How I Used Harness Engineering to Make Our Company AI-Native
Tech With RJ |
Most companies say they want to "adopt AI". In practice this usually means a chatbot bolted onto a website. Meanwhile, engineers using AI coding tools hit the opposite wall. The AI writes code fast, b... read more
How to Build a RAG Chatbot for Your Docs with Node.js, Google Gemini, and pgvector
Zia Ullah |
I was helping a team that had a 200-page API documentation PDF. Every new engineer spent their first two weeks Ctrl+F-ing through it, asking the same questions in Slack, getting redirected to the same... read more
Product Experimentation with Regression-Based Causal Inference: Estimating LLM Feature Impact with Python and statsmodels
Rudrendu Paul |
A randomized A/B test is the cleanest form of product experiment available. The coin flip that splits users between the new prompt template and the control removes every possible confounder by constru... read more
AI Paper Review: Deep Unsupervised Learning using Nonequilibrium Thermodynamics
Mohammed Fahd Abrah |
Today, diffusion models power some of the most impressive AI systems ever built. They generate photorealistic images, create videos, synthesize speech, design proteins, and increasingly influence fiel... read more
How to Build Your First Multi-Agent AI System in Python and LangGraph
Darsh Shah |
In this tutorial, I'll show you how to build a multi-agent AI system in Python with no orchestration framework. We'll also implement this in LangGraph with nodes, edges, and shared state. The point of... read more
How to Containerize a Node.js Application with Docker and Deploy with GitHub Actions
Zia Ullah |
If you've been building Node.js projects, you've probably had an experience like this. The project runs fine on your machine, but when you push it to a server, something breaks. Maybe it's a different... read more
A Deep Dive into Gabeldorsche: The Bluetooth Stack Android Rebuilt on Purpose
Nikheel Vishwas Savant |
The Android Bluetooth stack spent about a decade being the reason your headphones disconnected during the good part of a song. Gabeldorsche is Google's attempt to fix that at the architectural level,... read more
How to Analyze Insider Transactions with Python: A CEO Buying Case Study
Nikhil Adithyan |
When a CEO buys shares after their company’s stock has fallen hard, it's tempting to read the purchase as a vote of confidence. The person running the business knows more than the average investor, so... read more
The React Native Live Activities Handbook: How to Build iOS Live Activities and Android 16 Live Updates
Farouq Seriki |
A Live Activity is the card that sits on your lock screen while a delivery rider approaches, updating itself without you opening the app. Apple shipped the API in iOS 16.1. Google shipped its own vers... read more
CNNs, RNNs, and Transformers Explained: A Mental Model for Key Deep Learning Concepts
Roland Sankara |
Okay, pop quiz: What is a neural network? What is deep learning? Does anything come to mind? I know that feeling – yes, that thing you’re feeling now. It’s either confidence that you know what I’m ask... read more