https://mermiko.com/en/artykulyTechnology and development articlesenhttps://mermiko.com/en/artykuly/minecraft-purpur-optimizationhttps://mermiko.com/en/artykuly/minecraft-purpur-optimizationRunning a Minecraft 1.21.x server for a large player community requires careful JVM memory management and main thread ( Server Thread ) optimization. Vanilla and default Spigot configurations often struggle to maintain a locked 20.0 TPS (Ticks Per Second) under heavy farm and chunk load. 1. Why Is Phttps://mermiko.com/en/artykuly/linux-ssh-securityhttps://mermiko.com/en/artykuly/linux-ssh-securityEvery Linux server exposed to a public IPv4 address is targeted within minutes by automated botnets scanning port 22 for weak passwords. Leaving root password authentication enabled is one of the most critical infrastructure security risks. 1. Generating Modern Ed25519 Cryptographic Keys The Ed25519https://mermiko.com/en/artykuly/discord-bot-pm2-hostinghttps://mermiko.com/en/artykuly/discord-bot-pm2-hostingWhen building a Discord bot with discord.js (Node.js) or discord.py (Python), keeping it running reliably 24/7 is essential. Starting a bot in a regular SSH session terminates the process as soon as the terminal disconnects or an unhandled exception occurs. 1. What Is PM2 and Why Does It Outperform https://mermiko.com/en/artykuly/gamedev-canvas-60fpshttps://mermiko.com/en/artykuly/gamedev-canvas-60fpsBuilding browser games using HTML5 <canvas> demands strict frame-budget discipline. At 60 Hz, your entire frame budget is just 16.66 milliseconds to process input, step physics, resolve collisions, and render the scene. 1. Implementing a Deterministic Delta-Time Game Loop Never drive game simulationhttps://mermiko.com/en/artykuly/ddos-protection-gaminghttps://mermiko.com/en/artykuly/ddos-protection-gamingOnline game servers and community websites are frequent targets of Distributed Denial of Service (DDoS) attacks. Many multiplayer games use UDP as well as TCP. Their traffic requires protocol-aware filtering; a web application firewall alone does not protect a game server. 1. Anatomy of Infrastructuhttps://mermiko.com/en/artykuly/mcloud-private-cloud-storagehttps://mermiko.com/en/artykuly/mcloud-private-cloud-storageSecure data management is a top priority for every developer. Commercial cloud providers often impose rising subscription costs and bandwidth limits. Deploying a self-hosted private cloud gives you complete sovereignty over your data. 1. The 3-2-1 Backup Architecture Data durability in mCloud followhttps://mermiko.com/en/artykuly/ai-gemini-integrationhttps://mermiko.com/en/artykuly/ai-gemini-integrationLarge Language Models (LLMs), especially the Google Gemini 1.5 Flash / 2.0 Flash family, enable powerful web capabilities: from interactive technical assistants to semantic documentation search. However, improper client-side integration risks API key leakage, quota exhaustion, or Prompt Injection . https://mermiko.com/en/artykuly/fastify-vs-express-apihttps://mermiko.com/en/artykuly/fastify-vs-express-apiFor over a decade, Express.js was the default web framework for Node.js. However, as modern web apps and multiplayer backends demand tens of thousands of requests per second with sub-millisecond latency, engineers increasingly turn to Fastify — an ultra-fast, low-overhead web framework. 1. Performan