0
votes
1answer
91 views

How to delete entire row when A1:A100000 columns are duplicated

I have to filter quite big data (102858 rows, 9 columns). The idea is that between these rows (URL addresses) are a lot of duplicates. A1:A102000 contains URL addresses with and without comments. For ...
0
votes
1answer
127 views

Advanced filtering leaving on unique values and removing duplicates

On the spreadsheet there are two subsets of data that are separated by color based on where I pulled the information from. Within these subsets are duplicate entries. I do not want to simply remove ...
6
votes
5answers
4k views

Removing duplicate emails in Thunderbird

I need to stop the duplicate mail (which is already in my mail box) in Thunderbird or any mail box. Are there any filters for this?