Sonar’s fourth report in The State of Code series provides a data-driven look into the most common issues found in today’s top programming languages. The report is based on 7.9 billion lines of code from over 970,000 developers who trust Sonar for analysis.

What are the most frequent code issues that come up in Java? Why shouldn’t you hardcode IP addresses in Python? This report surfaces the code issues we’ve seen over and over again (across reliability, security, and maintainability) in Java, JavaScript, TypeScript, Python, C#, C++, and PHP.

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