https://vlytvynchyk.github.io/Volodymyr LyPersonal blog where I share my experiences and insights from my journey as a software engineer. 2026-03-22T09:35:22+01:00 Volodymyr Ly https://vlytvynchyk.github.io/ Jekyll © 2026 Volodymyr Ly /assets/img/favicons/favicon.ico /assets/img/favicons/favicon-96x96.png I Tested RAG and Long Context on Real Docs — Here's What the Numbers Say2026-03-22T00:00:00+01:00 2026-03-22T09:32:44+01:00 https://vlytvynchyk.github.io/posts/rag-vs-long-context/ Volodymyr Ly I tested RAG and Long Context approaches against real open-source documentation using local LLMs on consumer hardware. Here's what I found. UltimatePerfSwitch — a System Tray App That Fights Windows for Your Performance2026-03-21T00:00:00+01:00 2026-03-21T00:00:00+01:00 https://vlytvynchyk.github.io/posts/ultimate-perf-switch/ Volodymyr Ly I built a system tray app that toggles the hidden Ultimate Performance power plan on Windows 11 — and automatically re-creates it when Windows silently removes it. Agent Protocols Graph — an Interactive Map of AI Agent Technologies2026-03-21T00:00:00+01:00 2026-03-21T00:00:00+01:00 https://vlytvynchyk.github.io/posts/agent-protocols-graph/ Volodymyr Ly I built a single-file interactive knowledge graph covering MCP, A2A, Skills, and other protocols behind modern AI agents — with courses, quizzes, spaced repetition, and a daily crawler that keeps it up to date. Building DiskScout — a Fast Disk Usage Analyzer2026-03-09T00:00:00+01:00 2026-03-09T00:00:00+01:00 https://vlytvynchyk.github.io/posts/building-disk-scout/ Volodymyr Ly Why I built a simple CLI tool to scan disk usage, detect space wasters, and suggest cleanups.