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#Caching

2 articles tagged #Caching.

Web Development/Performance·May 16, 2026·8 min read

HTTP Caching in Practice: Cache-Control, ETags, and CDN Invalidation

HTTP caching is one of the highest-leverage performance optimizations available, and one of the most consistently misunderstood. Here is how it actually works, why stale content happens, and how to design a caching strategy that does not surprise you in production.

Web DevelopmentPerformanceHTTP

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Caching LLM Responses: When It Helps, When It Hurts, and How to Implement It

P.02

Cloud & Infrastructure/Performance·May 10, 2026·7 min read

Caching LLM Responses: When It Helps, When It Hurts, and How to Implement It

LLM calls are slow and expensive. Caching them is the obvious move. But caching the wrong responses breaks the user experience in ways that are subtle and hard to debug. Here's a practical guide to doing it right.

LLMCachingPerformance

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