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⚡ AI Lessons

Dev.to · Abdullah al Mubin
🤖 AI Agents & Automation
⚡ AI Lesson
1mo ago
I Thought One AI Agent Was Enough. I Ended Up Building Six
Our first architecture was embarrassingly simple. A user sent a message. The persona...

Dev.to · Abdullah al Mubin
⚡ AI Lesson
1mo ago
Read Replicas vs Sharding Explained Simply: When to Scale Reads vs When to Split Data
At the beginning, everything is simple. One app. One database. App → Database Then users...

Dev.to · Abdullah al Mubin
⚡ AI Lesson
1mo ago
ACID Transactions Explained Simply: How Databases Never Lose Your Money, Orders, or Data
Imagine transferring money from one bank account to another. You click “Send $100”. Behind the...

Dev.to · Abdullah al Mubin
🏗️ Systems Design & Architecture
⚡ AI Lesson
1mo ago
CRDT vs Operational Transformation: How Google Docs and Notion Actually Avoid Edit Chaos
You’re typing in a document. Someone else deletes the sentence you’re writing. Another person edits...

Dev.to · Abdullah al Mubin
⚡ AI Lesson
2mo ago
The Diet Your App Deserves: Tree Shaking vs Dead Code Elimination
We’ve all done this: Install a huge library Use ONE function Ship 300KB of JavaScript In...

Dev.to · Abdullah al Mubin
🏗️ Systems Design & Architecture
⚡ AI Lesson
2mo ago
Stop Making Users Wait: Streaming SSR Explained with a Real-World Example
Have you ever clicked a page and just… stared at a blank screen? For 2–3 seconds… nothing...

Dev.to · Abdullah al Mubin
🏗️ Systems Design & Architecture
⚡ AI Lesson
2mo ago
Beyond SSR vs SSG: Partial Prerendering (PPR) Explained with a Real-World Story
For years, frontend developers have been stuck in an annoying trade-off: SSG (Static Site...

Dev.to · Abdullah al Mubin
⚡ AI Lesson
3mo ago
PostgreSQL Design at Scale: Normalization vs JSONB (A Real-World Guide)
When you start building an app, everyone gives the same advice: “Normalize your database.” And...
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