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

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

Finding Missing Values in a List of Lists: A Comprehensive Guide with R

Incrementing Dates of Specific Columns in R Datasets with dplyr

Handling Missing Values in R: A Comprehensive Guide to Handling Missing Values in Data Frames

Creating a New DataFrame with First N Non-NA Elements: A Comprehensive Guide to Handling Missing Values in R

Replacing Strings with NA Values in R: A Step-by-Step Guide

Converting Factor to Date without creating NA's in R