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Dec 14, 2025 · 14 min read · Classification of environment variables by dimension At first glance, you might think of environment variables as just a few values needed when the app starts, but as you dig deeper, you realize it's far more complex than that. If you don’t clearly u...
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Aug 5, 2025 · 8 min read · Introduction Pathfinding is a fundamental topic in computer science, with applications in fields like navigation, AI/ML, network routing, and many others. In this article, we compare four core pathfinding algorithms: breadth-first search (BFS), depth...
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Jun 2, 2025 · 8 min read · Introduction This article is a continuation of Expose home server with Rathole tunnel and Traefik article, which explains how to permanently host websites from home by bypassing CGNAT. That setup works well for exposing a single home server (like a R...
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May 1, 2025 · 9 min read · Introduction In the previous article, I wrote about a temporary SSH tunneling technique to bypass CGNAT. This method is not suitable for exposing permanent services, at least not without autossh manager. Proper tools for this are rapiz1/rathole or fa...
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Apr 23, 2025 · 11 min read · Introduction Most consumer-grade internet connections are hidden behind CG-NAT and are not reachable from the internet. This is done to save IP addresses, as IPv4 has a limited range. If you have a static public IPv4 or any IPv6 address, you won’t ne...
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