<div ng-show="{{ log.user_id }} == {{ member_user_id }}" class="col-sm-3 bg-success"  ng-bind="log.date | date:'dd.MM.yyyy HH:mm:ss'"></div>
<div ng-hide="{{ log.user_id }} == {{ member_user_id }}" class="col-sm-3"  ng-bind="log.date | date:'dd.MM.yyyy HH:mm:ss'"></div>

<div ng-show="{{ log.user_id }} == {{ member_user_id }}" class="col-sm-5 bg-success" ng-bind="log.comment"></div>
<div ng-show="{{ log.user_id }} == {{ member_user_id }}" class="col-sm-4 bg-success"><< Ваша ставка!</div>

<div ng-hide="{{ log.user_id }} == {{ member_user_id }}" class="col-sm-5" ng-bind="log.comment"></div>
<div ng-hide="{{ log.user_id }} == {{ member_user_id }}" class="col-sm-4"></div>