Filling NaN Columns with Other Column Values and Creating Duplicates for New Rows in Pandas

Understanding SQL View Creation and Resolving Duplicate Column Name Errors: Best Practices for Efficient Views

Removing Duplicate Rows and Handling Missing Values in a Dataset with R

Checking for Duplicates in a Pandas DataFrame Using a For Loop

Removing Duplicates by Keeping Row with Higher Value in One Column

Understanding How to Remove Duplicate Cells from Pandas DataFrames in Python: Efficient Data Cleaning Strategies