Merging Two R Dataframes While Keeping Matched Rows from the Second DataFrame and Unmatched Rows from the First

Understanding and Visualizing Dataset Insights: A Step-by-Step Guide to Data Cleaning and Analysis

Understanding Rolling Joins in R with data.table: A Practical Guide to Workarounds and Best Practices

Using Case When Statements and Windows Size for Data Grouping in R

Effective Methods for Removing Duplicates from R Data Sets

Splitting Data into Wide and Long Formats in R Using melt Function from data.table Package

Efficiently Collapsing Large Vectors into Data Tables with RLEID Function

Understanding Data Import in R with fread Function and the Peculiar Datatype Comparison Bug: A Guide to Resolving Issues Related to Data Filtering

Finding Previous Date in DataFrame with Same Column Category in R: A Step-by-Step Guide Using dplyr Library

Benchmarking dplyr vs data.table: A Comparative Analysis for Data Manipulation Performance