CDN
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Serverless & Edge
Cache Invalidation Is Hard Because You Are Doing It Wrong
Purging caches when content changes is fighting the architecture. Immutable URLs with content hashes eliminate invalidation entirely for most assets.
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Serverless & Edge
HTTP/3 Fixes a Problem TCP Could Never Actually Solve
A single lost packet in an HTTP/2 connection stalls every request multiplexed onto it, because TCP guarantees ordered delivery across…
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Serverless & Edge
Edge Functions Are a Different Runtime, Not a Smaller One
Code written for a full serverless function frequently fails to run at the edge, not because the edge is less…
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Serverless & Edge
Cache Invalidation Fails Quietly When It Relies on Time Alone
A time-to-live setting is a guess about how long content stays valid, and it is either too short to save…
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