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Procedure for Modifying a SquashFS-Based Live Linux System

A Live Linux system such as SystemRescue generally has the following structure: ISO9660 ├── EFI/, boot/, syslinux/, grub/ ← Bootloader ├── vmlinuz ← K…

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Your Secure Boot Keys Expired in June — Here's How to Check

If you're running Linux on hardware with Secure Boot enabled, there's a good chance Microsoft already renewed the shim loader signing keys in your fir…

[Перевод] Как я добавлял gapless playback

Некоторые альбомы должны звучать как один длинный трек. Рассказываю, как это устроено в Kalinka Player. Читать далее

100 Days of DevOps and Cloud (AWS), Day 18: MariaDB's Secure Install, and Why 'Read-Only' Needs More Than ec2:Describe

The most secure version of a fresh install is the one with its convenient defaults stripped back out. New database software ships open enough to get y…

Linux Isn't Hard—You're Learning It the Wrong Way

Stop memorizing commands. Start understanding concepts. Many people believe Linux is difficult because they begin by trying to memorize dozens of term…

x86 роутер из старого ПК на Athlon II

Приветствую всех читателей Хабра. В этой статье я расскажу как сделать маршрутизатор из компьютера на Linux. На самом деле, сделать такой роутер несло…

Another day, another VPS breach

I woke up to two emails that immediately caught my attention. One was from my website monitoring service (I use UptimeRobot, no affiliation) reporting…

Running Python Bot on Docker and VPS with StayPresent

Deploying Python Bots on Docker and a VPS with StayPresent Not every bot lives on a managed PaaS. Plenty of developers run their python bot docker dep…

Building a Cross-Platform Disk Usage Analyzer in C

I wanted a low-level C project that touches memory management, recursive filesystem traversal, and platform-specific APIs — so I built a terminal disk…

The Surprising Truth About Linux File Systems

I was working on a project recently and noticed that my disk space was filling up quickly. I started investigating and realized that I had a lot of un…

My WSL2 VM Kept Losing Network Every Five Minutes

Every five minutes or so, my entire Windows machine would drop off the network for a few seconds — not just WSL, the whole host. Browser tabs would st…

General Resolution: LLM usage in Debian

I'm a Dev Who Barely Knows the Kernel. Here's How I'm Learning How to Track a Packet with pwru

Hello, I'm Maneshwar. I'm building git-lrc, a Micro AI code reviewer that runs on every commit. It is free and source-available on Github. Star git-lr…

Emacs Writing Machine

Sending packets directly from BPF

AI Types the Commands Now. So Why Should You Still Learn Linux?

The command you didn't write If you develop with an AI coding agent like Claude Code, you've probably seen something like this more times than you can…

My analysis and experience of catching a bug in a filesystem

Introdution Hi, this is my analysis of a bug I found on the simplefs project. Here's the project link . This was my first time finding a bug and tryin…

Point-in-Time Recovery Without the Enterprise Price Tag

description: A deep dive into HuskHoard's open-source PITR engine — how the catalog tracks version history and byte offsets across physical media, and…

Deploying Large Language Models (LLMs) with Ollama

Ollama is an open-source platform for running large language models locally (Llama 3, DeepSeek R1, Mistral, Phi-4, Gemma 2, and more) with no internet…

Deploying Akaunting – An Open-Source FreshBooks Alternative

Akaunting is an open-source, web-based accounting platform with invoicing, financial reporting, expense management, and payment tracking, a self-hoste…

Deploying Mautic – An Open-Source Marketing Automation Platform

Mautic is an open-source marketing automation platform for email campaigns, contact tracking, lead nurturing, and analytics, a self-hosted alternative…

Deploying HAProxy on Ubuntu 22.04

HAProxy is an open-source proxy that load-balances TCP and HTTP traffic across backend servers, routing each request based on health checks and your c…

Hello DEV! I'm Asep

I'm Asep, a Linux and DevOps enthusiast from India. I enjoy working with Linux servers, Docker, networking, Cloudflare, Oracle Cloud, and self-hosted …

The Linux Cutover and the Briefing Echo

What we shipped on 2026-07-24 The "Simplifying Your Observability Stack" draft opened with roughly 4,000 characters of the reviser's echoed revision b…

Getting started (EP-1 of The $0 Cloud)

The idea of having my own server never really interested me until I had a conversation with one of my developer friends. We were discussing how studen…

Linux-переход

В жизни каждого IT специалиста однажды это случается. Linux-переход. Не надо этого стесняться так как это совершенно естественно. Причины перехода у к…

Claude Cowork on Windows and Linux: How to Run It in 2026

You bought a Max subscription on the strength of a Claude Cowork demo: a desktop agent quietly working through a folder of spreadsheets, drafting a de…

«С блэкджеком и CI/CD»: APT-репозиторий на базе GitHub и Cloudflare Workers

В Linux с давних пор киллерфичей была возможность централизованного управления (поиск, установка, удаление, обновление, разрешение зависимостей) софто…

Software RAID vs Hardware RAID for NVMe: The PCIe Bottleneck

For two decades, SysAdmins operated under a strict golden rule: "Always use a dedicated Hardware RAID controller to protect your disks." This was an i…