GitHub Copilot

Using Copilot in VS Code to Write Tests for Untested Legacy Functions

Legacy code without tests is a trap — every refactor is a gamble. Learn how to use GitHub Copilot in VS Code to generate meaningful unit tests for untested legacy functions, step by step, without blindly accepting bad output.

Jun 16, 2026 8m read 👁 5

Generating Accurate Docstrings With Copilot Without Editing Every Output

Copilot-generated docstrings often miss parameter types, describe the wrong behavior, or drift from your codebase's conventions. Here's how to get accurate, consistent docstrings without reviewing every single one.

Jun 15, 2026 10m read 👁 6