Useful for commands : find, grep
Sample use of 'find' >> find location -name ' string name or something ' >> find location -name ' string name or something ' | xargs command >> find / -type f | xargs grep -l pattern or from current working dir >> find . -type f | xargs grep -l ' string that you want ' Sample use of 'grep' >> grep -r ' string you want ' # -l that display only filename. >> grep -rl 'string you want'