angular/angular.js — pull request #7607 by ahmednuaman (2014-05-28 06:38:37+00:00)
Title: solved issue with the 'show' transition never working

I kept having problems where the 'hide' fade animation worked fine but the 'show' fade animation didn't. I narrowed it down to `.ng-hide` not having `opacity: 0`. Sticking this in has fixed the 'show' fade animation for me.