cd /
;
apropos
;
find *
;
less /var/log/prx
;
A tiny but incredibly useful script.
Run ''g <what-you-look-for>'', select the file with pick (or fzy, choice, fzf...) : it is opened in vi editor at the searched line.
#!/bin/sh test -n "$*" && eval "$(grep -nIRs "$*" |\ pick |\ awk -F ':' '{ printf("vi +%s %s", $2, $1) } ')"