https://sudonull.com/kafka-rabbitmq-courses-2026-yandex-vs-slerm
Comparison of Yandex Praktikum and Slerm courses on Kafka, RabbitMQ. KRaft, highload, Docker stands, reviews. Choose format for middle/senior devs and start learning.
https://sudonull.com/kafka-rabbitmq-courses-2026-yandex-vs-slerm
Comparison of Yandex Praktikum and Slerm courses on Kafka, RabbitMQ. KRaft, highload, Docker stands, reviews. Choose format for middle/senior devs and start learning.
https://sudonull.com/coexistence-of-legacy-code-in-high-load-systems
Learn why removing legacy code is risky and how to apply feature toggles for safe coexistence in Spring Boot. Strategies for middle/senior dev without refactoring risks. Practical examples.
https://sudonull.com/fastify-optimization-bloom-filters-and-scalable-backends
Explore practical solutions for creating a high-load backend on Fastify: custom IDs, Bloom filters for users and images, loginless authorization, asynchronous DB writes, API protection, and TypeScript typing.
https://sudonull.com/qr-ticket-validation-design-for-cinemas
Breakdown of System Design for QR Ticket Validation: offline signature, idempotency, atomic updates. Solving timeouts and HoL blocking for high-load. Practical SQL examples.
https://sudonull.com/kafka-safety-window-retention-monitoring
Learn how to prevent data loss in Kafka due to retention.bytes. Implement Data Safety Window in Grafana with PromQL. Tuning case for high-load topics — instructions for Platform Engineers.
Learn how does retrieval augmented generation work: RAG reduces AI hallucinations, grounds responses in real data, and transforms LLMs into trustworthy systems. Start now.
Learn what is the difference between vpn and proxy, from encryption to scope. Discover which tool fits your privacy needs with our expert comparison.
What is a vector database? Learn how vector databases power AI search, RAG, and recommendations. Discover key concepts and when to use them. Start here.
Learn how to design RESTful APIs for web applications with best practices on URIs, HTTP methods, versioning, and documentation. Build scalable, intuitive APIs that developers love.
Learn how to implement JWT authentication securely in your web API. This complete guide covers token issuance, validation, best practices, and production security.
Learn what is Kubernetes and how it works. Understand its architecture, self-healing, scaling benefits, and real-world impact. Start mastering container orchestration today.
Learn how to monitor Kubernetes with Grafana and Prometheus using the kube-prometheus-stack. Step-by-step guide to deploy, connect, and visualize cluster metrics.
React vs Vue which framework to choose in 2025? Compare performance, learning curves, job markets, and costs. Make a data-driven decision for your next project.
Learn how to choose a database for your system with this evidence-based framework. Compare SQL, NoSQL, graph, and time-series databases to make the right decision.
Learn how to build an AI agent with LangChain in this step-by-step tutorial. Set up tools, integrate LLMs, and create autonomous agents with memory.