What are the key differences between the common law system and the Napoleonic Code legal system?

The key differences between the common law system and the Napoleonic Code legal system are in their sources of law and methods of interpretation. Common law relies on precedent and case law, while the Napoleonic Code is based on a comprehensive set of written laws. Additionally, common law allows for more flexibility and judicial discretion, while the Napoleonic Code emphasizes clarity and consistency in legal decisions.