EmbeddingGemma 2: an open, lightweight multimodal embedding model
deepmind.google·6d ago
AI Engineering
Hacker News·Sep 2·5 min read
It's OK to hardcode feature flags (2025)
TL;DR
Hardcoding feature flags can simplify development and reduce complexity compared to using feature flag management software, which often introduces unnecessary risks. A straightforward approach using a JSON file can effectively manage feature visibility without the overhead of additional infrastructure.
✦ Why It Matters
Consider hardcoding feature flags in your next project to simplify management and reduce risks.
Key Takeaways
- Use hardcoded feature flags for simplicity and reliability.
- Manage flags with a JSON file read at startup.
- Regularly review and remove outdated feature flags.
- Avoid premature optimization; focus on current project needs.
Full Summary
Feature flags, or toggles, are tools used to control the visibility of new features in software products. While feature flag management software is popular, it can add complexity and risk, leading to non-deterministic behavior and potential security vulnerabilities.
Hardcoding feature flags, in contrast, offers a simpler and more reliable solution. By using a basic JSON file to manage flags at application startup, developers can easily control feature visibility and maintain code clarity.
This method encourages regular review and removal of outdated flags, reducing technical debt. For most teams, this straightforward approach is sufficient until a genuine need for dynamic feature management arises, making premature optimization unnecessary.