AI Tutorials & Practice

Last Tuesday I hit a bug. A React component was rendering stale data. Two years ago, I'd have known...

Being a robotics and vision AI grad student at NAIST, I spend my days with a real robot arm, cameras,...

'Make it faster' gets you guesses. Record a CPU profile with node --cpu-prof, condense it to a top-20 table, and give your agent numbers to beat.

Every line number in the task notes was wrong. Not one or two. All of them. The code had moved since...

There's a particular kind of bug that's more annoying than a failing test. The code runs. The tests...

Neon releases features to the API before anywhere else, which makes it perfect for agentic coding: your agent can build what the dashboard doesn't have yet. To prove it, I had Claude Code build a real hard spending cap (the one Neon only o…

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 3: Slow and Steady ...

Open Source Radar · 2026-10-20 · By Renchao Wu Each day I pick five projects that are rising on...

The Hard Part of Agent Memory Isn’t Retrieval Most agent-memory systems are built around a...

Ma contribution au #HackAVP, le hackathon de l'OPT-NC, de Station N et de la commission Data &...

This article was originally published on the Actian blog. In this tutorial, you'll build a search...

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 3: Slow and Steady ...

A while ago I replayed the Claude Code session that built the tool I'm writing about. 906 events. 245...

Lockfiles, applied migrations, CI workflows, vendor/, CODEOWNERS, changelogs, generated code and .env: the deny rule for each, plus a backstop.

According to Netwrix's 2026 research, 33% of healthcare companies that experienced a security...

Somewhere in the last couple of years, a strange feeling crept in, and I don't think I'm the only one...

Hello, I'm Rijul, and I'm building LiveReview — a blast-radius aware AI code review built for your...

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 3: Slow and Steady ...

Add an MCP server to a Go service with the official go-sdk: one new adapter, no production changes to the domain, and a test that proves it.

If you have used an AI coding agent like Claude Code, Codex, or Cursor for more than a week, you have...

The awkward part of a design job is deciding whether it's done. A file exists, the headline fits, and...

On my site every model gets one more call when a hand finishes. The result is known. The model writes...

Every retrieval-augmented chatbot demo looks the same: paste in a folder of PDFs, ask a question, get...

Why we built a pure-Dart, 0ms synchronous Generative UI state machine on top of Google's official A2UI protocol—supporting two-way reactive forms, Riverpod/BLoC interop, Flutter Material 3, and ANSI terminal TUIs.

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 3: Slow and Steady ...

What I Built Forkpath is an alternate-history explorer. You type one sentence ("What if...

I've started offering one-page websites to small local businesses in Turkey: vet clinics, dietitians,...

My wife lost her yellow book. So I built her an app. TL;DR: Cuenta is a small app for my wife's...

This article provides a step by step architectural and deployment guide for StreamForge, a real-time...

Open embed() in Node with Transformers.js: tokens, hidden states, masked mean pooling, L2. Then see how CLS pooling and raw vectors can change your rankings.

Our agent rewrote the closing of one of our published dev.to articles with String.prototype.replace,...

A dental clinic asked me to look at their AI receptionist because it kept quoting a price that was...

Coding agents copy the tests already in your repo. An hour fixing your three worst test files and their setup can beat another paragraph of CLAUDE.md.

Author: Guangyi Zhao 1. Problem and background This article series runs under a standing...

A photo goes in. A video comes out. In between, roughly ten minutes of nothing — and that gap is...

OpenAI is positioning GPT-5.3-Codex for more capable coding, debugging, and end-to-end software work,...

Two agents, one ticket, two branches. git range-diff pairs their commits and diffs the patches, so you see where the answers differ before you merge.

A hands-on breakdown of deer-flow's memory architecture, pgvector schema design, and hybrid retrieval trade-offs when building multi-hour autonomous agents.

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 3: Slow and Steady ...

Engineering Knowledge Triples: How to Programmatically Anchor Your Brand in LLM Vector...