding to another
kerneloops : program to collect and submit kernel oopses to kerneloops.org
...

file compression

dvdrip : GUI for copying DVDs
zipsplit : split a zipfile into smaller zipfiles
scp-dbus-service :
airtun-ng : a virtual tunnel interface creator for aircrack-ng
unrar : extract files from rar archives
file-roller : archive manager for GNOME
...

Access Control List

su : change user ID or become superuser
loadunimap : load the kernel unicode-to-font mapping table
cweave : translate CWEB to C and/or TeX
spd-conf : A simple tool for basic configuration of Speech Dispatcher and problem diagnostics
2to3-3.2 : Python2 to Python3 converter
groupadd : create a new group
...

text editor

cpp : The C Preprocessor
update-grub : stub for grub-mkconfig
sha1sum : compute and check SHA1 message digest
gedit : text editor for the GNOME Desktop
view : Vi IMproved, a programmers text editor
loadunimap : load the kernel unicode-to-font mapping table
...

font

nohup : run a command immune to hangups, with output to a non-tty
start-stop-daemon : start and stop system daemon programs
spd-conf : A simple tool for basic configuration of Speech Dispatcher and problem diagnostics
iwlist : Get more detailed wireless information from a wireless interface
debugfs : ext2/ext3/ext4 file system debugger
cweave : translate CWEB to C and/or TeX
...

boot settings

start-stop-daemon : start and stop system daemon programs
showkey : examine the codes sent by the keyboard
kerneloops : program to collect and submit kernel oopses to kerneloops.org
dbus-send : Send a message to a message bus
cweave : translate CWEB to C and/or TeX
spd-conf : A simple tool for basic configuration of Speech Dispatcher and problem diagnostics
...

Media Player

loadunimap : load the kernel unicode-to-font mapping table
iconv : Convert encoding of given files from one encoding to another
python2.7 : an interpreted, interactive, object-oriented programming language
start-stop-daemon : start and stop system daemon programs
sha1sum : compute and check SHA1 message digest
amarok : The audio player for KDE
...

mail

update-grub : stub for grub-mkconfig
sha1sum : compute and check SHA1 message digest
logrotate : rotates, compresses, and mails system logs
loadunimap : load the kernel unicode-to-font mapping table
spd-conf : A simple tool for basic configuration of Speech Dispatcher and problem diagnostics
mimeopen : Open files by mimetype
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virtualization

loadunimap : load the kernel unicode-to-font mapping table
sha1sum : compute and check SHA1 message digest
innochecksum : offline InnoDB file checksum utility
start-stop-daemon : start and stop system daemon programs
spd-conf : A simple tool for basic configuration of Speech Dispatcher and problem diagnostics
VBoxControl : x86 virtualization solution
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webserver

a2ensite : enable or disable an apache2 site / virtual host
cweave : translate CWEB to C and/or TeX
airtun-ng : a virtual tunnel interface creator for aircrack-ng
update-grub : stub for grub-mkconfig
iconv : Convert encoding of given files from one encoding to another
loadunimap : load the kernel unicode-to-font mapping table
...

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