General · Learning hub

Domain-Driven Design cheat sheet & developer notes

Domain-Driven Design cheat sheet and 2 curated developer notes — core concepts, patterns, and interview prep. Maintained by the DevRecall team.

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01 · Domain-Driven Design

Strategic Design: Ubiquitous Language & Bounded Contexts

Domain-Driven Design: Strategic Design. DDD (Eric Evans) centers software design around a deep, explicitly modeled understanding of the business domain, built through ongoing collaboration between developers and domain e…

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02 · Domain-Driven Design

Tactical Design: Entities, Aggregates & Repositories

Domain-Driven Design: Tactical Design. Entities vs Value Objects. // Entity: has persistent identity independent of its attributes. // Two Customers with identical current attributes are still // DIFFERENT customers if t…

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Interview Questions

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Advanced Types (Generics & Utility Types)

TypeScript Advanced Types. Generics. // Generic function function identity<T>(arg: T): T { return arg; } const num = identity<number>(42); // Explicit const str = identity('hello'); // Inferred //…

Mar 3, 2026

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