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A single open-source command-line tool called 'reinstall' that reinstalls operating systems (Windows 11/10/Server, Debian, Ubuntu, Alpine, Rocky, Fedora, OpenWrt) with one command, without needing bootable USB drives or BIOS tweaks, even across OS boundaries and on remote servers without IPMI.
This article explains Unix file and directory permissions, detailing user classes, permission types, and their usage in POSIX systems.
The article provides a beginner-friendly guide to writing a custom service in Guix, using Caddy as an example, and covers system configuration and Scheme programming basics.
The article advocates for using swap files instead of swap partitions in Linux systems, highlighting benefits like flexibility and ease of management.
The article discusses replacing the startplasma service with shell scripts or dinit as an alternative for Linux systems.
Kudu is a terminal-based user interface for creating and managing virtual machines on Linux, using QEMU and not relying on libvirt.
nss-userhosts is a utility that enables unprivileged users to manage hosts files on Unix-like systems, enhancing privacy and system administration flexibility.
This article advocates for using systemd timers over traditional cron jobs for scheduled tasks on Linux, highlighting their better integration, logging, and clearer syntax.
This GitHub repository provides a guide and tools for building fully customized Ubuntu Live ISOs from scratch, allowing users to pre-install packages and configure the system.
An explanatory article detailing how BusyBox functions as a multi-call binary in Alpine Linux, providing a single executable for various command-line utilities through symlinks and applet configuration.
A new Linux kernel patch proposes a 'killswitch' primitive that allows admins to immediately disable vulnerable kernel functions (e.g., af_alg_sendmsg) by making them return -EPERM, providing a rapid temporary mitigation for security issues without requiring a reboot or kernel rebuild.
A guide on declaratively installing NixOS over the network using tools like nixos-anywhere, with an emphasis on managing configuration files under version control.