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The N+1 Problem: What It Is, Why It Hurts, and How to Fix It
Backend

The N+1 Problem: What It Is, Why It Hurts, and How to Fix It

Every developer hits the N+1 query problem eventually. Here's a clear breakdown of what causes it, why it silently destroys performance, and the proven patterns to fix it.

calendar_todayJun 2026schedule5 min read
DatabaseSQLORM
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Vectorless RAG: Building AI Search Without a Vector Database
AI

Vectorless RAG: Building AI Search Without a Vector Database

RAG does not always require embeddings or a vector database. Learn how vectorless RAG retrieves useful context with keyword search, SQL, metadata, document structure, and LLM-guided reasoning.

calendar_todayJun 2026schedule16 min read
AIRAGLLM
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What Happens When You Type google.com Into Your Browser?
Networking

What Happens When You Type google.com Into Your Browser?

A browser can load Google in a fraction of a second, but a surprising amount of work happens behind the scenes. Let's follow the complete journey from a typed URL to pixels on your screen.

calendar_todayJun 2026schedule13 min read
NetworkingDNSHTTP
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