May 10 · 6 min read · Your "Cache Invalidation is Hard" Answer Misses the Real Horror Most engineers parrot "cache invalidation is hard" as a standard interview response, but few understand why it's hard or the real-world horrors it introduces. It's not just about stale d...
Join discussionMay 10 · 5 min read · Engineering effective CDN and origin caching strategies for high-performance applications Modern web applications face increasing pressure to deliver fast, consistent experiences while managing infrastructure costs efficiently. For engineering teams ...
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May 9 · 11 min read · Last month, I started noticing unexplained spikes in server load on my blog, mustafaerbay.com, especially when publishing new articles or when popular content received traffic. I manage over 13 Docker containers on my own VPS, and when one started mi...
Join discussionMay 4 · 5 min read · Client-side caching is commonly implemented as a storage optimization layer using TTLs and invalidation rules. In practice, caching behaves as a decision system under uncertainty, where correctness de
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Apr 30 · 8 min read · Prompt caching is the single highest-leverage cost optimization available for Claude API workloads in 2026 — yet most teams either skip it or implement it wrong. When it works, cache read tokens cost 10% of standard input tokens. When it fails, you p...
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Apr 25 · 5 min read · If you search for “offline React Native,” you will find a lot of guidance about images, lists, and optimistic UI. That is useful, but it often misses the assets that actually stop work in the field: P
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