Extracting Differing Characters from Two Strings Using R's stringi Package

Extracting the First Non-NA Element from a Dynamic Data Frame in R

Looping Over a DataFrame and Selecting Rows Based on Substring Matching

Regular Expressions in R: Mastering Replacement Techniques

Modifying a Column to Replace Non-Matching Values with NA Using Regular Expressions and the stringr Package in R

Extracting String Substrings in R Using sub()

Subset Data from a List of Strings Using R Programming Language

Extracting Last Word Before Comma in R Strings with Built-in sub Function

Counting Integers and Strings Differently on Pandas: A Comprehensive Guide

Comparing Column Similarity: A Comprehensive Guide to String Matching Algorithms and Techniques