Category: Geographic Information Systems

Clustering spatially connected polygons so all clusters have approximately the same size

What does spatially clustered mean? Knox (1989, p. 17) defines a spatial cluster as, ‘a geographically bounded group of occurrences of sufficient size and concentration to be unlikely to have occurred by chance. ‘ This is a useful operational definition, but there are very few situations when phenomena are expected to be distributed randomly in

ArcGIS Viewshed keeps crashing

Why does Arcgis keep crashing? ArcMap checks the margin, page size, and resolution of the default printer when starting up. If the driver or printer returns bad information, this can cause ArcMap to crash.  What is viewshed in Arcgis? A viewshed identifies the cells in an input raster that can be seen from one or

Where to choose a shapefile for appending?

How do I add a shapefile to Qgis? How to import a shapefile into QGIS? Open QGIS and click LAYER > ADD LAYER > ADD VECTOR LAYER. Select the zipped shapefile. Click OPEN. You have now successfully imported a shapefile into QGIS. How do I add data to a shapefile? on the shapefile in the

Saving all symbols to style using ArcPy?

How do I save Symbology to style? Save a point, line, or polygon symbol to a style Click a symbol in the Contents pane or the Symbology pane to open the Format Symbol pane. in the upper right corner and click Save Symbol to Style. How do I save symbols in ArcMap? Modify basic symbol

QGIS cannot open layer properties

How do I change the properties of a layer in Qgis? To access the Layer Properties dialog: In the Layers panel, double-click the layer or right-click and select Properties… from the pop-up menu; Go to Layer ‣ Properties… menu when the layer is selected. How do I enable layers in Qgis? Quote from video: You

Saga GIS Snap Points to Lines tool doesn’t produce required results

How do you snap points to a line in Qgis? QGIS – How do you Snap and Trace when Digitising? Question: In the Snapping section you can configure:- From the Digitising Toolbar choose the Add Polygon (point or line) feature so that you are r. Now left click at the edges of the shape to

Specifying color in ArcGIS Pro from the external text file for Attribute Table function

How do I color code in ArcGIS pro? At the bottom of the color palette, click Color Properties to open the Color Editor dialog box. Choose a color mode and adjust the channel values. Click OK to apply the color. How do you vary symbology by attributes? Once you have defined attribute-driven symbology for a

Jupyter Notebook fails to launch in ArcGIS Pro 2.8

Why my Jupyter notebook is not opening? Jupyter doesn’t load or doesn’t work in the browser Try disabling any browser extensions and/or any Jupyter extensions you have installed. Some internet security software can interfere with Jupyter. If you have security software, try turning it off temporarily, and look in the settings for a more long-term

Checking whether lat/long is in sea using Google Maps API?

Can Google Maps show lat long? Get the coordinates of a place On your computer, open Google Maps. Right-click the place or area on the map. This will open a pop-up window. You can find your latitude and longitude in decimal format at the top. How do I find the lat and long of a

Open popup link in same window

How can you open a link in the same window? In HTML, tag is used to open URL on browser’s window. The href attribute allows to add a hyperlink to the tag and redirect one page to another. By default, the URL is opened in the same window. So, you don’t need to define any

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