Speed Up Monolith Startup with Lazy Module Loading: A Practical Guide
Learn how to profile application boot time, defer modules safely, keep readiness honest, and weigh lazy loading against first-request latency and late failures.
14 min read
Tag
dependency injection
FastAPI Dependency Injection: Scopes, Overrides and Testing
How FastAPI dependency injection resolves a per-request graph, manages app-lifetime resources, cleans up with yield, and stays testable with dependency_overrides.
14 min read
FastAPI Dependency Injection for DB Sessions, Auth and Testing
Use FastAPI dependency injection to own SQLAlchemy session and auth lifetimes, compose Depends chains, and test cleanly with dependency overrides.
18 min read
Spring Boot vs NestJS: Runtime, DI and Ecosystem Compared
Spring Boot vs NestJS for backend teams: how each wires dependency injection, JVM vs Node runtime trade-offs, ecosystem depth, and a checklist to choose.
13 min read
NestJS Architecture: Modules, Providers and Dependency Injection
Learn how NestJS architecture works as a module-scoped DI container: providers, tokens, scopes, dynamic modules, circular dependencies and testable layouts.
14 min read