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Category:AllCareer(1129)DevOps(8033)Machine Learning(12182)Programming Languages(11396)Security(2081)Systems(4674)Tools(7740)Web Development(25371)
Show HN: Aurion OS – A 32-bit GUI operating system written from scratch in C
How-ToSystemsvia Hacker News

Show HN: Aurion OS – A 32-bit GUI operating system written from scratch in C

Hi HN! I'm 13 and I built Aurion OS as a solo learning project over 14 days (~12 hours/day). It's a 32-bit x86 operating system written entirely in C...

Luka12-dev2w ago
Performance Unlocked: Introducing the Ampere Performance Toolkit (APT)
NewsSystemsvia SitePoint

Performance Unlocked: Introducing the Ampere Performance Toolkit (APT)

Discover the Ampere Performance Toolkit (APT) — an open-source suite of four specialized tools designed to help developers port, benchmark, and optimi...

Pete Baker2w ago
Repository Pattern With Entity Framework Core | Clean Architecture
NewsSystemsvia Medium Programming

Repository Pattern With Entity Framework Core | Clean Architecture

Abstracting Persistence for Testability and Flexibility Continue reading on Medium »

Michael Maurice2w ago
BigQuery is Not a Database: Architecting the 4-Dimensional Data Universe
How-ToSystemsvia Dev.to

BigQuery is Not a Database: Architecting the 4-Dimensional Data Universe

I. Introduction: The Post-Relational Data Paradigm Most enterprise architects make a fundamental category error when adopting Google Cloud: they treat...

ramamurthy valavandan2w ago
EF Core Performance: How to Optimize Database Updates in High-Scale Applications (Part 1 —…
How-ToSystemsvia Medium Programming

EF Core Performance: How to Optimize Database Updates in High-Scale Applications (Part 1 —…

Modern backend systems process thousands or even millions of database updates every day. Continue reading on Medium »

Mori2w ago
🔥 MongoFire — Offline‑First Sync for MongoDB (Local + Atlas)
NewsSystemsvia Dev.to

🔥 MongoFire — Offline‑First Sync for MongoDB (Local + Atlas)

Offline-first MongoDB sync — Local + Atlas feel like ONE database. Automatic conflict resolution, Mongoose plugin, interactive CLI, zero boilerplate....

Abid Khan2w ago
Building an Entire Operating System Service Layer in Rust
How-ToSystemsvia Medium Programming

Building an Entire Operating System Service Layer in Rust

How Rust’s Memory Safety, Ownership Model, and Type System Are Changing the Way OS Services Are Built Continue reading on Medium »

TheOpinionatedDev2w ago
Contextual commits – An open standard for capturing the why in Git history
NewsSystemsvia Hacker News

Contextual commits – An open standard for capturing the why in Git history

Article URL: https://vidimitrov.substack.com/p/contextual-commits-an-open-standard Comments URL: https://news.ycombinator.com/item?id=47354263 Points:...

vidimitrov2w ago
Beyond the Body: Building a High-Performance Creator Studio in 2026
How-ToSystemsvia Dev.to

Beyond the Body: Building a High-Performance Creator Studio in 2026

In the current creator economy, production value is your primary competitive advantage. However, many beginners fall into the "Camera-First Trap"—inve...

Admin YourStation2w ago
Bubble Sorted Amen Break
NewsSystemsvia Hacker News

Bubble Sorted Amen Break

Article URL: https://parametricavocado.itch.io/amen-sorting Comments URL: https://news.ycombinator.com/item?id=47354098 Points: 8 # Comments: 1

eieio2w ago
Linux Page Faults, MMAP, and userfaultfd for fast sandbox boot times
NewsSystemsvia Hacker News

Linux Page Faults, MMAP, and userfaultfd for fast sandbox boot times

Article URL: https://www.shayon.dev/post/2026/65/linux-page-faults-mmap-and-userfaultfd/ Comments URL: https://news.ycombinator.com/item?id=47354060 P...

shayonj2w ago
Getting Started with RustChain
How-ToSystemsvia Dev.to Tutorial

Getting Started with RustChain

RustChain is an emerging decentralized compute and blockchain infrastructure project designed to support open-source innovation and distributed system...

xiaoyou2w ago
‍Mastering Advanced SQL Deduplication and Event Sequence Analysis — A Practical Guide with Real…
How-ToSystemsvia Medium Programming

‍Mastering Advanced SQL Deduplication and Event Sequence Analysis — A Practical Guide with Real…

In this article, we’ll explore how advanced SQL techniques can be used to detect duplicate records and analyze sequential user behavior… Continue read...

Rishabh Verma2w ago
Intro to Linux for AI Projects
ArticleSystemsvia Eli the Computer Guy

Intro to Linux for AI Projects

Workbook and Code -- https://github.com/SiliconDojo/In-Person-Classes/tree/main/Intro%20to%20Linux%20for%20AI%20Projects Support Content at - https://...

Eli the Computer Guy2w ago
Reversing memory loss via gut-brain communication
NewsSystemsvia Hacker News

Reversing memory loss via gut-brain communication

Article URL: https://med.stanford.edu/news/all-news/2026/03/gut-brain-cognitive-decline.html Comments URL: https://news.ycombinator.com/item?id=473535...

mustaphah2w ago
Your Uptime Monitor Says Green. Your Users Disagree.
NewsSystemsvia Dev.to

Your Uptime Monitor Says Green. Your Users Disagree.

Your uptime monitor pings your homepage every 60 seconds and gets a 200 back. Green. Healthy. No alerts. Meanwhile, your checkout is broken because a...

Ramon2w ago
10 AWS Cost Optimization Mistakes I See in Real Accounts
NewsSystemsvia Dev.to

10 AWS Cost Optimization Mistakes I See in Real Accounts

AWS is powerful. Flexible. Scalable. It is also very good at quietly draining money if you’re not paying attention. After reviewing dozens of real AWS...

DevOps Descent2w ago
Your pgvector Queries Are Doing Sequential Scans — Here’s Why
NewsSystemsvia Medium Programming

Your pgvector Queries Are Doing Sequential Scans — Here’s Why

If I had to name the single most predictable performance mistake in the PostgreSQL vector search ecosystem, it would be this: teams add a… Continue re...

Philip McClarence2w ago
I Built a Knowledge Evaluator That Uses Notion to Judge What's Worth Remembering
How-ToSystemsvia Dev.to

I Built a Knowledge Evaluator That Uses Notion to Judge What's Worth Remembering

Foundation kept everything. After 300 conversations, search returned noise. That was the problem I was actually trying to solve. I've been building Fo...

Daniel Nwaneri2w ago
Scaling pgvector: Memory, Quantization, and Index Build Strategies
How-ToSystemsvia Medium Programming

Scaling pgvector: Memory, Quantization, and Index Build Strategies

Every pgvector tutorial shows you a demo with 10,000 vectors. It takes milliseconds, the HNSW index fits in memory, and everything just… Continue read...

Philip McClarence2w ago
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