Replacing Values in Multiple Columns Based on Condition in One Column Using Dictionaries and DataFrames in Python

How to Add Rows to a DataFrame Inside a For Loop Using Pandas

Converting Columns to a Python Dictionary: A Pandas Guide

How to Create a Dictionary from a Database Table Using SQLite and Dictionary Operations in Python

Optimizing Data Manipulation in R: A Vectorized Approach

Constructing a DataFrame from Values in Nested Dictionary: A Creative Solution