28 February 2025

34 links · Friday

3,200% CPU Utilization

A while back my machine was so messed up that I could barely ssh onto it. 3,200% CPU utilization - all 32 cores on the host were fully utilized! Compare that to my last bug where it only used 1 core, 100% Fortunately, it was using Java 17 runtime which...

Build and Run Your Own Kernel!

Dave shows you how to git clone the Linux kernel, build it, and run it live! Free Sample of my Book on the Spectrum: https://amzn.to/3zBinWM Secrets of the Autistic Millionaire: https://amzn.to/3WNDDkJ Watch ShopTalk Now on Dave's Attic: https://youtu.be/K4S…

The Smartest Way To Manage Callbacks in An Event-Driven System

Hi, I'm James. And in this video you'll learn all about the types of tests you should be writing when building an event-driven system. Specifically, schema and contract tests. As a producer in an event-driven system, one of your main responsibilities is to no…

It looks like Microsoft is about to kill Skype

Skype's days are numbered, as the Skype apps are now warning users that the service will be going away on May 5, and that existing users should migrate to Teams.

The Craziest Feature .NET Released in YEARS

Get our REST APIs course for free on Dometrain: https://dometrain.com/course/from-zero-to-hero-rest-apis-in-asp-net-core/ Subscribe to my weekly newsletter: https://nickchapsas.com Become a Patreon and get special perks: https://www.patreon.com/nickchapsas H…

Using DeepSeek R1 for RAG: Do's and Don'ts

DeepSeek R1 has shown great reasoning capability when it is firstly released. In this blog post, we detail our learnings in using DeepSeek R1 to build a Retrieval-Augmented Generation (RAG) system, tailored for legal documents. We choose legal documents becaus…

What I Use to Make Diagrams

There’s tools like Miro and Lucidchart which are very good for making diagrams and have cool multiplayer(gen z talk) features but with 2 major drawbacks: separate from code not free The payed part can be ignored even though it’s a pain to switch tools every ne…

Jeremy A Boyd | The False Summit

A friend of mine is always calling me out for never finishing anything, and never writing anything, and never responding to him after 5 PM or on weekends. I'm a bad friend, and I have accepted that, but he's always asking me about whatever my latest hyperfixat…

Devcontainers: I love you, I hate you

When I joined GitHub in 2021, they were on the cusp of launching GitHub Codespaces. Codespaces is one part cloud IDE, one part VM; the key selling point is that you can go to any Codespaces-enabled repo in your browser, click “New Codespace,” and you’ll be lau…

Vibe Coding With Aider: Tips And Tricks

I started using aider last month as a way to get back in shape after a long leave from work. Eventually aider sped me up a lot, but I had to learn some new ways of approaching development. It was different from using cursor in that you don’t really see the cod…

Can I Build My Own JARVIS? Let’s Find Out.

For years, I’ve been fascinated by AI assistants. They are useful, sure, but they always seem to be missing something. We all want a JARVIS from Iron Man or the computer from Star Trek that just gets us and responds naturally. Of course, I fully realize how ab…

Hello Instant Infra

Introducing Instant Infra: A fun-focused content channel exploring cloud infrastructure through hands-on experiments, IaC challenges, and other deployments across multiple cloud providers.