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

 


LOT OF 10 EACH IBM PPC750GLECR2H33V-G PowerPC 32-Bit 800 MHz RISC Processor  picture

LOT OF 10 EACH IBM PPC750GLECR2H33V-G PowerPC 32-Bit 800 MHz RISC Processor

$29.99



Dent-X 810 Transport Rack for Basic, XL, Plus, and 9000 Film Processor Developer picture

Dent-X 810 Transport Rack for Basic, XL, Plus, and 9000 Film Processor Developer

$299.00



DENT -X FILM PROCESSOR MOTOR picture

DENT -X FILM PROCESSOR MOTOR

$475.00



Intel AMD CPU Clam Shell Blister Pack with Anti Static Foam Pad - Qty 40 - New picture

Intel AMD CPU Clam Shell Blister Pack with Anti Static Foam Pad - Qty 40 - New

$47.88



Xeon Socket LGA2066 Processor Tray for W2100 & W2200 CPU's Lot of 2 6 12 30 & 50 picture

Xeon Socket LGA2066 Processor Tray for W2100 & W2200 CPU's Lot of 2 6 12 30 & 50

$14.85



Vintage OKI Piggyback CPU M85C154, Enhanced Superset of Intel 8031/8051   picture

Vintage OKI Piggyback CPU M85C154, Enhanced Superset of Intel 8031/8051

$35.00



New  Socket LGA1150 LGA1151 LGA2011 LGA2066 Processor CPU Base Connector picture

New Socket LGA1150 LGA1151 LGA2011 LGA2066 Processor CPU Base Connector

$2.99



Processor Tray LGA2011 for Intel Xeon E5 E7 E3 CPU - Lot of 2 6 12 30 & 50 - New picture

Processor Tray LGA2011 for Intel Xeon E5 E7 E3 CPU - Lot of 2 6 12 30 & 50 - New

$59.85



Air Techniques A/T 2000XR Dental Film Processor Fixer Rack picture

Air Techniques A/T 2000XR Dental Film Processor Fixer Rack

$175.00



New NI cRIO-9045 1.3Ghz Dual Core 2GB DRAM KINTEX-7 FPGA 8 Slot Controller  picture

New NI cRIO-9045 1.3Ghz Dual Core 2GB DRAM KINTEX-7 FPGA 8 Slot Controller

$12888.00



Powered by WordPress. Designed by WooThemes