" keep whatever information that was entered in some of the columns."- Please elaborate on this, because adding a row will add a new blank row you could set the new data using instance Manager API.
@Abhishek_Narula25 This is expected behavior, if you have a custom handler that is getting triggered because of this update then you might have to handle it on a custom handler.
@Vani1012 Knowledge is never wasted, wherever you are getting good content just keep learning. Do keep track of the topics and areas listed here https://learning.adobe.com/content/dam/adls/certification/samples/en/AD0-E103%20Adobe%20Experience%20Manager%20Developer.pdf
@Vani1012 if you have been working on AEM, just go through the official docs, best practices, and commonly asked dev scenarios and that should be good.
@bartek_887 Your understanding is correct if you call validate then the validation will run on the fields and the fields that fail the check will be highlighted. " check if the form is valid without actually changing form fields"- This doesn't fit the general use case, any fields that fail validati...
@jvenkatrao You won't be able to edit it due to background restrictions of the kind of pdf being used. Create a new pdf or ask the developer to give you the template for the file.