Generate docx, pptx, and xlsx from templates (Word, Powerpoint and Excel documents), from Node.js or the browser. Demo: https://www.docxtemplater.com/demo. #docx # ...

According to the above image, I have two instances first and second. I want to make sure that in case there is only one instance, we should hide the section 2.1 and 2.2. and show only 1.1 and 1.2 ...

Founded in 1920, the NBER is a private, non-profit, non-partisan organization dedicated to conducting economic research and to disseminating research findings among academics, public policy makers, ...