User blog comment:RRabbit42/Security issues this weekend/@comment-32502767-20170728150950

This was like, the years ago right? Okay, but I'm a new user and I'll take the advice of this happens again. What I'm wondering is, how did they insert Java Script into the wikis? I've actually been reading about Java Script. It's a code language for building interactive websites. How does it function on here?