Transforming a Pandas Dataframe: A Step-by-Step Guide

Using an "Or" Conditional in the `n_distinct` Function of Dplyr: A Flexible Approach to Summarize Counts for Multiple Conditions

Range Grouping with dplyr: A Deeper Dive into Range Grouping Techniques for Efficient Data Analysis

Optimizing Queries to Retrieve Rows with Maximum Date Only When Duplicate: A Deep Dive into SQL Query Optimization Strategies