Useful tips for everyday
How can you identify holes or depressions from contour lines? Depression Contour: A contour that indicates a hole and is represented by a “hachured” brown…
How can we convert string? Java String to int Example: Integer. parseInt() //Java Program to demonstrate the conversion of String into int. //using Integer.parseInt() method.…
What is kriging error? Kriging is a method for converting the data into an estimate of the field together with a measure of error or…
When does a buffer overflow occur what happens? Buffers are memory storage regions that temporarily hold data while it is being transferred from one location…
When to ignore null values in spatial join? Null values in join fields are ignored for statistic calculation. For example, 15.5, , and 2.5 will…
How do I see 3D buildings in Google Earth? View buildings in 3D Open Google Earth Pro. In the left panel, select Layers. Next to…
How do I add an Excel table to ArcMap? Double-click the Excel workbook file. Click the table you want to add to ArcMap . Click…
What are the time elements in Google KML? KML has two time elements, which are derived from TimePrimitive: TimeStamp – specifies a single moment in…
How to open GeoJSON file with mixed geometries in QGIS? I open QGIS, press “add vector layer”, choose “File” but I am not able to…
How to change the color of a layer in QGIS? In the Layer Properties window, select the Symbology tab: Click the color select button next…