Building a Music Recommender That Doesn't Recommend Nickelback

Building a Music Recommender That Doesn't Recommend Nickelback

Picture this: You’ve just created the perfect playlist of synthwave bangers, only to have your music app suggest “How You Remind Me” for the third time this week. Let’s build something better using collaborative filtering - the same tech that powers Spotify’s Discover Weekly (but hopefully with less Chad Kroeger). By the end of this guide, you’ll be recommending music so personalized, your users will think you’ve bugged their AirPods....

June 17, 2025 · 4 min · 776 words · Maxim Zhirnov
The Myth of 'The Ideal Developer': Why Your Team Needs More Chaos Makers

The Myth of 'The Ideal Developer': Why Your Team Needs More Chaos Makers

Picture this: a mythical creature that writes perfect code on first try, never questions requirements, and thrives on 72-hour coding marathons. Spoiler alert - they’re as real as NPM dependencies without security vulnerabilities. Let’s dissect why chasing this unicorn hurts your projects, and how embracing cognitive diversity creates teams that actually ship value. The Swiss Army Knife Fallacy flowchart LR A[Ideal Developer Myth] --> B[Single-point failure] A --> C[Tunnel vision solutions] A --> D[Context blindness] B --> E[Production outages] C --> F[User frustration] D --> G[Security flaws] The “full-stack ninja rockstar” archetype fails precisely where it promises to excel....

June 17, 2025 · 3 min · 579 words · Maxim Zhirnov
Building a Distributed Session Storage in Go: When Your Sessions Need a Road Trip

Building a Distributed Session Storage in Go: When Your Sessions Need a Road Trip

Picture this: your user logs in, grabs a digital shopping cart, and suddenly gets routed to a different server that knows nothing about their session. It’s like trying to continue a road trip after someone swapped your car mid-journey. Let’s build a distributed session system that keeps the adventure going - no abandoned carts or logged-out users allowed! Why Sessions Go Rogue in Distributed Systems Traditional session storage has all the coordination skills of toddlers playing soccer - everyone chases the same ball....

June 16, 2025 · 4 min · 701 words · Maxim Zhirnov
The Case for Keeping Your Codebase Messy: When It’s Easier to Navigate

The Case for Keeping Your Codebase Messy: When It’s Easier to Navigate

We’ve all heard the sermons about pristine codebases. “Clean code is maintainable code!” they chant. “A place for everything and everything in its place!” they lecture. But what if I told you your codebase might be healthier with a dash of chaos? Let’s explore why sometimes controlled messiness beats architectural asceticism. Code Tetris: When Organization Fails Consider this C++ memory management snippet from a physics simulation project: int sz = 100; int* p = (int*) malloc(sizeof(int) * sz); int count = 0; // ....

June 16, 2025 · 3 min · 582 words · Maxim Zhirnov
Building a Real-Time Conferencing Platform with Go: From Zero to Hero

Building a Real-Time Conferencing Platform with Go: From Zero to Hero

Ah, video conferencing - the digital equivalent of office coffee machines where most meaningful conversations now happen. Let’s build one that doesn’t make people mutter “I think you’re on mute” every 37 seconds. We’ll create a Go-powered platform that handles video streams like a seasoned bartender handles last call. Architecture Blueprint Our digital speakeasy needs three main ingredients: graph TD A[Client Browser] -->|WebSocket| B[Go Server] B -->|Signaling| C[WebRTC Peer Connection] C --> D[Media Server] D -->|ICE Candidates| A Step 1: Setting Up the WebSocket Saloon Let’s start with the communication backbone....

June 15, 2025 · 3 min · 562 words · Maxim Zhirnov