Thanks John! This was a very well explained, step by step, tutorial.
I got a little hung up on the first backup creation [$ cp httpd.conf httpd.conf.bak] I think it was missing a [sudo] because I was able to backup httpd-userdir.conf.
As a UX Designer UI Developer of ten years I can now begin my path down the rabbit whole into AngularJS (fashionably late). Do you recommend any entry level tuts on AngularJS? I started with https://www.youtube.com/watch?v=-8WauHn2DxQ