How to Verify a SHA-256 Checksum on Windows, macOS, and Linux
How to Verify a SHA-256 Checksum on Windows, macOS, and Linux You download an ISO, installer, archive, or release binary. The publisher provides a lon…
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Building a Linux Kernel Module in Pure x86
Most Linux kernel modules are written in C. The reasons are obvious: The kernel APIs are designed around C. Documentation assumes C. The build system …
Deploying Gradio on Ubuntu 22.04
Gradio is a Python library for wrapping any ML model in a web interface, ready to deploy and scale as an app. This guide builds a GFPGAN-powered face-…
Deploying Laravel with Nginx on Ubuntu 24.04
Laravel is a popular PHP framework with routing, authentication, and database management built in. This guide deploys a Laravel app behind Nginx on Ub…
Raspberry Pi 5 Price History: How Far Have Prices Come?
Raspberry Pi 5 Price History: How Far Have Prices Come? The Raspberry Pi 5 has been on the market for a while now, and if you’ve been watching the pri…
Raspberry Pi 5 vs Radxa Rock 5B: Speed vs Value in 2026
Raspberry Pi 5 vs Radxa Rock 5B: Speed vs Value in 2026 When you’re building a home server, an edge AI rig, or a desktop replacement on the cheap, the…
Orange Pi 5 Max vs Rock 5B+: The 32GB SBC Battle in 2026
Orange Pi 5 Max vs Rock 5B+: The 32GB SBC Battle in 2026 If you’ve been shopping for a high-performance single-board computer in 2026, you’ve likely r…
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…
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…
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…
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…
Zero-Trust Encrypted Backups with Restic on Ubuntu 24.04
Data preservation layouts are no longer just an exercise in handling routine disk failures; they are a direct line of defense in an active cyber-warfa…
One login to rule them all: centralized auth for internal tools with Caddy
I am lazy. Not in the "I don't want to work" sense 1 , but in the "I refuse to solve the same problem twice" sense. So when I found myself looking at …
Hardening Rocky Linux with DTAP test protocol
DTAP protocol is a lightweight testing protocol allowing to validate Linux infrastructure at ease. Here is a code example of how one can check that th…
Hugging Face Out of Space Fix: The Storage Trap
By default, whenever you request a machine learning model, the underlying architecture saves gigabytes of tensor data into a hidden directory located …
Monolithic Bottleneck: Why The Future of Linux Stability Lives in Userspace
It's no question that Linux is an absolute feat of engineering. It runs hardware all around the globe. Linux is 30 years old and since its creation ha…
EDR Tool Limits Linux Distro Choice on Developer Laptops: Exploring Solutions for Flexibility and Productivity
Introduction The tension between security compliance and developer autonomy is nothing new, but it’s hitting a boiling point in organizations where Li…
Panduan Teknikal: Compile llama.cpp di Debian 12/13 dan Cross Compile ARM64
1. Pengenalan llama.cpp ialah runtime inference LLM berasaskan C/C++ yang popular kerana ringan, pantas, dan sesuai untuk menjalankan model GGUF secar…
Verify a Self-Hosted Installer Before Running It as Root
Downloading an installer and immediately executing it as root collapses three operational decisions into one command: Which artifact? -> Did these …
A Differential Test Harness for Native vs. Generic XDP: Methodology and Baseline
Native XDP and generic SKB-mode XDP are not the same thing in practice. The same BPF program can pass the verifier and still behave differently depend…
Kraken’s Mobile Relaunch Puts Agentic Trading Bots in Your Pocket
Agentic behavior is moving from developer terminals into consumer apps. Kraken relaunched its mobile app with integrated agentic trading bots — automa…
GPT-5.6 Sol Ultra Just Used 64 Subagents to Crack a 50-Year-Old Math Problem
OpenAI's GPT-5.6 Sol Ultra orchestrated 64 subagents to prove a math conjecture that stood unresolved for 50 years. The subagents didn't just split th…
Your Background Subagents Can Leak Secrets — Build the Isolation Model
Developers flagged a freshly filed, reproducible issue that should make anyone running background agents pause: Claude Code's background Opus subagent…
Building a Linux Security Audit Toolkit with Bash: From Firewall Checks to SSH Hardening
Building a Linux Security Audit Toolkit with Bash: A Practical Approach to System Hardening Linux is widely considered a secure operating system. Howe…
Прозрачный TOR-шлюз, который вы заслужили
Вы когда-нибудь задумывались, почему в 2026 году, чтобы зайти на заблокированный сайт, нужно: Купить VPS Настроить VPN Включить VPN на каждом устройст…
Understanding cPanel SMTP Restrictions: Security, External SMTP, and the Trade-Offs
A cPanel setting called: Restrict outgoing SMTP to root, exim, and mailman (FKA SMTP Tweak) looks simple. You either enable it or disable it. In pract…
Run Docker Compose as a Linux Service with systemd
Docker Compose on a Linux server should start on boot, stop cleanly on shutdown, and survive reboots without manual intervention. Docker Compose is no…
Self-Hosting Like a Pro, Part 1: Hardening a Fresh Ubuntu VPS
This is the first article in a four-part series where I document how I turned a 10€/month VPS into a production-grade platform hosting my portfolio, a…
What Six Arguing AI Agents Taught Me About Building One That Actually Works
I broke my own project on purpose, twice, before it worked. Here's the story. Round one: the debate club My first idea for this hackathon sounded grea…
From one blocking accept() to epoll: a C TCP server up the I/O ladder, measured
I connected one client to a blocking TCP server and held the socket open without sending a single byte. Then I connected a second client and sent it a…