Creating New Variables with Levels from Existing Dichotomized Variables in R: A Comparative Approach Using `apply()` and `max.col()`

Extracting Row Numbers and Values from R Matrix Sample Output Using names() Function

Reformatting Zero Values in Python Dataframe Columns

Merging a List of Data Frames in R: A Solution Using rbindlist and .id Argument

Filtering Dataframes with dplyr: A Step-by-Step Guide in R

Grouping Data by Multiple Columns in R: A Step-by-Step Guide to Calculating Proportions

Extracting Diagonal Elements from Matrices in R Using Various Methods

Working with DataFrames in Pandas: Unlocking the Power of Series Extraction and Summary Creation

Mastering Conditional Statements in R: A Guide to if and ifelse

Conditional Storage of Values in a List Based on Two Columns in R Using dplyr Package