A Bloom filter in forty lines of Java
The smallest useful implementation, the two parameters that matter, and how wrong the false-positive rate gets when you guess them.
Small things I reach for often
Utilities and patterns from Java, Spring, PostgreSQL, Kafka, Redis and Kubernetes — written down so I stop re-solving them.
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Have a system worth arguing about?
I am always up for a conversation about architecture, trade-offs, or a bug that refuses to die.
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