My original blog post detailing the implementation of SignalR in a .NET and Angular app has become a somewhat popular search engine result for "signalr + angular", getting about 8,000 views per year. While that's not a extremely large amount of traffic, this is a bit of a niche topic. The steady traffic over two … Continue reading How to implement SignalR in a .NET + Angular application: updated for .NET 7 and Angular 15!
How to resolve a version mis-match error when using ArcPy
On some recent projects, I have been using ArcPy to script out some ArcGIS Pro feature automation. ArcPy ships as a package available via ArcGIS Pro's Python package manager (which is essentially a GUI on top of Conda), and can be imported to any Python script. ArcGIS Pro's package manager allows you to clone environments, … Continue reading How to resolve a version mis-match error when using ArcPy
Display a message box with Python without using a non-standard library or other dependency (Windows)
I've been using Python a lot more lately and have discovered some pretty interesting things - one of which I want to share here. A recent project had a requirement for a Python script that would be deployed to users' machines as a scheduled task, triggered on login to run at a set interval every … Continue reading Display a message box with Python without using a non-standard library or other dependency (Windows)
Configuring VS Code for ArcPy/ArcGIS Pro development
I have been using Esri's ArcGIS Pro and its companion Python package, ArcPy, more and more often as of late, and have really been enjoying developing with Python. For the unfamiliar, ArcGIS is geographic information system (GIS) software, primarily used to visualize and analyze geographic data. Python is commonly used to automate these analysis tasks … Continue reading Configuring VS Code for ArcPy/ArcGIS Pro development
How to automate a Python script (or anything else) in Windows and Linux
A common task I need to perform both at work and on my personal/home computers is configuring a script to run automatically on a schedule. Some examples from my experience include running a script nightly to update an application database with new data from an external source, or running a weekly script on my laptop … Continue reading How to automate a Python script (or anything else) in Windows and Linux
How to implement SignalR in a .NET + Angular application: updated for .NET 6 and Angular 14!
My original blog post detailing the implementation of SignalR in a .NET and Angular app has become a somewhat popular search engine result for "signalr + angular", getting about 500 views per month. While that's not a extremely large amount of traffic, this is a bit of a niche topic. The steady traffic over two … Continue reading How to implement SignalR in a .NET + Angular application: updated for .NET 6 and Angular 14!
Vintage GIS: Expert Maps by Expert Software
Continuing with the vintage GIS theme, today I took "Expert Maps," released in 1990, for a test drive. I came across this title when browsing WinWorld, a site dedicated to preserving and sharing old software. I was looking for lesser-known GIS or map making software to explore, and Expert Maps is definitely that. The WinWorld … Continue reading Vintage GIS: Expert Maps by Expert Software
Using GDAL in Windows Terminal
A recent project at work required the use of the ogr2ogr program found found in GDAL (Geospatial Data Abstraction Library), a popular open source library for working with various geospatial data formats. My requirement was simply a command line utility for the purpose manipulating some data; I didn't need a GDAL library for a language … Continue reading Using GDAL in Windows Terminal
The Microsoft Edge Dev Tools extension for VS Code is so awesome that I’m ditching Chrome for web development
I've been using Visual Studio Code enjoyably for several years, but the Microsoft Edge Tools for VS Code extension has brought web development tooling to another level. This extension was game-changing enough for me that I made Edge my daily driver browser for web development work, replacing Chrome. Early versions of VS Code did not … Continue reading The Microsoft Edge Dev Tools extension for VS Code is so awesome that I’m ditching Chrome for web development
The first computer I ever purchased: a Dell Dimension 4400
Some recent posts about new laptops had me thinking about the very first computer I ever purchased. Way back in 2002 (damn, 20 years ago?!) I was 18, and I purchased a brand new computer. I thought that was a pretty big deal back then, and was really proud to have my very own computer. … Continue reading The first computer I ever purchased: a Dell Dimension 4400
Matt Callahan's Blog 📝 