Extracting Specific Digits from Numeric Variables in R

Converting Dates and Filtering Data for Time-Sensitive Analysis with R

Computing and Pivoting Data with tidyr and dplyr in R: A Practical Guide for Unique Value Extraction

Counting Distinct Values in Tuple Pairs of Two Columns from a Given pandas DataFrame

How to Concatenate Rows in a Pandas DataFrame: A New Version

Grouping by ID and Outcome and Creating a Wide Format Output in R's Tidyverse Package: A Step-by-Step Guide to Achieving a Consecutive Number for Each New Phase of Recovery Per Patient.

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

Efficiently Merge Data Frames Using R's dplyr Library for Age Group Assignment