Here's an explanation of the code with examples:

Merging Pandas DataFrames Based on Two Columns with the Same Pair of Values but Different Orders

Extracting Unique Animals: A Step-by-Step Guide with Pandas

Understanding Dynamic Analysis in Python: Beyond Hunter

Understanding the `loc` Command with Pandas: A Deep Dive into Filtering DataFrames

Selecting Multiple Rows and Non-Continuous Columns in Pandas Using Index-Based Approach

Understanding NaN vs nan in Pandas DataFrames: A Guide to Precision and Accuracy

Understanding Area Charts and X-Axis Label Display Issues with Matplotlib

Working with Pandas in Python: Troubleshooting Common Issues - Mastering Data Manipulation for Efficient Analysis

Using applymap and Defining Custom Multi-Dataframe Operators for Efficient Data Manipulation in Pandas