How to Install Apache Kafka on Ubuntu 26.04 LTS (KRaft Mode, No ZooKeeper)
Table of Contents What is Apache Kafka and When Should You Use It KRaft Mode: Why ZooKeeper is No Longer Needed Prerequisites Step 1: Install Java 21 …
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How to Manage Dotfiles with GNU Stow (and Rebuild Your Whole Ubuntu Server in One Command)
Every time I got a fresh Ubuntu VPS, I lost half a day to the same ritual: install zsh, copy over my .zshrc , remember which tools I had on the old ma…
Ansible Installation and Configuration on Ubuntu — Automate Your Server Management
Introduction What is Ansible? Ansible is an automation language that can describe any IT environment, whether homelab or large-scale infrastructure. I…
Reverse Proxy Setup + SSL Self-Sign (Root CA + Wildcard)
Pada postingan ini saya akan membahas bagaimana membangun Reverse Proxy Nginx dengan SSL Internal (Self-Signed PKI) tanpa menggunakan domain publik ma…
Missing network configuration on fresh Ubuntu Server offline installation
Installing Ubuntu Server 24.04 LTS in an offline mode (no LAN cable or WiFi connected) leaves you with an unmanaged network interface which requires m…
5 Linux Commands Every Cybersecurity Student Must Know
I'm Ayesha Abbas, a CS student, specializing in cybersecurity and cloud security. I use Linux every single day for my projects and studies. Here are 5…
When rotating an image isn't actually rotating an image
Early in my career working in a Digitisation environment at some point I would have to become familiar with the process of handling images. Being atta…
⚡️Self-Hosting Experience with Jetson Orin Nano and Ollama 🦙
I don't know where to begin. This is a long story, but it all started when I saw that DEV was having a ‘finish-it--up-a-thon’. I was instantly interes…
Qtractor Usage Bible - Volume 1
QTRACTOR BIBLE Volume 1 — Foundations PART I — QTRACTOR CONCEPTS & WORKFLOW MODEL Chapter 1 — What Qtractor Is Quick Start Qtractor is a non-destr…
Qtractor Usage Bible - Summary
Qtractor is a lightweight Linux DAW (Digital Audio Workstation) for audio and MIDI recording. Organization This bible series is organized in a workflo…
Создаем автономный анализатор логов на локальных ИИ моделях
У моего клиента есть пара железных серверов, которые используются для хранения и раздачи статических файлов. Все бы ничего, но любое оборудование треб…
How I Completed My Home Server Hardware Selection and Migration in One Day Using Claude
Introduction Until recently, my home server was running on AMD BC-250 + Bazzite . The BC-250 is a former mining board sold on AliExpress. I chose it s…
Part 0: Helloworld Gstreamer
In this series, we will have a beginner-friendly introduction to the world of GStreamer. GStreamer is a powerful open-source multimedia framework used…
Qtractor Complete Guide
Complete First-Time Setup Guide for Qtractor on Ubuntu 26.04 install and prepare the system verify audio works configure PipeWire/JACK configure Qtrac…
3D-лидар против кривого кузова: как мы автоматизировали осмотр фур
На складе производителя стройматериалов под погрузку приходят десятки фур в день: габариты фиксированные, машины разные. Часть фур приезжает с кривым …
Личный CI/CD за один вечер: настраиваем GitLab Runner на собственном VPS
Если у вас пет-проект или небольшой стартап на GitLab.com, рано или поздно вы упрётесь в потолок бесплатного тарифа: 400 минут пайплайнов в месяц и об…
ComfyUI on Linux Production Setup in 2026: systemd, Caddy, and Remote Access That Actually Works
This article was originally published on runaihome.com Installing ComfyUI on a Linux box and running python main.py from your home directory works fin…
Linux: A few more tips
I bought a new computer, and I didn't even use it with a Windows OS since I got it. I am really focusing on improving my Linux skills. Therefore I wou…
Recording screen on Linux: the state of things in 2026
Recording screen on Linux: the state of things in 2026 If you have ever tried to record your screen on Linux, you already know the landscape is fragme…
Ubuntu Core 26: snap-компоненты, Livepatch на ARM и новый подход к сборке
Недавно Canonical представила Ubuntu Core 26 — новую версию своей компактной платформы на базе Ubuntu 26.04 LTS. Разработчики сохранили ст…
Absolute vs Relative Paths
Paths are used to locate files and directories in Linux. 1. Absolute Path An absolute path starts from the root directory: / It shows the complete loc…
Configuring AWS CLI on Ubuntu for Local Machine ☁️🐧
When people start learning AWS, they usually focus only on installing the AWS CLI. But installing it is just the first step. To actually interact with…
Running FreeIPA on Ubuntu Using Podman
There was this consideration to replace OpenLDAP with FreeIPA in the university authentication infrastructure. The main motivation for this was to imp…
How to Secure an Ubuntu Linux Server for Production
How to Secure an Ubuntu Linux Server for Production Securing a production Linux server is one of the most important responsibilities of a system admin…
TIL: Snaps Are Secretly Eating Your Disk Space (Here’s How to Fix It) 🐧
If you use Linux as your daily driver, you’ve probably noticed your root partition quietly shrinking over time. You run ncdu or df -h , poke around yo…
[Перевод] 44 CVE в uutils: что Rust ловит, а что нет на границе с системой
В апреле 2026 года Canonical раскрыла 44 CVE в uutils . Это переписанная на Rust версия GNU coreutils, которая в Ubuntu идёт по умолчанию с 25.10. Рас…
Set Up WireGuard VPN on Ubuntu 24.04: Secure Private Access
WireGuard is a modern VPN protocol for creating encrypted tunnels between servers, laptops, and other devices. It is fast, lightweight, and built dire…
ИИ добрался до Ubuntu
Это неизбежно должно было случиться: искусственный интеллект докатился и до Linux. Один из самых популярных дистрибутивов, Ubuntu, готовится к внедрен…