how to programmatically add ngBootstrap popover to element?
问题 I am currently workingon a calendar in my angular v8 application. This is the plugin I use: https://fullcalendar.io this is the component which I include in my html template: <full-calendar defaultView="dayGridMonth" [editable]="true" [eventLimit]="5" [nowIndicator]="true" [slotLabelFormat]="timeFormat" [eventTimeFormat]="timeFormat" [eventClassName]="'fc-event-brand'" [minTime]="'08:00:00'" [maxTime]="'24:00:00'" [header]="{ left: 'prev,next today', center: 'title', right: 'dayGridMonth,