APT Pinning in Debian: Choosing Package Versions Without a Full Upgrade
Learn how APT pinning controls Debian package priorities across stable, testing, and unstable, with a worked example and verification steps.
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Debian's non-free-firmware Component: What Changed in Bookworm and Why Your Upgrade Might Be Missing Firmware Updates
Debian 12 moved device firmware into a new non-free-firmware archive component. Systems upgraded from Debian 11 often miss this component, leaving firmware packages stale. Here's how to detect the gap, add the component, and install the right firmware for your hardware.
Choosing a Network Configuration Tool on Debian 12: systemd‑networkd vs. NetworkManager vs. ifupdown
Debian 12 ships with three supported network managers. This guide helps you pick the right one for your use case, compares them in a compact table, explains trade‑offs, and walks through a concrete systemd‑networkd setup with validation checks.
Automating Security Updates on Debian Stable with unattended-upgrades
Unlock the power of Debian stable’s unattended-upgrades: automatically pull security patches, fine‑tune origins, test with dry‑runs, and manage reboots—all without manual intervention.
Running 32-bit binaries on Debian amd64 without a chroot: multi-arch in practice
Debian multi-arch lets you run 32-bit binaries on an amd64 system without a chroot by co-installing architecture-qualified packages into triplet library paths.
Enabling and Configuring systemd‑resolved on Debian 12 for Local DNS Caching and DNSSEC
Enable Debian 12’s systemd‑resolved, set up local DNS caching, enable DNSSEC, and point /etc/resolv.conf to the stub listener. Follow the step‑by‑step guide to verify the service, configure NetworkManager, and recover if needed.
Choosing a Kali Linux Installation Scope: Default, Large, Everything, or Headless
Match your Kali Linux install to your hardware and use case with the default, large, everything, or headless metapackage.
kalilinuxYunoHost Backups to External Storage: A Pragmatic Engineering Decision
YunoHost's built-in backup covers system config, users, mail, and apps, but a local archive is not a recovery plan. Learn how to schedule offsite copies via the CLI and validate the restore path before trusting it.
yunohostDebian security updates without surprises: a minimal unattended-upgrades policy
Automate Debian security patches with unattended-upgrades restricted to the -security archive, preview changes with a dry-run, and keep reboots manual to avoid surprise downtime.