Looping through Multiple Columns in a Dataframe to Detect a Phrase

Finding Words Before a Given String in R Using Tokenization Techniques

Removing Part of a String in Databases: A Comprehensive Guide to SUBSTR()

Understanding iOS Keyboard Input and UILabel Updates

How to Output Columns as Text in R: A Step-by-Step Guide

Creating Text Labels with Outlines in R using shadowtext Function from TeachingDemos Package