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Understanding the `if` Statement in R Functions with `exists()`

Fixing Function Calculating Wrong Answers in R Programming Language

Understanding Nested Loops and Conditional Statements in R: A Deep Dive into Iteration and Debugging

Using Generated Columns with Conditional Logic for Simplified MySQL Queries

Filtering Data Points Based on Multiple Conditions in Pandas

Conditional Evaluation of Dataframe Columns in Python: Mastering Nested If-Else Structure