小编per*_*ist的帖子

我在一个标签中创建了一些标签TabPane.每次我制作一个标签时,它的右侧都有一个关闭(x)按钮.我不希望从TtabPane我使用过的标签中删除标签:

 TabPane tabPane = new TabPane();
 Tab tab = new Tab("new tab");
 tab.setContents(new Label("Please help"));
 tabPane.getTabs().add(tab);
 tab.setOnCloseRequest(e -> e.consume());

这样它就不会被删除.有没有办法不在选项卡上显示此关闭按钮.

任何帮助表示赞赏.

我是mongodb，nodejs和mongooseJS的新手。最近，我一直在尝试为JSON创建猫鼬模式。

{
  "endpoints":["a","z"],
  "poi":[{
  "location_name": "a",
  "latitude": " 10.1075702",
  "longitude": "76.345662",
  "distance" : "0.0"
}, {
  "location_name": "b",
  "latitude": "10.110199",
  "longitude": "76.3489361",
  "distance" : "2.0"
}, {
  "location_name": "c",
  "latitude": "10.1197471",
  "longitude": "76.342873",
   "distance" : "3.1"
}, {
  "location_name": "d",
  "latitude": "10.1254479",
  "longitude": "76.3332626",
   "distance" : "4.4"
}, {
  "location_name": "e",
  "latitude": "10.1443277",
  "longitude": "76.2566017",
  "distance" : "13.9"
}, {
  "location_name": "f",
  "latitude": "10.1487145",
  "longitude": "76.2441114",
   "distance" : "15"
}, {
  "location_name": "z",
  "latitude": "10.145578",
  "longitude": "76.2317077",
  "distance" : "16.9" …