ALL ARTICLES

Papers &field notes.

Peer-reviewed work and the essays around it — federated learning, blockchain consensus, payment idempotency, and Java internals. Every card opens the source.

01 · ACM ICDCN '26PAPER

FedMeet: Personalized Federated Multi-Sensor Fusion for Privacy-Preserving Human Activity Recognition

Peer-reviewed at the ACM International Conference on Distributed Computing and Networks — personalized federated fusion at 85% accuracy, with privacy intact.

Federated LearningHAR

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02 · ELSEVIER TCSPAPER

Enhancing the resilience of activity-adjusted stake consensus for blockchain-based IoT environments

Published in Theoretical Computer Science — hardening activity-adjusted stake consensus for constrained IoT environments.

BlockchainIoT

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03 · SEP 2026ESSAY

My IDE Yelled at My @Autowired — It Was Right

Eight yellow squiggles, zero broken tests, and the afternoon I stopped writing field injection — why constructor injection makes dependencies visible.

Spring BootJava

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04 · AUG 2026ESSAY

I Built an AI Twitter Bot That Runs Itself for Less Than a Penny a Month

A serverless loop that writes, schedules, and posts on its own for under a cent a month — and the boring infrastructure behind it.

AIServerless

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05 · JUL 2026ESSAY

Exactly-Once, Damn It: Building a Payment Idempotency Layer

Distributed locks, Redis SET NX, and the failure modes that make duplicate charges possible — plus how to close them.

PaymentsIdempotency

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