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⚡ AI Lessons
Dev.to · jacobjerryarackal
💻 AI-Assisted Coding
⚡ AI Lesson
3w ago
Harness Engineering: The Missing Framework for AI-Native Development
What Is Harness Engineering? In simple terms: A Harness is a structured engineering system...
Dev.to · jacobjerryarackal
📐 ML Fundamentals
⚡ AI Lesson
3mo ago
PCA (Principal Component Analysis): Finding the Hidden Structure in High‑Dimensional Data
1. The Problem It Solves Imagine you have a dataset with 100 features, for example, pixel...
Dev.to · jacobjerryarackal
📐 ML Fundamentals
⚡ AI Lesson
3mo ago
XGBoost: When Gradient Boosting Meets Regularization
1. The Problem It Solves Imagine you’re a loan officer at a bank. You have thousands of...
Dev.to · jacobjerryarackal
🧠 Large Language Models
⚡ AI Lesson
3mo ago
Why “Just Prompting” Fails on Private Data: A RAG Post‑Mortem
The Problem You have a 400‑page internal handbook includes compliance rules, HR policies,...
Dev.to · jacobjerryarackal
🧠 Large Language Models
4mo ago
I Built a RAG Pipeline. Then I Realized Retrieval Is the Real Model
Everyone talks about the LLM. GPT‑4, Claude, Gemini – that’s the celebrity. But after building my...
Dev.to · jacobjerryarackal
🧠 Large Language Models
⚡ AI Lesson
4mo ago
“Prompt Engineering Is Enough” Is Wrong – Here’s What I Had to Add
I used to believe the hype. I thought if I just wrote better prompts clearer instructions, few‑shot...
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