I needed to find and replace string in all php files of current folder.
This is simple perl command:
find <path to directory> -type f | xargs perl -pi -e 's/old_string/new_string/g'
My main background for a recent years is MySQL DEV/DBA engineer but I’m also participating in wider range of tasks which could be likely called as DataOps/DevOps tasks. You can see my online CV here: http://catyellow.net