How to use whatis and xargs linux commands

Have you ever wanted to know what the commands various commands in linux do?  Such as the commands in:

/bin
/sbin
/usr/bin

Move to the bin directory of your choice and follow the example below:

cd /bin
ls | xargs whatis | less

You will get an output of the command and a summary of it’s function:

 

basename             (3p)  – return the last component of a pathname

bash                 (1)  – GNU Bourne-Again SHell

bash [builtins]      (1)  – bash built-in commands, see bash(1)

bash [sh]            (1)  – GNU Bourne-Again SHell

ca                   (1ssl)  – sample minimal CA application

cat                  (1)  – concatenate files and print on the standard output

cat                  (1p)  – concatenate and print files

chgrp                (1)  – change group ownership

chgrp                (1p)  – change the file group ownership

chmod                (1)  – change file mode bits

chmod                (1p)  – change the file modes

chmod                (2)  – change permissions of a file

chmod                (3p)  – change mode of a file

chown                (1)  – change file owner and group

 


Banner modulated photoelectric amplifier model ma3 picture

Banner modulated photoelectric amplifier model ma3

$98.00



31651 Middleby Amplifier,Signal 4-20Vdc Genuine OEM MD31651 picture

31651 Middleby Amplifier,Signal 4-20Vdc Genuine OEM MD31651

$225.00



Simplex 4100-1312 Flex50 NAC Amplifier New picture

Simplex 4100-1312 Flex50 NAC Amplifier New

$1099.99



FANUC A06B-6079-H105 SERVO AMPLIFIER OVERNIGHT SHIPPING picture

FANUC A06B-6079-H105 SERVO AMPLIFIER OVERNIGHT SHIPPING

$291.99



Rockville RCS180-6 180 Watt 6 Zone 70v Commercial/Restaurant Amplifier/Bluetooth picture

Rockville RCS180-6 180 Watt 6 Zone 70v Commercial/Restaurant Amplifier/Bluetooth

$149.11



Amplifier / Speaker Power Meter Voltage / Current Detector Dual Analog VU Tester picture

Amplifier / Speaker Power Meter Voltage / Current Detector Dual Analog VU Tester

$64.99



Rockville RCS650-6 650 Watt 6 Zone 70v Commercial/Restaurant Amplifier/Bluetooth picture

Rockville RCS650-6 650 Watt 6 Zone 70v Commercial/Restaurant Amplifier/Bluetooth

$247.16



Rockville RCS650-6 650 Watt 6 Zone 70v Commercial/Restaurant Amplifier/Bluetooth picture

Rockville RCS650-6 650 Watt 6 Zone 70v Commercial/Restaurant Amplifier/Bluetooth

$349.95



FANUC A06B-6079-H201 SERVO AMPLIFIER MODULE  picture

FANUC A06B-6079-H201 SERVO AMPLIFIER MODULE

$400.00



Siemens VCI2001-U1 Fire Alarm Voice Amplifier Card 25V/70V (NEW IN BOX) picture

Siemens VCI2001-U1 Fire Alarm Voice Amplifier Card 25V/70V (NEW IN BOX)

$349.95



Powered by WordPress. Designed by WooThemes