Linux Desktop

Use asusctl and asusd for ASUS-specific laptop controls such as keyboard RGB and battery charge limits.

Fix xdg-settings failing with 'qtpaths: command not found' and set Firefox as the system default browser on Arch Linux with KDE Plasma.

Manual brightness and blue light control for an Arch Linux i3 multi-monitor setup.

Configure hibernate on Arch Linux with systemd-boot, UKI, encrypted root, zram, and an ext4 swapfile resume setup.

Install, expose, test, compare, and remove an Arch Linux LTS kernel path with systemd-boot and UKI entries.

Set up a WiFi printer on Arch Linux using CUPS with manual IP configuration and the Epson ESC/P-R driver.

UEFI based Windows 11 virtual machine on an Arch Linux host using QEMU/KVM, libvirt, and virt-manager.

yay is an AUR helper for installing packages not available in the official Arch repositories. Required for packages like Google Chrome.

Run Bizdocs e-signature service in a Debian container on an Arch host, with ACS smart card reader access through pcscd and browser signing through localhost.

Install Firefox, Chromium, and Google Chrome on Linux, understand when to use each one, and keep a practical set of Firefox shortcuts for keyboard-first usage.

Switch i3 from the Super key to the Alt key on Arch by changing the i3 mod setting, fixing the X modifier map, loading Xmodmap from i3, and verifying the setup after reboot.

Configure the core i3 desktop on Arch with Alacritty, Starship, Fastfetch, Picom, image wallpaper, screen layout shortcuts, clean i3status bar, and base shortcuts.

Create a reusable i3 development launcher that starts tmuxp sessions, prepares the screen and power mode, opens the main tmux workspace in Alacritty, and places browser and editor windows on separate workspaces.

Configure systemd-logind lid behavior for laptop, plugged-in, docked, and external-display i3 workflows.

Configure ly as a terminal-style display manager on Arch and make it start the i3 session by default.

Check and fix common PipeWire sound issues in a minimal i3 session on Arch.

Create reusable xrandr screen layout profiles with explicit refresh rates for laptop-only, external-only, and mirror modes in an i3 setup.

Configure a simple selected-region screenshot shortcut in i3 using maim, slop, and xclip.

Configure natural scrolling, tap-to-click, and slower touchpad scrolling on Arch with i3, X11, and libinput.

Use LibreOffice on Arch Linux for writing documents, editing office files, opening PDFs visually, and exporting documents to PDF.

Incremental snapshot backups of projects to a local backup drive using restic, with exclude rules for Linux development environments.

Validate a restic backup by restoring onto a clean external drive. Step by step disk preparation, restore execution, file verification, and safe unplug.

Keyboard driven terminal tool for managing multiple contexts in parallel. Daily routine for sessions, windows, and panes.

UEFI based Windows 11 virtual machine on an Ubuntu host using QEMU/KVM, libvirt, and virt-manager.

Disable X11 screen blanking and DPMS display sleep to test idle display wake freezes.

Resolve 'container name already in use' errors caused by leftover containers when docker compose up fails to recreate services.

GPU utilization, memory, and process monitoring with nvidia-smi for one-shot or refreshed views, and nvtop for an interactive interface.

Operate systemd services, Nginx configs, process IDs, journal logs, Docker logs, and cron jobs on Linux servers and Arch workstations.

Review Linux system freezes and runtime failures, inspect previous boot logs, check driver and package state, and safely update an Arch Linux workstation.

Find and kill the process using a port with PIDs.

Define persistent command shortcuts directly in ~/.bashrc and source them into your shell session.

Common Bash and readline shortcuts for deleting, undoing, and moving through command-line text.