Architecture, Safety, and Basic Commands
Separate local and remote responsibilities, understand connection layers, and verify the correct server before changing it.
Separate local and remote responsibilities, understand connection layers, and verify the correct server before changing it.
Install Docker from its official Ubuntu repository and understand daemon, CLI, images, containers, Compose, and privileges.
Maintain a VPS with a standard /srv layout, systemd checks, update routines, and access-first incident handling.
Understand Omarchy, Arch Linux, and Hyprland, then prepare an installation, work on a local project, customize safely, and recover from problems.
A beginner-friendly map of secure access, Docker, Caddy, private monitoring, and an access-controlled RSSHub workload on a personal VPS.
Use sessions, windows, panes, history, and detach/attach to preserve remote terminal work across SSH disconnects.
Distinguish user and host keys, then disable password and root login with a multi-session safety procedure.