code: function renderItemsByFolderId(id) {
          resourceDetail.hide();
          resourcesList.show();
          folderId = id;
          urls["getResources"] = urls["getResources"] || getURL("getResources");
          var options = {
              url: urls["getResources"] + '/' + id,
              data: {mode: "exclusive"},
              success: function (data) {
                  resourcesList.html(data);
  
                  renderActionButtons();
                  var items = resourcesList.find("li");
                  items.click(handleItemClick);
              }
          };
          Rocket.ajax(options);
      }
docs: fetch items under a folder