It's likely that the video showed: man ssh | grep -e "version number". instead, and the pipe symbol ( | ) was visually obscured or missed. ... <看更多>

about() {. # Grep manpages by sections. local cmd=$1; shift. man $cmd | grep_sections $* | doublelines. } striplines () { ruby -ne 'puts $_.strip' }. ... <看更多>

You have to tell grep that -X is not an option, but the pattern to look for: man curl | grep -- '-X'. -- indicates the end of options. ... <看更多>

grep all but blank lines of the 'man cut | grep …' Using pipes and commands echo/tr/uniq, find doubled words out of My Do Do list ... ... <看更多>

In the early days of Unix grep stood for Global Regular Expression PrintWe use grep to find regular expressions (also known as regex) text ... ... <看更多>

More videos like this online at http://www.theurbanpenguin.comIn this video man page we take a look at grep and some of the switches ... ... <看更多>