Removing Specific Characters from a Column in R Using gsub() Function

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

Replacing Part of Strings with Corresponding Code Using R

Understanding PostgreSQL's String Matching Behavior Conundrums: Why Strings Don't Match as Expected in Postgres Queries

Converting String Columns to Numerical Data in Pandas for Efficient Analysis

Removing Commas from a Pandas Column Using str.replace() Function Correctly

Modifying a Comma-Separated List of Substances Based on Predefined Rules with R's Tidyverse Package

Filtering Non-Matching Columns in a Pandas DataFrame Using Regular Expressions

Using Regular Expressions in R to Remove Characters after a Specific Pattern

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