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How to Build a High-Performance Cache Without External Libraries

calendar_today December 27, 2025 person milan@milanjovanovic.tech (Milan Jovanović) domain modular-monolith

Learn how to build a high-performance cache from scratch in .NET, moving from a simple ConcurrentDictionary to an optimized keyed-locking system. This deep dive explores how to master concurrency patterns like double-checked locking to protect your APIs and improve application scalability.

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