Filtering Rows After Pattern Matched with `grepl` in Certain Column Using Multiple Methods for Efficient Data Analysis.

Filtering DataFrames with R: A Comprehensive Guide to Count Non-NA Values

Understanding the Mystery of SQL WHERE Filters: How to Avoid Blank String Confusion in Your Queries

Mastering gt_summary: Filtering, Custom Formatting, and Precision Control for Concise Data Summaries in R

Optimizing Row Filtering with OR Conditions in Data.table