Changing field types so graduated symbols are available

What are graduated symbols in GIS? Graduated symbols are used to show a quantitative difference between mapped features by varying the size of symbols. Data is classified into ranges that are each then assigned a symbol size to represent the range. For instance, if your classification scheme has four classes, four different symbol sizes are

QGIS 2.8 Composer – extent / overview … change style

How do I change page orientation in QGIS composer? Click the Item Properties tab on the left lower panel and find the setting for the orientation. Change the value of the setting Map orientation to ‘15.00° ‘. You should see the orientation of the map item change. button. How do I change the layout in

Converting string fields to double using ArcGIS Pro

How do I change a field from text to double in ArcGIS Pro? Right-click the data or table in the Contents pane, and select Attribute Table.The option is also disabled when the map is in an edit session. Provide a Name for the new field. Set the field Type to a numeric type, such as

Making a 3D map with shapefiles, lidar and aerial image data

How to use LiDAR in ArcMap? Procedure Create a LAS dataset. Double-click the LAS dataset. Click the LAS Files tab > Add Files. Open the LAS File Properties and Statistics window by clicking the button below the Statistics column. Click Calculate, and click OK. In the LAS Dataset Properties dialog box, click OK. Open the

How to change color result from Zoom Map to the Selected Row in QGIS?

How do I change the color of a selection in Qgis? By default, when you select a map feature in QGIS, the feature is shown using a Yellow colour. However, choosing Settings > Options > on the Canvas & Legend Tab > and the Default Map Appearance section you can change the default selection colour

Getting Spyder IDE to work with QGIS?

How do I use QGIS in Spyder? I chose the second option due to the reasons explained below. Install QGIS libraries in default Python environment. conda install -c conda-forge qgis. Create virtual environment and install required libraries. For every time a new package needs to be tested this is my go to method.   How

1 1,064 1,065 1,066 1,067 1,068 2,700