The part before is concerns a call to Google’s chart API, which has an option (‘qr’) to generate QR codes. The QR ‘chart’ is then converted into an image with the IMAGE encapsulation.

Basics Holy sheet: How to create a simple to-do list with Google Sheets April 20, 2020 - 2:14 pm ...

To convert an Excel spreadsheet to a Google Sheets document, you need to upload the Excel file to Google Drive.

You can easily generate Google Sheets PDF links via Google Drive to share them as PDF files. There's no need to convert them manually. See the instructions here.

The spreadsheet_url in the above command is the URL of the Google Sheets file you want to import data from. You need to enclose it in double quotes. The range_string defines the specific sheet and ...