"Linux Summary" linux command learning Two

Directory Management:

LS, CD, pwd, mkdir, rmdir, tree

File Management:

Touch, stat, file, RM, CP, MV, Nano

Date Management:

Date, clock, Hwclock, Cal

To view text:

Cat, TAC, more, less, head, tail

Cat: Connect and display the positive sequence display (dump directly shows all information without a split screen display)

-N: Show line numbers

-e: Show line breaks

TAC: Similar to cat just in reverse display

MORE: The class is on the man display does not support forward flipping (but can be used to turn up a line K, if not to the last page)

The Less:man is displayed using the less command.

Head: View the top n rows (default n=10) n is the number of rows first that does not represent the first line

Tail: View after n rows (default n=10)

-F: Look at the end of the file, do not exit, waiting to display the subsequent append to this file new content;

Text Processing:

Cut, join, sed, awk (sed, awk more difficult to specialize)

Cut

-D: Specifies the field separator, which is the default space

-F: Specify the fields to display

-f:1,3 First and third

-f:1-3 first to third

CTRL + C Force end

"Linux Summary" linux command learning Two