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Lessons (11)

• Domain-Driven Design: Strategic Design

  … One team should own each context. 4. Context mapping: how contexts relate A context map shows the bounded …

• Finding Service Boundaries with DDD

  … Learn bounded contexts, ubiquitous language, aggregates and context maps from Domain-Driven Design. The big idea The word …

• What Is Software Architecture?

  … four zoom levels, like a map app: Level Shows Audience --- --- --- 1. Context The system, its users and external …

• Choosing an Architecture

  … from inside one app to the whole system](/img/architecture/styles-map.svg) Two decisions, not one Most …

• Behavioral Patterns I: Observer, Strategy, Command, State

  … Strategy 🗺️ Analogy: Google Maps offers routes by car, bike, walking or transit. Same goal (get from A …

• Domain-Driven Design: Tactical Patterns

  … Date; }; They let aggregates stay small and decoupled (rule 4), feed other bounded contexts (through an outbox and …

• React Hooks in Practice

  … Context makes a value available to a whole subtree. jsx const ThemeContext = createContext("light"); function App() { const [theme …

• Frontend Performance & Core Web Vitals

  … render only the ~20 visible rows (TanStack Virtual, react-window) Context updates re-render everything Split contexts, or …

• Backend Languages: Node.js, Go, Python & Rust

  … Path<u64 ) - Result<Json<User , StatusCode { find user(id).await.map(Json).ok or(StatusCode::NOT FOUND) } [tokio …

• React vs Vue vs Angular

  … List items.map(...) v-for @for Shared logic custom hooks composables services Global state Context / stores Pinia injectable …

• Meaningful Names

  … Avoid mental mapping Readers should not have to translate names in their head. js // ❌ The reader must remember …