Sonar’s third report in The State of Code series provides a data-driven look into the maintainability practices and pitfalls found across 7.9 billion lines of code from over 970,000 developers who trust Sonar for analysis.

Why should you make sure JavaScript variables are declared correctly? What is the most common "blocker" code smell that SonarQube catches? This report includes the most commonly seen code maintainability issues or “code smells” impacting software quality that could cause severe consequences if not addressed.

Learn why these critical issues are so often missed and how to eliminate them from your projects.