matt, Author at Yukon GIS

Have your Hillshade and Elevate it too

Posted on 2018-Jan-16 by matt

For years and years we’ve been using Shaded Relief a.k.a Hillshade images in order to visualize and assess the qualities and deficiences of elevation models. […]

ArcMap, How-to

Count number of vertices in all Feature Classes

Posted on 2018-Jan-16 by matt

I needed to get the number of points it takes to build all the lines and polygons in our admin boundaries. Here’s the python script […]

arcpy, Python

Download Aerial Photographs from the Yukon Government image server

Posted on 2017-Oct-14 by matt

Go to the GeoYukon portal web app, Turn off all Operational Layers (optional), Turn on Base >> Imagery layers of interest (shows footprints) Zoom to […]

Data, How-to

Lightning Maps for YT?

Posted on 2017-Jul-17 by matt

Wildfire season is upon us, albeit quietly in the southern Yukon, but not for those near us. This has me thinking of the primary cause […]

Data

Friendly ArcGIS model descriptions

Posted on 2017-Jun-01 by matt

Creating a decent Description for models and other tools in an ArcGIS Toolbox is a friction-full experience. The provided text box is tiny. If you […]

Geoprocessing, Tip

Adding old content, tracking what is ‘new’

Posted on 2017-May-17 by matt

To see articles that are new-to-the-site look at the Recent Changes page. I’m trawling through my archive of old articles, many never shared publicly, and […]

AlaskaMapped.org – end of an era

Posted on 2017-May-09 by matt

“Service end of life” – greeted me this evening as I visited, alaskamapped.org, a long time member of my hero list. They provided performant web […]

Data

How to debug definition queries in ArcMap?

Posted on 2017-Mar-07 by matt

Troubleshooting and debugging ArcMap defintion queries that go beyond a basic single statement can be very frustrating. Statements that work on their own easily break […]

How-to