Tag: Backend
All the articles with the tag "Backend".
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How DNS Works: Complete Beginner Explanation
Series: Internet and Web Foundations Series
Learn how DNS works from browser query to authoritative answer, including records, caching, TTL, and practical troubleshooting steps.
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What Is Hashing? Why It Matters in Modern Software Architecture
Series: Database Scalability Series
Learn hashing in software architecture: data distribution, cache keys, security, consistency, and performance trade-offs used in real production systems.
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What is Database Sharding? A Complete Guide with Real-World Examples
Series: Database Scalability Series
Learn what database sharding is, how it scales applications like Instagram, and explore key strategies like horizontal partitioning with real-world examples.