Dart Records & Patterns Deep Dive — Destructuring, Sealed Classes & Exhaustive Matching Dart 3.0 shipped Records, Patterns, and Sealed Classes together. Used well, they eliminate entire categories of runtime errors and make state management dramatically more expressive. // Before: untyped Map Map<String, dynamic> getUserInfo() => {'name': 'Alice', 'age': 30}; // Dart 3: typed Record (String nam
You know that feeling when your AI agent starts burning through your API budget at 3 AM and you only find out the next morning? Yeah, we've all been there. The observability space for LLM applications has exploded in recent years, but most platforms either lock you into their ecosystem or charge you per-token like it's liquid gold. Let's talk about building a real-time monitoring strategy that doe