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7 articles
When a cache entry expires under high traffic, dozens of requests race to rebuild it simultaneously — here's how inflight request deduplication collapses that stampede into a single upstream call.
A practical guide to HTTP caching headers — what each directive actually does, when to use ETags, and how to stop fighting your CDN.
The core concepts behind scalable system design — load balancing, caching, database scaling, queues, and the tradeoffs that guide architectural decisions.
Master distributed caching patterns including cache-aside, write-through, read-through, and cache invalidation strategies that handle real-world consistency challenges.
Explore Redis data structures beyond simple strings — sorted sets for leaderboards, streams for event logs, HyperLogLog for cardinality, and bitmaps for feature flags.
A practical guide to building progressive web apps with service workers, caching strategies, and installability that work reliably offline.
From HTTP headers to Redis patterns, a practical guide to caching layers that reduce latency and database load without serving stale data.