Building Your First RAG Application
A practical guide to retrieval augmented generation for software developers
Search across 187 posts, 22 explainers, and 76 topics
How to Build an LLM Application From Scratch
A practical guide to building production-ready LLM applications from scratch
How an AI Bot Named Kiro Took Down AWS Cost Explorer
A 13-hour outage caused by an AI coding tool making autonomous changes to production - here's what happened and what developers need to learn
Docker Cheat Sheet: 100+ Commands with Real Examples
The practical guide to docker commands, Dockerfiles, and docker-compose you will actually use
How to Solve the Thundering Herd Problem in Distributed Systems
Why your perfectly working system crashes when one cache key expires
PostgreSQL Cheat Sheet: 100+ Commands with Real Examples
The practical guide to psql commands, queries, and database management you will actually use
How Replicated Log Works in Distributed Systems
The pattern behind Raft, Kafka, and etcd that keeps your cluster nodes consistent
How Consistent Hashing Works
The technique behind DynamoDB, Cassandra, and every distributed cache that scales
Feature Flags and Feature Toggles: Complete Guide for Developers
Learn how to deploy code without releasing features using feature flags and toggles
How Gossip Protocol Works in Distributed Systems
The protocol behind Cassandra, Consul, and DynamoDB cluster communication
How Databases Actually Store Data Internally
Pages, B-trees, buffer pools, and what every developer should know
How to Run Your Own AI Agent with Cloudflare Moltworker
OpenClaw setup, gateway architecture, and serverless deployment for developers
Django PostgreSQL Setup: From Zero to Production
Connect Django to PostgreSQL, run migrations, and get it ready for production
How Netflix Video Processing Pipeline Works
Inside the architecture that encodes 17,000+ titles for 280 million viewers
Kubernetes Cheat Sheet: Essential kubectl Commands for Developers
The practical reference guide to managing containers, pods, and clusters
How OpenAI Scales PostgreSQL to 800 Million Users
Practical database scaling lessons from the team behind ChatGPT
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