less 사용법

http://www.thegeekstuff.com/2010/02/unix-less-command-10-tips-for-effective-navigation/

VI 의 것들과 거의 유사하다

search navigation

forward search

/pattern - search for a pattern to the forward direction

n - go to the next match

N - go to the previous match 

backward search

?pattern

n - go to the previous (go backward)

N - go to the next (go forward)

CTRL+ F/B/D/U - forward one window / backward one window / forward half window / backward half window

j / k - one line forward / backward

10j / 10k - 10 lines forward / backward

G / g - go to the end / start

q or ZZ - exit

CTRL+G - show the current file name with line, byte, ...

v - if file is opened, edit using the configured editor (Ubuntu default nano)

h - help page

&pattern - display only the matching lines

ma / 'a - mark the position with 'a', go to the marked position 'a'

multiple file paging

$ less file1 file2

or 

$ less file1

:e file2

:n / :p - go to the next / previous file