In http://docs.nodejitsu.com/articles/javascript-conventions/what-are-truthy-and-falsy-values, The ampersands are displayed as HTML entities: ``` var myvalue = first && second; ``` The preview of the `contend.md` is correct though. https://github.com/nodejitsu/docs/edit/master/pages/articles/javascript-conventions/what-are-truthy-and-falsy-values/content.md Is this a bug of the syntax highlighter? Extra classes are added to the string `&`.