Conditional Assignment of Variable Values from Data Frames of Different Lengths Using R

Adding a 'year' Column to Dataframes Based on Name Using Vectorized Operations

Unlisting an Arbitrary Level in R Nested List

Combining Large CSV Files Horizontally in R: 3 Effective Approaches

Removing Leading NA Values from Data Frames in R while Maintaining Equal Row Length

Assigning Names to a Subset of Columns in R DataFrame: A Common Mistake and Its Solution

Replacing Missing Country Values with the Most Frequent Country in a Group Using dplyr, data.table and Base R

Mastering Empty Data Frames in R: Best Practices for Beginners

One-Hot Encoding Columns with DataFrames in R Using tidyr's unnest_plus Function

Pattern Matching Character Vectors in R: Effective Techniques for Data Analysts