Troubleshooting Pandas Left Join Results in Empty Values When Data Types Don’t Match

Finding Complement Sets in DataFrames: A Comprehensive Guide to Anti-Join Operations

Merging Excel Files in the Same Directory using pandas.

Merging Data Frames in R Based on Shared Values

Merging Datasets in R: A Comprehensive Guide to Handling Missing Values and Duplicate Rows

Merging Data Frames in Python with Different Column Names and Datatypes

Merging and Grouping Techniques in Pandas DataFrames: A Comprehensive Guide

Merging Dataframes with Multiple Key Columns: A Comparative Analysis of Two Approaches

Here is a complete code snippet that combines all the interleaved code you wrote in a nice executable codeblock:

Merging Multiple Date Columns in a Pandas DataFrame: A Comparative Analysis of melt() and unstack() Methods