diff --git a/bash.html.markdown b/bash.html.markdown index d5d08e9d..29b0c8db 100644 --- a/bash.html.markdown +++ b/bash.html.markdown @@ -155,14 +155,14 @@ bar () foo "My name is" $NAME # There are a lot of useful commands you should learn: -tail -n 10 file.txt # prints last 10 lines of file.txt -head -n 10 file.txt +tail -n 10 file.txt # prints first 10 lines of file.txt -sort file.txt +head -n 10 file.txt # sort file.txt's lines -uniq -d file.txt +sort file.txt # report or omit repeated lines, with -d it reports them -cut -d ',' -f 1 file.txt +uniq -d file.txt # prints only the first column before the ',' character +cut -d ',' -f 1 file.txt ```