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Which is more important, the model or the "harness" around an LLM? What are ways to assemble an efficient agentic developer workflow? This week on the
You've built and consumed APIs. You know what a GET request is, what a JSON response looks like, and how to add an Authorization header. You've used R
The internet has built one of the most powerful economic systems in human history around a single scarce resource: Human attention. Every day, billi
Hi everyone, I’ve been working on a privacy-first web application called ID-CLOSE (v2.0.0). The goal is to provide a fully secure, zero-knowledge com
I Built an MCP Server That Gives AI Agents Real A-Share Quant Power — Here's How Give Claude Code and Cursor access to professional-grade
Every developer has that one bug story. This is mine — a silent memory leak that slowly choked a Node.js API until it crashed under load, and the exac
Every agent I build eventually does the same thing. It repeats a fact I already corrected, stated with full confidence, as if the correction never hap
Everyone has discovered that AI writes code fast. The harder question is when you can trust what it wrote — especially if you weren't watching while i
Every year the "which framework should I learn" debate comes back — and every year the answer changes a little. In 2026, the gap between React, Vue, A
Introduction Imagine it's midnight, and you're stuck on a difficult math problem. Your teacher isn't available, your classmates are offline, and sea
You've probably seen this: Kubernetes probes are green, /health returns 200, CPU isn't on fire - and users are timing out. Process is up. Just not do
Kafka only promises at-least-once delivery to a consumer. If the app commits its database work and then crashes before its offset is committed, the br
Learn FastAPI in a Single Post: Complete Tutorial From Path Operations and Pydantic to Async Databases and Production FastAPI is the modern
Some data is hopelessly non-linear in its own coordinates — concentric rings, XOR — and no straight line will ever split it. The textbook fix is to ma
A browser can render an image straight from a string instead of a URL. A data: URI like data:image/png;base64,iVBORw0KGgo… carries the whole file inli
Watermarking a PDF — adding semi-transparent text over pages — sounds like something only desktop software handles. But with pdf-lib and a bit of canv
A lightbox is the pattern you meet on every gallery, product page and image feed — click a thumbnail, the photo blows up into a fullscreen overlay ove
A word search looks like a database problem — a dictionary, a lattice, a solver — but it is really just a 2-D array of characters and a pinch of vecto
If you’ve read my previous posts, you know I spent months forcing Node.js to act like a production-grade API gateway. First, I tried building an opti
I have a prepare-commit-msg hook in this repo that shells out to Claude Code to draft the commit message from the staged diff. It's been running quiet