How is dateline a problem when calculating distances?
Hiking & ActivitiesWhat is the difference between geometry and geography in PostGIS? PostGIS gives you a choice of two different ways to store geospatial data: Geometry, where it assumes all of your data lives on a Cartesian plane (like a map projection); Geography, where it assumes that your data is made up of points on the earth’s
Troubleshoot code error for If then else Logical VBScript in ArcMap 10.3.1
Hiking & ActivitiesHow do I generate sequential numbers in ArcMap? Double-click the Sequential Number function. This generates the Expression and the Code Block section to create the sequential numbers. How do I add text to a label in ArcMap? ArcMap labels are placed dynamically and are the easiest way to quickly add descriptive text for many features
Calculate geometry field automatically from east and north fields in QGIS
Hiking & ActivitiesHow do I calculate a field in QGIS? The quick field calculation bar on top of the attribute table is only visible if the layer is editable. In quick field calculation bar, you first select the existing field name then open the expression dialog to create your expression or write it directly in the field
No processing tools in QGIS 3.2
Hiking & ActivitiesHow do I get the processing tool in QGIS? While updating one of the two QGIS Classes – I stumbled into this “one really cool trick”. It all is hidden under the options menu. Go to Settings -> Options and navigate to the processing tab. How do I enable processing toolbar in QGIS? Activate OTB
Suppress verbose output when something goes wrong with ogr2ogr
Hiking & ActivitiesWhat does ogr2ogr do? The ogr2ogr command line program can be used to convert simple features data between file formats performing various operations during the process such as spatial or attribute selections, reducing the set of attributes, setting the output coordinate system or even reprojecting the features during translation. What formats does ogr2ogr output in?
Pan sharpening with surface reflectance data
Hiking & ActivitiesWhat is Pan sharpening in remote sensing? Panchromatic sharpening (pan-sharpening) is a technique that combines the high-resolution detail from a panchromatic band with the lower-resolution color information of other bands (usually only the visible bands). What is Pan sharpening used for? This process is used to increase the spatial resolution and provide a better visualization