>Interesting. Does if check for existence of the property, e.g. since I just added that displayName only in one particular file, would it bomb in others?
>
>I am going to try your suggestion and look into ng-if in more details.

If it has the potential to not exist, you'd have to check for that:

<span ng-if="column.displayName == undefined || column.displayName == ''">{{column.name}}</span>
<span ng-if="column.displayName != undefined && column.displayName != ''">{{column.displayName}}</span>