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When we talk about "networks" in IT, we almost always think of "the Wi-Fi that went down" or "the VPN that won't connect." But there's a whole classification system behind it that's worth understanding if you work with systems, DevOps, or infrastructure.
2025-12-04 · Benja
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From "there's no documentation" to "everything is monitored," and including legacy servers and outdated scripts, this guide offers step-by-step solutions, recommended tools, and survival tips based on real-world experience. It includes ready-to-use code, downloadable checklists, realistic timelines, and key phrases for effective communication.
2025-12-01 · Benja
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A practical guide to virtualization in Linux that explains how virtual machines and containers work, their differences, key tools such as KVM, Virt-Manager, and Docker, and how to implement them in local and cloud environments according to LPIC-1 standards.
2025-11-27 · Benja
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How to package an application into a .deb package for Debian, Ubuntu, and derivatives. Covers the role of dpkg and apt, the internal structure of a .deb, creating the installation tree, the DEBIAN/control file, building with dpkg-deb, installation/uninstallation testing, and advanced options such as command-line scripts
2025-11-25 · Benja
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A practical guide to understanding what block devices are in Linux, what names like /dev/sda, /dev/mmcblk0p1, or /dev/nvme0n1p2 mean, and how to identify, mount, and use disks and partitions without risking your data.
2025-11-23 · Benja
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Hexagonal Architecture - Developed by Alistair Cockburn, to solve the fundamental problem of technological coupling that affects most enterprise projects.
2025-11-22 · Benja
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If you would like to contribute, reach out to the editorial team to share your experiences, publish tutorials or suggest new topics. Your participation helps the community grow and keeps high-quality technical resources available in English and Spanish.