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

Converting Factors to Numeric Values in R: A Step-by-Step Guide

Capturing Dataframe Element as Part of CSV File Name: An Efficient Approach with Pandas

Removing Completely NA Rows in R: A Comparison of dplyr and Base R Approaches

Advanced Lookups in Pandas Dataframe for Complex Transforms and Replacements

Creating Count Tables without Mentioning Variable Names in a Data Table within R: A Flexible Approach Using the `table` Function, `lapply`, and Custom Functions

Creating New Dataframe Based on Multiple Conditions in R with dplyr Package

Applying a Function to Factors of a Data.Frame in R: A Comparative Analysis Using Aggregate, Dplyr, and Data.table

Debugging Error: Non-Numeric Argument in R Function for Calculating Animal Movement with Code Solutions and Practical Examples

Grouping Multicode Question Responses by Month Using R with dplyr and tidyr