message: changing assertion of location variables
diff: @@ -58,12 +58,14 @@ export class MapViewerComponent implements AfterViewInit {
  if (this.developers != null) {
  this.developers.forEach((d: User) => {
  - if (!(d.latitude === undefined || d.longitude === undefined)) {
  + if (!(d.latitude == null || d.longitude == null)) {
  + const c = '#' + ((1 << 24) * Math.random() | 0).toString(16);
  const caux = L.circle([d.latitude, d.longitude], {
  radius: 1000000 / (this.map.getZoom() * this.map.getZoom() * this.map.getZoom() / 2),
  - fillColor: '#' + ((1 << 24) * Math.random() | 0).toString(16),
  + fillColor: c,
  fillOpacity: 0.5,
  - stroke: false
  + stroke: true,
  + color: c
  });
  caux.bindPopup(
  