The other side of rwx.
Read a full ls listing to understand numeric permissions, directory access, deletion, special bits, and practical troubleshooting.
Systems and desktops.
Permissions, sessions, themes, and declarative desktop configuration.
41 articlesFollow a reading path
After login, who takes over the desktop?
Follow a login from authentication and session entries through environment setup, autostart, and logout to see how each layer hands off control.
From assets to candidate window: the complete dynamic theme pipeline.
Connect Fcitx5 nine-slice assets, layout, and blur masks to Matugen colors and Nix runtime directories.
If configuration is reproducible, why do apps still forget?
From GNOME defaults and Home Manager activation to Flatpak's management scope, distinguish declarations, preferences, and data.
NixOS: the foundations of a declarative system
Understand how NixOS works through configuration, build outputs, and generations.
Installing NixOS: installation media, partitions, and initial configuration
Understand prerequisites and steps for both graphical and manual installation.
NixOS configuration basics: options and modules
Organize a system configuration around boot, networking, users, packages, and services.
Managing a system with Flakes and Home Manager
Separate the responsibilities of dependency entry points, system modules, user configuration, and project development environments.
The NixOS command line: old and new interfaces and everyday maintenance
Distinguish commands for system activation, user profiles, temporary environments, and garbage collection.
NixOS generation management and garbage collection
Understand the generation lifecycle through inspection, activation, history removal, and storage reclamation.
Specialisation: multiple configuration variants in one generation
Declare variants under a base configuration and distinguish runtime activation from changes that require a reboot.
Which layers does an input candidate window pass through?
Separate the communication and rendering responsibilities of toolkits, windowing protocols, compositors, the shell, and Fcitx5.
Hyprland special workspaces: a drawer for your windows
Separate toggling, launching, and window matching to configure multiple named special workspaces in full.
Plasma 5: historical notes on desktop customization
Preserve the original configuration and tool references while clarifying older-version issues, session differences, and plugin compatibility.
Plasma 6: moving from X11 habits to Wayland
Preserve the original configuration and tool references while clarifying older-version issues, session differences, and plugin compatibility.
Arch Linux philosophy and installation planning
Understand pre-installation choices through rolling releases, boot modes, and storage planning.
Kernel management, systemd-boot, and UKIs
Combine the kernel, initramfs, and command line into a UKI, and understand the limits of signing and TPM measurement.
Pacman hooks, the AUR, and build security
Distinguish the roles of official repositories, AUR build scripts, and isolated environments in package-management automation.
Btrfs subvolume layouts and Snapper snapshots
Define separate state boundaries for the system, user data, and logs, then configure a recoverable snapshot workflow.
Hardening with LUKS2, Secure Boot, and TPM2
Combine disk encryption, boot verification, and runtime access control while retaining a recovery route for each layer.
Performance choices and an everyday maintenance checklist
Use measurements to choose kernels, compressed swap, and power management, and establish checks after rolling updates.
Common Pacman commands and how to remember their flags
Use the S, Q, R, and U operation groups to distinguish repository queries, local queries, removal, and local package installation.
Diagnosing slow Pacman downloads and choosing mirrors
Locate download bottlenecks step by step through networking, mirror status, and parallel downloads.
informant: Arch news and Pacman hooks
Flag unread Arch news before installation or upgrade transactions, with separate entry points for reading and configuration.
Arch Linux with Btrfs: manual installation and archinstall
Work through UEFI, Btrfs subvolumes, the base system, GRUB, and the archinstall installation process.
Configuring GNOME, input methods, and snapshots
Progress from desktop components and graphics and audio drivers to applications, input methods, shortcuts, and snapshots.
GNOME laptop management and desktop customization
Configure hybrid graphics, power, and hibernation, then adjust GNOME, Zsh, and terminal appearance.
KVM, GPU passthrough, and gaming on Arch Linux
Set up virtual machines and device passthrough, and distinguish the runtime boundaries of Steam, Wine, and Waydroid.
Swap, kernels, and troubleshooting on an Arch desktop
Retain full operational details for compressed swap, kernel switching, system cleanup, and common desktop problems.
Declarative GNOME desktop management
Organize desktop, login, theme, and input-method configuration responsibilities into module groups.
GNOME module options reference
Trace module source code to clarify desktop entry points, service switches, application groups, and exclusion mechanisms.
Managing GSettings defaults and dconf state
Distinguish schema defaults, vendor overrides, and the user database to choose the right declarative interface.
From settings diffs to declarations and extensions
Export differences, verify schema keys and types, then declare packages and the enabled-extension list.
Building GNOME variants with Specialisation
Derive independent system toplevels from the parent module graph, with clear inheritance, override, and recovery paths.
kmscon and uwsm in Wayland sessions
Investigate the lifecycles of DRM handoff, systemd user sessions, and XDG autostart separately.
Garbage collection, store optimization, and rollback generations
Distinguish deleting generation references, reclaiming store objects, and switching to older system configurations.
Colmena: building, transferring, and activating multiple nodes
Organize node configurations with a hive and clarify the boundary between local builds and remote application.
NixOS on Raspberry Pi: images, hardware, and services
Move from SD images and first boot to board interfaces, common services, and maintenance on low-memory devices.
NixOS configuration organization, maintenance, and troubleshooting
Retain a complete working checklist for version control, module organization, update backups, secure development, and failure recovery.
Nix commands explained: builds, environments, profiles, and systems
Retain new and legacy CLI commands, store operations, system installation, and Home Manager commands while clarifying easily confused flags.
nh: a unified workflow for Nix systems, users, and cleanup
Cover nh commands, module options, specialisations, search, environment variables, and upstream contribution guidance.
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