Moving points in QGis by typing coordinates
Hiking & ActivitiesHow do I manually move a point in QGIS? Moving vertices: Select all the vertices you want to move, click on a selected vertex or edge and drag in the direction you wish to move. All the selected vertices will move together. How do I enter GPS coordinates in QGIS? Map Coordinates with QGIS Click
Unexpected result for the Intersection of touching polygons
Hiking & ActivitiesHow do you find the point of intersection of a polygon? Compute the center of mass for each polygon. Compute the min or max or average distance from each point of the polygon to the center of mass. If C1C2 (where C1/2 is the center of the first/second polygon) >= D1 + D2 (where D1/2
How to make a new raster out of two other rasters
Hiking & ActivitiesHow do I combine two rasters into one? Type merge in the expression box. Double-click one of the rasters in the Layers list and add a comma after the raster’s name in the expression box. Double-click the next raster in the Layers list and add a comma. Repeat until all rasters have been added. How
What are duck egg patterns in weighted moving average spatial interpolation method?
Hiking & ActivitiesWhat is the principle of spatial interpolation? Spatial interpolation is the process of using points with known values to estimate values at other unknown points. For example, to make a precipitation (rainfall) map for your country, you will not find enough evenly spread weather stations to cover the entire region. What are deterministic methods for
What does it mean when I get rows executed, but with no resulted table?
Hiking & ActivitiesWhy is my query returning 0 rows? The second most common issue that produces 0 rows returned is that the query is filtering out too much data in the WHERE or HAVING statement. To see if the WHERE or HAVING clause is too restrictive simply remove it from the query to see if any rows
How to split a layer by attributes in Qgis?
Hiking & ActivitiesHow to split shapefile based on attribute QGIS? In QGIS 2.8. 1 there’s a tool in the Vector menu that can split a dataset based on an attribute. Look in Vector > Data Management Tools > Split Vector Layer… It’s a basic tool that should work if you don’t want to resort to plugins or