mitchellroe.dev

Hi. 👋 My name’s Mitchell. I’m a Systems Engineer and a Linux geek. This is my collection of things that I want to recall and share easily.

Input Devices

• Setting udev rules for IBM TrackPoint sensitivity
• Configuration for Logitech “Trackman” trackball
• Programming Vortex Race 3 Keyboard
• Keychron K8 Function Keys
• Higher quality Bluetooth microphone input with Pipewire

Output Devices

• Pulse Audio not using default audio sink
• Add an alias for a Bluetooth device

Security

• SELinux Troubleshooting
• Docker cannot use DNS on RHEL 8 host
• Connect to WPA2 Enterprise in Fedora 33
• Fingerprint reader

Startup

• Show grub menu in Fedora
• Add “drop-in” unit files in systemd

Desktop

Wayland

• Screen sharing in Wayland

GNOME

• Extend GNOME Shell Recorder’s maximum recording length
• Set custom locales in GNOME3
• Regenerate locales in Debian
• Git and GNOME Keyring
• My Favorite GNOME Extensions
• Reset GNOME Shell
• Configure displays in GDM

KDE

• Show Alt+Tab popup as fast as possible in KDE
• Using the Meta Key to Open Application Launcher in KDE (including Latte Dock)

Operating Systems

Arch Linux

• Use reflector for mirrorlist updates

Web Browsers

• Firefox
  • Disable Firefox’s Microphone/Webcam Indicator
  • Firefox print margins
  • Firefox urlbar item menu button
  • Allow http in Firefox
• Google Chrome
  • Stop Google Chrome Asking to be the Default Browser
  • My Favorite Google Chrome Extensions

Power Managment

• Enable hibernate in Ubuntu
• Enable hibernate in Fedora
• Automatically hibernate after extended sleep
• Battery charge threshold

Text Editors

• Add keys to Spacemacs’ layers
• Insert special characters in vim

Image Editors

• Center a selection in GIMP

Version Control

• Create an “orphaned” git repository
• Git and GNOME Keyring

Documents

• Rasterize a PDF
• Rotate a PDF
• Enable PDF creation with convert
• Password-protect a PDF
• Convert a PDF to grayscale
• Combine PDFs
• Gmail filters based on message age
• Jira notes

Programming

• Python environment
• Looping in PowerShell

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