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#Performance

2 guides~12 min totalupdated Jul 6, 2026

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CDNs and Object Storage: Store at the Origin, Serve at the Edge (2026)

CDNs and object storage explained in 2026 — object storage as the origin for large files, CDNs as the edge cache near users, how they work together, and what they store in AI systems.

Beginner · 5 min

Software Architecture

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BeginnerCaching Strategies: Why Invalidation Is the Hard Part (2026)Caching strategies in 2026 — the patterns (cache-aside, write-through, write-behind), eviction policies, and why cache invalidation, not adding a cache, is the genuinely hard part.7 min

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