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188Mar 29 · 4 min read · Repo: https://github.com/q1sh101/hifox The Problem You spend time hardening Firefox. Then the browser updates, a file drifts, or an exception gets added for a real app. How do you know the browser tha
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Feb 26 · 9 min read · This series examines the specific technical capabilities — not available in the Compose specification — that make Podman Quadlet a structurally different tool for production workloads on industrial ed
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Feb 26 · 10 min read · How It Starts, Stops, and Recovers Matters Part 1 covered resource governance — the directives that protect shared hardware from its workloads. Part 2 covered cybersecurity — the defense-in-depth laye
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Feb 18 · 4 min read · Context We were running a Node.js backend using PM2 on a Linux server. Application details: Process manager: PM2 Mode: fork User: root Deployment: Manual setup on VM No containerization No autoscaling The service was running fine in steady st...
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Feb 14 · 11 min read · Linux Linux is an open-source operating system (OS) based on Unix principles. It acts as a bridge between computer hardware and software applications, managing system resources like CPU, memory, storage, and devices. It was originally created in 1991...
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Feb 3 · 3 min read · The goal is to build a practical understanding of how processes, services, and logs behave on a real Linux system. These are core Linux fundamentals that are used daily by system administrators, DevOps engineers, and cloud practitioners when monitori...
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Feb 1 · 3 min read · Linux is built around a small set of powerful components. Understanding these core concepts helps you use Linux confidently and debug real systems faster. 1. Core Components of Linux The diagram below shows how Linux components are layered and intera...
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