GeoNotes

More XFCE and Thunar Customizations

Round two: workspaces, panel readouts, a colour picker, and two more right-click actions

Posted on June 22, 2026

The first post built a Thunar toolbox out of small scripts. This one widens the net: desktop workspaces, live panel status, a screen colour picker, and a couple more context-menu entries. [Read More]
Tags:
- linux
- xfce
- thunar
- customization
- desktop
"Send to .zip" Right-Click in Thunar (and More XFCE Custom Actions)

A small XFCE customization, start to finish

Posted on June 22, 2026

I wanted what every other file manager seems to ship with: select a few files, right-click, Send to .zip, done. Thunar — XFCE’s file manager — doesn’t have it out of the box, but it has something better: a clean, scriptable extension point called Custom Actions. Here’s how I wired... [Read More]
Tags:
- linux
- xfce
- thunar
- customization
- desktop
- cli
Linear referencing events in PostGIS

A beginner's guide to snapping points to lines and describing linear conditions

Posted on December 6, 2025

Table of Contents [Read More]
Tags:
- database
- postgresql
- GIS
- geodata
- spatial
- data management
- PostGIS
- tutorial
- beginner
Configuring tmux

Notes and config snippets, collected from around the internet

Posted on November 25, 2025

Tmux configuration involves customizing the behavior and appearance of the terminal multiplexer through a configuration file. By default, tmux looks for a user-specific configuration file at $XDG_CONFIG_HOME/tmux/tmux.conf or ~/.config/tmux/tmux.conf (as of tmux 3.2), and historically also ~/.tmux.conf. A global configuration file can be found at /etc/tmux.conf. Key aspects of tmux... [Read More]
Tags:
- linux
- tmux
- cli
- terminal
- configuration
- tools
Materials for a QGIS Course

Baby steps to walking with a cane
By John Zastrow
Posted on October 1, 2025

References [Read More]
Tags:
- qgis
- gis
- viewer
- tutorial
- lesson
- open-source
Installing fd replacement for find on Windows and Using it

It's more than a find replacement
By John C. Zastrow
Posted on August 25, 2025

On my list of utility tools to install on a new system is fd, fd a simple, fast and user-friendly alternative to find. It’s written in Rust and is available on multiple platforms including Windows, Linux, and macOS. [Read More]
Tags:
- linux
- windows
- cli
- tools
- management
Installing starship cli tool on Ubuntu

Who doesn't like a little pizazz?
By John C. Zastrow
Posted on August 24, 2025

I’ve been enjoying using starship rs to enhance my terminal experience on Ubuntu. It’s a minimal, blazing-fast, and infinitely customizable prompt for any shell. Written in Rust of course. [Read More]
Tags:
- linux
- cli
- tools
- management
Speeding up Qgis Mapped Drives

More is not always better
By John Zastrow
Posted on August 20, 2025

Mostly a note to self, but maybe it will help someone else. Everytime I setup a new install of Qgis on a new OS, I map into my massive network drive that has all my data on it. I have a lot of data, and I have a lot of... [Read More]
Tags:
- qgis
- gis
- viewer
- customization
- open-source
Creating a Custom QGIS Viewer

A simplified QGIS Experience for non-technical users
By John Zastrow
Posted on August 13, 2025

This is a very early post. The post, the process, and the product are very much in progress. Check back for updates as I learned more. [Read More]
Tags:
- qgis
- gis
- viewer
- customization
- open-source
PostGIS Install on Ubuntu Systems Notes
By John C. Zastrow
Posted on August 6, 2025

Updated notes for installing PostGIS on Ubuntu 24.04 systems with .deb packages. [Read More]

Older Posts

More XFCE and Thunar Customizations

Round two: workspaces, panel readouts, a colour picker, and two more right-click actions

"Send to .zip" Right-Click in Thunar (and More XFCE Custom Actions)

A small XFCE customization, start to finish

Linear referencing events in PostGIS

A beginner's guide to snapping points to lines and describing linear conditions

Configuring tmux

Notes and config snippets, collected from around the internet

Materials for a QGIS Course

Baby steps to walking with a cane

Installing fd replacement for find on Windows and Using it

It's more than a find replacement

Installing starship cli tool on Ubuntu

Who doesn't like a little pizazz?

Speeding up Qgis Mapped Drives

More is not always better

Creating a Custom QGIS Viewer

A simplified QGIS Experience for non-technical users

PostGIS Install on Ubuntu Systems Notes