Currently the data preview is not fully supported. There is a workaround you can try.1. Drag a Join node to put the node you want to preview inside the join node.2. Open Join defination3. Right click the one you want to preview and see if you can see...
Regarding to how the lazy require works: in Core-dbg.js, the lazy loading stubs are created for all controls. That's why the constructor is the stub in the first time.
// create lazy loading stubs for all controls and elements
var aElements = oLibI...
"比如不支持来自windows OS的复制粘贴，不支持自定义字体类型和大小等等，而后者对我来说至关重要。"
You may need to install vm-tools to enable copy-past from/to host (Win). I am running debian in VMWare(installed from software center) and copy-paste text/file working very well.
