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Build a multi-assistant workflow with Pinecone Assistant in n8n
I built an n8n workflow that shows a simple way to use multiple, specialized knowledge bases because sometimes you need knowledge isolation between clients, locations, or even products in your RAG workflows. Imagine you manage three vacation rental properties…
Chapter 2 — RML-1 (Closed World): Build a Room Where Failure Is Safe
The Worlds of Distributed Systems — Chapter 2 “As long as nothing has left the room, you can retry forever.” RML-1 (Closed World) is the least flashy of the three worlds, but it’s the one that quietly determines whether everything else becomes painful. In thi…
Why "Clean Data" Isn't the Same as "Usable Data"
Your data team just spent weeks on a cleaning project, removing duplicate entries, normalising schemas, and handling null values. The pipeline is also running smoothly. The database is pristine. But the moment the leadership asks: "Which marketing channel dri…
Building Reliable Software: The Trap of Convenience
When I started to learn programming a PC (as opposed to programing an Amiga), it was still the 20th century. In the days of yore, when electricity was a novel concept and computer screens had to be illuminated by candlelight in the evenings, we'd use language…
Managing development, staging and production environments in firebase
Hello world! This is the second post of Building Firebase Apps with Architect series that i have started to help other fellow engineers and founders. Building products has gotten much easier due to the vibe coding platforms and its a very commonly accepted no…
Why Your OS Should Calculate Discriminants
How Graph Theory Prevents Institutional Ghosting and Why MMUKO-OS Was ## Built on Physics, Not Metaphor. By Nnamdi Okpala| OBINexus Computing 16 February 2026 The Problem: Your Computer Doesn't Know When Systems Are About to Fail Every operating system tracks…
I Built a Cron Job Monitor Because Silence Kills Production
I Built a Cron Job Monitor Because Silence Kills Production Three months ago, my client's daily database backup hadn't run in 11 days. The cron job was still scheduled. No errors in the logs. The monitoring dashboard was green. Everything looked fine. Until s…
anilogin: a reactive authentication ui with anime character gaze tracking
authentication forms are usually boring. text fields, a submit button, maybe some validation messages. but what if your login page could feel alive? what if an anime character reacted to what you typed? that's exactly what anilogin does. what is anilogin? ani…
Designing agentic workflows: the core loop
The previous posts laid out the failure modes and the initial structure: Designing agentic workflows: where agents fail and where we fail https://dev.to/danielbutlerirl/designing-agentic-workflows-where-agents-fail-and-where-we-fail-4a95 Designing agentic wor…
How to find a branch parent in Git
Originally posted on my blog. You know that moment when you're staring at a branch named feature/whatever and thinking: "Cool… but what was this branched off from?" Maybe you're cleaning up old branches, reviewing a PR, or trying to figure out why feature/foo…
Pruning in Deep Learning: Structured vs Unstructured
Deep learning models are becoming larger and more powerful every year. From mobile vision systems to large language models, the number of parameters has exploded. But do we really need all those parameters? This is where model pruning comes in. Pruning is a m…
An Interactive Guide to Firebase Cloud Messaging⌨️🧑💻
Unlock the power of real-time push notifications and discover how FCM keeps your users engaged without draining your resources. Hey there! If you've ever built a mobile or web app that needs to ping users with updates like a new message in a chat app or a bre…