Dark Pattern Programming: Why Your Clever Trick Today Could Cost You Millions Tomorrow

Dark Pattern Programming: Why Your Clever Trick Today Could Cost You Millions Tomorrow

You know that moment when you’re building a feature and your PM says, “Just make it a little harder to cancel”? Or when a designer suggests auto-checking that opt-in box? Yeah. That’s the moment your company might be setting itself up for six or seven figures in regulatory fines. Welcome to the world of dark patterns—where what feels like clever product design meets the cold, hard reality of modern consumer protection law....

November 16, 2025 · 12 min · 2523 words · Maxim Zhirnov
Building a Recommendation Engine for Online Courses: A Practical Guide to Collaborative Filtering

Building a Recommendation Engine for Online Courses: A Practical Guide to Collaborative Filtering

Remember that moment when you discovered a YouTube video that was exactly what you needed? That wasn’t magic—it was math. And today, we’re going to build something remarkably similar for online courses. If you’ve ever wondered how platforms like Coursera or Udemy seem to know what you want to learn next, buckle up. We’re diving into the beautiful world of collaborative filtering. Why Recommendation Systems Matter (And Why They’re Not Just Hype) Let’s be real: the internet has too many courses....

November 15, 2025 · 9 min · 1778 words · Maxim Zhirnov
Building Slack Bots on Node.js with Bolt API: From Zero to Production

Building Slack Bots on Node.js with Bolt API: From Zero to Production

If you’ve ever wondered what happens when a developer’s procrastination meets a company’s communication platform, you get a Slack bot. And let me tell you—building one is far more fun than it should be. In this guide, we’re going to dive deep into the art and science of creating powerful Slack bots using Node.js and the Slack Bolt API. Whether you’re automating mundane tasks, querying databases, or just making your team’s life easier (and slightly more entertaining), this comprehensive walkthrough will get you there....

November 14, 2025 · 10 min · 2017 words · Maxim Zhirnov
Surveillance Capitalism in IoT: Your Smart Home is Listening, and Yes, It's as Bad as It Sounds

Surveillance Capitalism in IoT: Your Smart Home is Listening, and Yes, It's as Bad as It Sounds

You know that moment when you’re talking to your partner about needing new shoes, and then suddenly you’re seeing shoe ads everywhere? Funny coincidence, right? Wrong. That’s not a coincidence—that’s infrastructure. Sophisticated, invisible infrastructure designed to harvest every whisper in your home and convert it into behavioral predictions worth billions. Welcome to the age of surveillance capitalism in your living room. The Uncomfortable Truth About Smart Homes Let’s start with the uncomfortable admission: your smart home isn’t really yours....

November 14, 2025 · 13 min · 2728 words · Maxim Zhirnov
Implementing Database Sharding in Go: Scaling Your Database When it Breaks

Implementing Database Sharding in Go: Scaling Your Database When it Breaks

Let me be honest with you: at some point in every developer’s journey, they’ll find themselves staring at their database monitoring dashboard, watching the load spike, and thinking “This seemed like a good idea at the time.” If your database is becoming your bottleneck, congratulations—it means your application is actually working. Unfortunately, it also means we need to talk about sharding. What is Database Sharding, and Why Should You Care? Database sharding is essentially the art of breaking your monolithic database into bite-sized pieces and spreading them across multiple servers....

November 13, 2025 · 15 min · 3101 words · Maxim Zhirnov