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⚡ AI Lessons

Medium · JavaScript
🏗️ Systems Design & Architecture
⚡ AI Lesson
7h ago
Provider Hell, useContext, and Redux Toolkit: How I’d Rebuild a Streaming App’s State Management
A few weeks back, I was sketching out how I’d architect the frontend for something like a streaming platform — think Crunchyroll. Nothing… Continue reading on M

Medium · JavaScript
🏗️ Systems Design & Architecture
⚡ AI Lesson
4d ago
11 Angular Hydration Mistakes That Look Harmless — Until Production Gets Slow
Your Angular application can render HTML on the server. Continue reading on Medium »
Medium · JavaScript
🏗️ Systems Design & Architecture
⚡ AI Lesson
4d ago
Opravujeme API Reduxu
Redux mám rád, je to populární implementace Fluxu. A Flux je dobrá architektura. Continue reading on Medium »

Medium · JavaScript
🏗️ Systems Design & Architecture
⚡ AI Lesson
4d ago
Design Patterns in JavaScript: A Practical Guide for Developers
Design patterns are reusable ways with which you can solve common coding problems. They’re not algorithms you copy and paste, they’re more… Continue reading on
Medium · JavaScript
🏗️ Systems Design & Architecture
⚡ AI Lesson
4d ago
Next.js Hydration Errors: The 5 Villains Breaking Your SSR (And How to Fix Them)
I still remember the first time I saw a giant red hydration error in my browser console. The message was cryptic, the stack trace pointed… Continue reading on M
Medium · JavaScript
🏗️ Systems Design & Architecture
⚡ AI Lesson
2w ago
From Gang of Four to Agentic AI: The Only Design Patterns Guide You’ll Ever Need
Every masala movie has a formula. Every winning cricket team has a game plan. Every great piece of software has a pattern. Let’s watch the… Continue reading on

Medium · JavaScript
🏗️ Systems Design & Architecture
⚡ AI Lesson
4w ago
Trees in JavaScript: Solving DSA Problems Step by Step
A tree in JavaScript is a data structure that has nodes that connect to other nodes through edges, forming a hierarchy that branches out… Continue reading on Co

Medium · JavaScript
🏗️ Systems Design & Architecture
⚡ AI Lesson
1mo ago
WebAssembly Is Not a Speed Feature
Ask most developers what WebAssembly is for and you’ll get some version of “making things fast.” Continue reading on Medium »

Medium · JavaScript
🏗️ Systems Design & Architecture
⚡ AI Lesson
1mo ago
12 Angular Signals Patterns Nobody Taught You in Tutorials
The tutorials show you signal() and computed(). Nobody shows you what breaks at 3 AM in production. Continue reading on Medium »

Medium · JavaScript
🏗️ Systems Design & Architecture
⚡ AI Lesson
1mo ago
Optimize Rendering Performance of Massive Topology Diagrams with HT for Web
As an abstract tool for expressing relationships, topology diagrams use nodes and links as their core elements to intuitively present the… Continue reading on M

Medium · JavaScript
🏗️ Systems Design & Architecture
⚡ AI Lesson
1mo ago
8 TypeScript Anti-Patterns I Flag in Every Code Review
Every any you write is 30 seconds saved and 30 minutes owed. Continue reading on Medium »

Medium · JavaScript
🏗️ Systems Design & Architecture
⚡ AI Lesson
1mo ago
React Native Old vs New Architecture: What Actually Changed Under the Hood
A senior engineer’s deep dive into the Bridge, JSI, TurboModules, Fabric, and Codegen — with diagrams, code, and interview prep. Continue reading on Medium »

Medium · JavaScript
🏗️ Systems Design & Architecture
⚡ AI Lesson
1mo ago
Next.js Beyond the Hype: Designing Apps for Real-World Constraints
Next.js is often sold with a simple promise: better performance, better DX, better SEO. That’s easy to repeat in a blog post and even… Continue reading on Mediu

Medium · JavaScript
🏗️ Systems Design & Architecture
⚡ AI Lesson
1mo ago
Frontend System Design: Email Client (Gmail & Outlook)
Where the real work in an email client actually lives — the rich-text editor, offline outbox, optimistic multi-device sync, and rendering… Continue reading on M

Medium · JavaScript
🏗️ Systems Design & Architecture
⚡ AI Lesson
1mo ago
Recreating JavaScript’s setTimeout in Rust: A Deep Dive into Threading & Concurrency
Understanding how to build non-blocking delayed callbacks, handle closure lifetimes ('static), and implement clearTimeout from scratch… Continue reading on Medi

Medium · JavaScript
🏗️ Systems Design & Architecture
⚡ AI Lesson
1mo ago
Buffers and Ring Buffers Explained: From the Basics to TypeScript and Rust.
If you’ve worked with networking, WebSockets, streaming data, trading systems, audio, logging, or operating systems, you’ve probably… Continue reading on Medium

Medium · JavaScript
🏗️ Systems Design & Architecture
⚡ AI Lesson
1mo ago
7 Angular Concepts Every Developer Thinks They Know (But Doesn’t)
You have shipped Angular apps for years, and you still cannot explain why two identical-looking services in your app are actually two… Continue reading on Mediu

Medium · JavaScript
🏗️ Systems Design & Architecture
⚡ AI Lesson
1mo ago
Clean Architecture & Modular Foundations in Modern Node.js (2026 Edition)
When starting a Node.js project, it is easy to move fast. Express, Fastify, and NestJS make spinning up a REST or GraphQL API trivial… Continue reading on Mediu
Medium · JavaScript
🏗️ Systems Design & Architecture
⚡ AI Lesson
1mo ago
Java Design Patterns Explained: Part 1 — Understanding Design Patterns with Real-World Social Media…
Every developer eventually reaches a point where writing code isn’t the biggest challenge — designing clean, maintainable, and scalable… Continue reading on Med

Medium · JavaScript
🏗️ Systems Design & Architecture
⚡ AI Lesson
1mo ago
11 Angular Decorators Every Developer Thinks They Understand (But Doesn’t)
You have typed @Input more times than you can count, and there is still a real chance you do not know exactly what it enforces, and what… Continue reading on Me
Medium · JavaScript
🏗️ Systems Design & Architecture
⚡ AI Lesson
1mo ago
From Chaos to Clarity: A Solutions Architect’s Playbook for Ambiguous Requirements ️
What 15 years of enterprise architecture taught me about turning “we’re not sure what we want” into systems that scale — explained the… Continue reading on Medi
Medium · JavaScript
🏗️ Systems Design & Architecture
⚡ AI Lesson
1mo ago
Managing Svelte Stores in Large Applications: A Complete, Beginner-Friendly Guide
If you’ve built a small Svelte app, you’ve probably used a store or two without thinking twice about it. A writable() here, a $store there… Continue reading on

Medium · JavaScript
🏗️ Systems Design & Architecture
⚡ AI Lesson
1mo ago
How Senior Engineers Untangle Deeply Nested if Statements
The goal is not flatter code. It is making every decision and business rule easier to understand, test, and change. Continue reading on Skill Stuff »

Medium · JavaScript
🏗️ Systems Design & Architecture
⚡ AI Lesson
1mo ago
The Constructor Is Not a Lifecycle Hook
Reading a parent-bound @Input() inside the constructor? Continue reading on Medium »
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