arpansarkar.hashnode.devHow Modern Apps Handle Image & Video Uploads ?The Problem Begins Imagine you’re building an app like Instagram.A user taps “Upload”, selects a photo, and expects it to be there forever.Sounds simple, right?But behind the scenes, this tiny action 1d ago·3 min read
arpansarkar.hashnode.devProduction-Ready RAG Systems: A Complete Guide to Advanced Patterns and Implementation StrategiesProduction-Ready RAG Systems: A Complete Guide to Advanced Patterns and Implementation Strategies Overview: The Evolution of RAG Architecture Building production-ready Retrieval-Augmented Generation (RAG) systems requires far more than connecting a v...Aug 22, 2025·6 min read
arpansarkar.hashnode.devWhen RAG Systems Fail: Common Issues & Proven Solutions🚨 When RAG Systems Fail: Common Issues & Proven Solutions I've created a medium-length article that strikes the perfect balance between comprehensive coverage and readability. This version provides: 📋 What's Included: 🔍 Detailed Coverage of 5 Majo...Aug 20, 2025·2 min read
arpansarkar.hashnode.dev🚀 The Ultimate Guide to Retrieval Augmented Generation (RAG): Making AI Smarter with Real DataRAG: Ever wondered how ChatGPT could know about your company's latest policies, or how an AI assistant could access your personal documents to answer questions? That's where Retrieval Augmented Generation (RAG) comes in – the game-changing technology...Aug 20, 2025·6 min read
arpansarkar.hashnode.devUnderstanding Agentic AIUnderstanding Agentic AI: What Are Agents, How Do They Work, and Why Do Tools Matter? Artificial Intelligence has rapidly evolved from basic chatbots and data crunchers into proactive digital “agents” that can autonomously perform tasks, reason throu...Aug 18, 2025·5 min read
