Tags / duplicates
Removing Duplicates in R: A Performance Analysis
Removing Duplicates by Keeping Row with Higher Value in One Column
Preventing Duplicate Inserts: A SQL MERGE Solution for .NET WebService APIs
10 Ways to Join Columns with the Same Name in a Pandas DataFrame
Merging Columns and Deleting Duplicates in Pandas DataFrame
Removing Duplicate Columns from Pandas DataFrames: A Practical Guide to Resolving Common Issues