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 ...
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 ...
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?