How an Apple Engineer Pranked Billion-Dollar Lawyers (and Won)
🌍 FreeCodeCamp

How an Apple Engineer Pranked Billion-Dollar Lawyers (and Won)

What happens when an engineer gets fed up with corporate lawyers breathing down their neck? Sometimes, you get an inside joke that quietly ships to millions of machines and survives for over three dec
Multi-Agent Coding & Deployment with TRAE IDE
🌍 FreeCodeCamp

Multi-Agent Coding & Deployment with TRAE IDE

Modern software engineering is evolving into an ecosystem where AI actively participates in planning, coding, and deployment. To help bridge the gap between initial concepts and fully shipped products
How Programmatic Advertising Works
🌍 FreeCodeCamp

How Programmatic Advertising Works

Most tutorials on programmatic advertising stop at the web banner. That's a shame, because the idea gets far more interesting once you follow it off the screen and into the physical world. If you've n
How to Trace and Monitor AI Agents with LangSmith
🌍 FreeCodeCamp

How to Trace and Monitor AI Agents with LangSmith

In this tutorial, I'll show you how to trace and monitor a local AI agent with LangSmith. We'll build a small local AI agent and then enable LangSmith tracing for it so that we can inspect model calls
What Is HyDE? How to Improve RAG with Hypothetical Documents
🌍 FreeCodeCamp

What Is HyDE? How to Improve RAG with Hypothetical Documents

Retrieval-Augmented Generation, commonly known as RAG, has become one of the most widely used approaches for building applications with large language models. Instead of asking an LLM to answer entire
How to Serve a Multi-User AI Agent with FastAPI and Streamlit
🌍 FreeCodeCamp

How to Serve a Multi-User AI Agent with FastAPI and Streamlit

In this tutorial, I’ll show you how to serve a multi-user local AI agent as a REST API using FastAPI, then add a lightweight Streamlit UI on top. Instead of interacting with the agent through a termin
HRV Data Is Everywhere. Here's What It Actually Means
🌍 FreeCodeCamp

HRV Data Is Everywhere. Here's What It Actually Means

Health data is having a moment. Of all the metrics receiving the most developer interest at present, there’s nothing like heart rate variability (HRV). It’s a feature found on every major SDK for wear
How to Manage Secrets Securely with Azure Key Vault in Node.js
🌍 FreeCodeCamp

How to Manage Secrets Securely with Azure Key Vault in Node.js

Last year a client called me about exactly this. Someone ran git log -p on a hunch and found a .env committed two years earlier, never caught. Database password, Stripe secret, JWT signing key — all s
Reddit

Building a Privacy First File Transfer website

Hello guys, today I want to share my project with you. Been improving it for about 8 months now and it's actively used currently. The reason I built this comes from a simple question, how can I verify that my file doesn't get touched by the server when I send it? With ZetaShare I can answer that question. Here's how. ZetaShare uses WebRTC to share files, basically a P2P protocol that lets browsers connect directly without a server in the middle. Okay that part is common so whats different ...
Reddit

Feedback on small open-source Product Ops sandbox

I have been working on a small open-source Product Ops sandbox and would love feedback from people building AI-enabled product workflows. It models a practical loop from customer and product signals to insights, opportunities, prioritisation, OKRs, release communication, and measurement. Structured work is done with simple, inspectable Python, qualitative notes can be synthesised with an AI assistant using explicit prompts and reviewable outputs. Everything is fictional, so it is safe to explo...
Reddit

I built a bot that finds recurring product problems instead of spending hours researching ideas manually — would this actually save you time?

For solo founders and no-code builders, the most limited resource often isn’t money. It’s time. Manual product research usually means searching across multiple platforms, reading similar complaints repeatedly, removing outdated discussions, saving links, and trying to compare everything afterward. Even after spending hours on it, you may still have no idea whether the problem is genuinely recurring or whether you simply found a few isolated complaints. That is why I’m building a system cal...
Reddit

Looking for 50 testers for my new budget forecasting app

Hi, i wont give you the journey spill but I've just built this app! I'd like to get it tested for any issues and in return, I'll give you a free 1 year subscription. It's for personal or business use and purposely free from any data security issues with no bank feed but csv file imports instead, 10 year forecasting cashflow and net worth tracker with savings, debt, mortgage, investment, budget analysis and tracking with 'what if' mode, split expenses with friends, daily forecast, tax and annual ...