News
Stop treating security training as a yearly compliance checkbox
1+ hour, 22+ min ago (605+ words) But there's a way to close this loop using MCP, and it changes the role of an AI agent from a simple code generator to something much more powerful: a Security Program Manager. The real problem isn't that developers don't…...
Why AI Loves Ansible (And You Should Let It Help)
1+ hour, 4+ min ago (947+ words) If you compare how well Claude handles Ansible against how well it handles, say, raw bash or kubectl YAML, Ansible wins by a wide margin. The reason isn't subtle: Ansible's shape " declarative, idempotent, modules-with-arguments " happens to map almost perfectly to…...
Linear Regression From Scratch in Python (Just Num Py, No scikit-learn)
1+ hour, 8+ min ago (379+ words) scikit-learn can fit a linear regression in one line. That's great for shipping " and terrible for actually understanding what just happened. So this is the version I wish someone had shown me first: linear regression built from scratch in about…...
Expected Option, Got Option " Here's Why
1+ hour, 12+ min ago (152+ words) I'm learning Rust and recently ran into something unexpected with Option type. I expected r to be Option, but it came back as Option instead. Here's what I tried: let mut vds = Vec Deque: :from(["a". to_owned(), "b". to_owned()]); let r = vds....
Dennis Ritchie - A person who founded the digital world
1+ hour, 6+ min ago (318+ words) If you have ever used a smartphone, browsed a website, watched a TV, typed on a laptop, done programming, accessed an Internet or even used an ATM - then you have touched something Dennis Ritchie helped to create. In his lab,…...
Building Spatial Memory: Why I Built a "Pinterest for the Physical World" and What I Learned
47+ min ago (1032+ words) Honestly, I've had this idea in the back of my head for years. I finally built it after three months of late nights, and today I want to share what I learned, what went wrong, and what I'd do differently…...
Build a link-preview service with one API call
1+ hour, 16+ min ago (149+ words) Site Intel does that parsing for you and hands back clean JSON. One GET request per URL. The same thing in Node, using the built-in fetch (Node 18+, no dependencies): The response gives you the fields a preview card needs, already…...
Exponential backoff with jitter stopped our CI retry storms
1+ hour, 19+ min ago (741+ words) TL; DR: Exponential backoff with jitter spreads client retries over time so a recovering service doesn't get flattened by a synchronised wave. We added full jitter to our CI agents and a retry budget, and our internal 503 rate during recovery…...
Composability Is The Real Superpower
56+ min ago (519+ words) Over the last few articles, we've explored a surprising number of concepts: At first glance, these seem like completely different topics. Some are architecture patterns. Some are Java Script APIs. But there is a common thread connecting all of them....
Engineering Judgment Is Becoming The Scarcest Resource
52+ min ago (531+ words) If implementation is becoming cheaper, what becomes expensive? The ability to make decisions under uncertainty. This has always been one of the defining characteristics of experienced engineers. The difference is that AI has made it much more visible. Suppose two…...