Articles-First RAG: How to not Classify And Cut Chatbot Latency in Half
Most RAG guides classify the query first, then retrieve. That adds a full LLM call before a single vector is fetched. Here is how I flipped the order in a live deployment, kept classification only on the miss path, and why it held up in production.
Read Article ->Indie ops
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The Real Cost of AI Isn't the Price Tag
Everyone says AI costs too much. They said the same thing about running cable across the ocean floor. The cost was real. The return made it irrelevant
How LinkedIn Silently Killed My Reach, Denied It Three Times, and Only Fixed It When I Mentioned GDPR
My LinkedIn impressions dropped from 10k to under 50 overnight. Support said nothing was wrong. Three weeks and a GDPR data access request later, the issue was suddenly "resolved"
Teach programming
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Code Grader Explained: The Complete Guide for CS Educators
Code graders automate the evaluation of student programming assignments — but not all tools work the same way; this guide breaks down the technology, the evidence, and what educators actually need to know
Best Python Code Graders for CS Teachers in 2026
Python is the most-taught programming language in the world — but grading Python assignments at scale is still a manual nightmare for most instructors. These five tools fix that.
Self hosting
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Front-end and Back-end: The Complete Journey
Your React app talks to localhost:3000. Time to teach it real networking. Deploy a separate Next.js API service and wire it to your frontend using K8s DNS.
Free HTTPS for Kubernetes: Auto-Renewing Let's Encrypt Certificates
From floating IP to green padlock. Stop manually renewing SSL certs and configure Hetzner DNS, cert-manager, and Cilium for zero-touch HTTPS.
From localhost to Production: Deploy Your React App on Self-Hosted Kubernetes
Stop showing off your projects on localhost:5173. Learn to containerize, push to GHCR, and deploy your React app on a real Kubernetes cluster with proper TLS
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