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systemd Explained: Units, Targets, and Services
Understanding systemd’s unit files, managing services with systemctl, reading logs with journalctl, and how targets replaced old-school runlevels.
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The init vs systemd Debate, Explained Fairly
The init vs systemd debate explained fairly: SysV’s simplicity, systemd’s genuine technical wins, and the legitimate scope-creep criticism.
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Cron Jobs 101: Scheduling Tasks on Linux
Reading and writing crontab syntax, avoiding the classic missing-PATH mistake, and knowing when systemd timers are the better choice.
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Understanding DNS on Linux: BIND, dnsmasq, and systemd-resolved
How systemd-resolved, dnsmasq, and BIND each fit into the Linux DNS stack, and which one actually matches your use case.