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📰 Dev.to · Robins163

4 articles · Updated every 3 hours · View all reads

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I Built a RAG App That Chats With Any PDF — Here's How
Dev.to · Robins163 3mo ago
I Built a RAG App That Chats With Any PDF — Here's How
Build a RAG app from scratch with Node.js. Upload PDFs, images, docs and ask questions.
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The Node.js Event Loop — Finally Explained Right
Dev.to · Robins163 3mo ago
The Node.js Event Loop — Finally Explained Right
The event loop has 6 phases, not one queue. Microtasks jump the line.
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System Design: Real-Time Stock Trading Platform — From My Experience Building Mstock
Dev.to · Robins163 3mo ago
System Design: Real-Time Stock Trading Platform — From My Experience Building Mstock
Full system design of a stock trading platform handling 100K+ concurrent users.
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How Redis Caching Actually Works — A Visual Guide for Backend Developers
Dev.to · Robins163 3mo ago
How Redis Caching Actually Works — A Visual Guide for Backend Developers
TL;DR: Redis caching sits between your application and database, storing frequently accessed data in...
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