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Jun 1 · 2 min read · How Instagram Efficiently Manages Media Storage for Reels and Drafts TL;DR: This blog post dives into how Instagram manages media storage for Reels and photos, discussing local storage, cloud solution
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May 29 · 3 min read · How WhatsApp Works Without Internet: Offline Messaging and Sync Explained TL;DR: Discover the underlying mechanisms that enable WhatsApp and similar messaging apps to function without internet by util
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May 23 · 15 min read · Expo Router vs React Navigation in 2026: A Practical Guide for React Native Developers TL;DR: React Navigation is a mature, flexible navigation library you configure imperatively. Expo Router is a fil
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May 20 · 10 min read · How Instagram, WhatsApp, Uber & Netflix Would Be Built Today Using Expo Router TL;DR: Simple folder structures collapse under real-world scale. This post walks through how production-grade mobile apps
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May 12 · 9 min read · How React's Virtual DOM Works Under the Hood: Render, Diff, and Commit Explained TL;DR: React never touches the real DOM directly on every change. Instead, it builds a lightweight JavaScript representation of the UI (Virtual DOM), compares it against...
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