EmbeddingGemma 2: an open, lightweight multimodal embedding model
deepmind.google·6d ago
AI Engineering
Lobsters·6d ago·5 min read
Why We Should Inject Dependencies
TL;DR
Dependency Injection (DI) in Ruby enhances code clarity and testability by explicitly managing dependencies, rather than relying on implicit state. This approach simplifies testing and allows for easier modifications in response to changing requirements.
✦ Why It Matters
Start using Dependency Injection today to improve your Ruby application's testability and maintainability.
Key Takeaways
- Refactor classes to use Dependency Injection for better clarity.
- Utilize Dry::Initializer to reduce boilerplate in dependency management.
- Implement test doubles to isolate and test behavior effectively.
- Adopt Dry::Container for dynamic dependency resolution based on feature flags.
How It Works
Dependency Injection allows developers to pass dependencies as parameters, making them explicit and easier to manage. By using frameworks like Dry::Initializer, developers can define dependencies without redundancy, while Dry::Container enables dynamic resolution of dependencies based on conditions, such as feature flags.