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Java for Sega Mega Drive: Technical Guide

https://sudonull.com/java-for-sega-mega-drive-technical-guide

How to Write Games for Sega Mega Drive in Java Using Java Grinder. Detailed Breakdown of Graphics, Input, and Platform Limitations.

Lags retry Spring Kafka: how to fix

https://sudonull.com/lags-retry-spring-kafka-how-to-fix

Diagnosis and fix of lags in @RetryableTopic Spring Kafka under load. Increasing scheduler pool solves the problem. Metrics, threaddump, code. For middle/senior dev.

RBAC with statuses in JMatrixPlatform

https://sudonull.com/rbac-with-statuses-in-jmatrixplatform

Implementation of advanced RBAC with lifecycles and object statuses. Code examples, audit, SQL filtering. For middle/senior developers. Study the mechanisms.

Kafka KRaft practice Spring Boot microservices

https://sudonull.com/kafka-kraft-practice-spring-boot-microservices

Deploy Kafka cluster on KRaft, integrate with 4 Spring Boot services. Full producer/consumer code, docker-compose, topics with retention. For middle/senior dev.

Java backend courses 2026: top-7 programs

https://sudonull.com/java-backend-courses-2026-top-7-programs

Choose a Java backend course for 2026: Netology, Skillbox, Hexlet. Spring Boot, microservices, internships, AI. Comparison, projects, reviews. Start learning!

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