AngularJS Radio Track by Directive

In this post I'll explain and demonstrate a directive I've written which allows you to use similar behaviour of the "track by" options we are given in select lists in AngularJS with radio buttons. AngularJS does change tracking on any object which is assigned to a scope. Every time it examines our objects and looks for changes is called a "Digest Cycle". AngularJS uses "dirty checking" to check if our objects have changed. In an »