$ ls writing/ --topic testing
Writing
Essays and guides on iOS architecture, concurrency, testing, and building with AI agents.
2025
// 3 posts- Persistence Decisions: UserDefaults vs FileManager vs SwiftDataarchitecture · testing
- From Core to Reality: Infrastructure, URLSession & Real-World API Challengesarchitecture · testing · concurrency
- From Use Cases to Code: Building the Core with TDD (without infrastructure)architecture · testing