What is GPS epoch?

GPS Epoch is a continuous time system for all satellites and observation systems. It is represented in seconds since Jan 5, 1980 (presumably when GNSS went online).  How long is an epoch GPS? Each 19.7 year period is known in GPS terms as an “epoch”. At the end of each epoch the receiver resets the

How to use a SLD file from the QGIS console?

How do I run a script in QGIS Python console? In the main QGIS window, go to Plugins ‣ Python Console. Once the console is open, find your script in the Processing Toolbox and double-click it to launch it.  How do I run a code in QGIS? You can execute code snippets from the output

Calculate distance to median point for a group of points in ArcGIS 10.1

How do I find the distance between points in ArcGIS? Q: How do I calculate the distance between matched pairs of points in ArcGIS? Create a table that contains these fields (at the very least): Open the XY to Line tool (Data Management Tools > Features > XY to Line). Open the attribute table of

How to remove/disable a toolbar via python?

How to disable toolbar? Disable toolbars: Click the gear icon in the top-right corner of the window. ( Tools > Add-Ons or Tools > Manage Add-ons in older versions of IE) Select Manage Add-ons from the menu. In the main section of the window, select the toolbar you want to disable. Click the Disable button

Spatial join using FME

How to do spatial joins? Quote from video: And select join now the difference here is that instead of trying to join attributes from a table you actually want the second option join data from another layer based on a spatial location. What is an example of spatial join? For example, if you have 1

QGIS 3D – no terrain altitude binding

How do you show elevation in QGIS? How to Create Elevation Profile in QGIS Open Profile tool plugin. Add the DEM layer using Add Layer button. Next, just draw a polyline on the QGIS map canvas where you want to create elevation profile as in figure 7. When finished the elevation profile will be appeared

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