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News
ENAMETOOLONG: how one dirty database field crashed our static build
33+ min ago (193+ words) One day the build crashed with ENAMETOOLONG, file name too long. What we fixed. Two things. First, a length guard right in the address generator. Any address segment longer than a sane limit is dropped and the page is not…...
How Coin Toss Statistics Actually Work: A Developer's Field Notes on Two-Outcome Generators
12+ min ago (795+ words) This piece is intentionally different from the practitioner protocol guide on the same topic. Where that one is about running a fair toss between two people, this one is about understanding what the tool is doing under the hood — and…...
Sofya: The New Programming Language That's Easier Than Python
37+ min ago (221+ words) Sofya is designed to be so simple (even simpler than Python) so that anyone can find programming easy and fun. But to prove my point, let us use an example. Let us say that we want to make a program…...
I Didn't Mean to Build a Programming Language
57+ min ago (1141+ words) I'm building a programming language. Written like that, it sounds as if I had always dreamed about compilers, read the Dragon Book cover to cover, and spent years waiting for the day I could finally design my own language. I…...
Idempotency and Retry in a Payment Core: Operations That Can't Be Duplicated and Can't Be Forgotten
1+ hour, 3+ min ago (25+ words) Idempotency and Retry in a Payment Core: Operations That Can't Be Duplicated and Can't Be... Tagged with fintech, performance, php, architecture....
The Session Ended With "270/270, Verified." The Next One Started With Everything Broken
1+ hour, 6+ min ago (102+ words) I read that, felt the small satisfaction you feel when a stack of work clicks into place, and closed my laptop. A trapdoor made of cache A phone book before a yes-or-no answer GitHub's failure looked exactly like a hang,…...
Starting My Journey with Data Science and AI Analytics: What I've Learned So Far
1+ hour, 36+ min ago (451+ words) Hello DEV Community! 👋 I'm starting a new chapter in my career journey and wanted to document my progress here. I recently enrolled in LUXDEV (Data Science and AI Analytics Cohort 9 2026), and I'm excited to share my first updates! 🎯 Why I…...
What Zig felt like, coming from Rust
1+ hour, 38+ min ago (884+ words) To make the comparison fair, I decided to reimplement something I'd already built in Rust, not a toy, but not a sprawling project either, and ideally something the community could actually use. I settled on JSONPath: a query language for…...
Make Free Model Requests Idempotent Before You Add Retries
1+ hour, 38+ min ago (287+ words) Add retries only after the request knows what it already did. Free model endpoints and free servers fail in the worst place: after the work may have run but before you receive the response. Disclosure: This article was prepared as part…...
I Built an Investigation-First Debugger for AI Agents — TraceMotive v0.3
2+ hour, 15+ min ago (360+ words) I just released TraceMotive v0.3.0. TraceMotive is an open-source, local-first debugging tool for AI agent executions. Imagine you have two agent executions. Traditional tracing gives you the raw execution data, which is useful — but you still have to answer the hard…...