Creating Dummy Variables in R: A Step-by-Step Guide for Every Unique Value in a Column Based on a Condition

Creating a New Variable with Multiple Conditional Statements in R Using Nested ifelse()

Creating a Vector Containing Row IDs of a DataFrame in R

Removing Weekend Rows from a DataFrame in R Using Dplyr Library

Merging DataFrames Based on Conditional Values Between External Arrays

Splitting Intervals in a Data Frame: A Step-by-Step R Solution

Identifying Unique Values Across Groups: A Step-by-Step Solution in R

Creating Symmetrical Data Frames in R: A Comprehensive Guide to Manipulating Complex Datasets

Subset Data Frame with R using match Function for Exact Matches

Replacing Rows in R Dataframes Using a Robust Approach