A characteristic of an object (person, thing, etc.). In the GIS field, it is used to refer to the non-spatial data associated with a location or geometry

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2
votes
0answers
84 views

Reading feature class attributes with or without quotes in ArcPy?

I'm working on a script that clips a batch of feature classes by a selection made in another feature class. The way it works is by reading the clip feature fields, then allowing the user to select the ...
2
votes
1answer
15 views

Problem with an Expression in Attribute Assistant?

I am using ArcGIS 10.3.1 for Desktop in a versioned environment. I am also using ESRI Attribute Assistant to autopopulate fields using a custom expression. My Table Names, Field Names, Value Method,...
2
votes
3answers
1k views

Deleting columns from joined attribute table in QGIS

After joining the attribute tables from two layers, I have a lot of duplicate columns on my table, making it hard to read. However, when in "edit" mode, I am unable to select and delete columns. Is ...
1
vote
0answers
70 views
+50

Annotation Conversion from into .shp file with appropriate Fonts Format in attribute table

My Drawing file (.dwg file) is contained with Annotation with Gujarati Text in many type of fonts(eg. Gujarati Saral, Nilkanth, Shruti...). After Conversion of Annotation to .shp file, Attributes are ...
0
votes
1answer
47 views

add attributes to layer

I'm trying to add a new attribute to a vector layer in my plugin. But it does not work.. Why? selectedLayerIndex = self.dlg.comboBox.currentIndex() selectedLayer = layers[selectedLayerIndex] name = "...
2
votes
2answers
41 views

Is it possible to update attribute from spatial join without creating new shapefile?

I have the following shapefiles: county.shp: polygons referring to country land subdivisions lake.shp: polygons referring to lakes, ponds, etc. Layers attributes are as follow: county.shp id ...
1
vote
1answer
42 views

Numbering adjacent polygons in sequential order

In QGIS is there a way to assign ascending numbers (attribute) to polygons that are located in a row. The polygons were not created in sequential order.
0
votes
0answers
23 views

How to interpolate a set of waypoints?

I am trying to interpolate a Vector Layer in order to have as many waypoints as possible. I am doing it with the Interpolation Plugin, but I don't know what to do with the Raster Layer generated (I ...
4
votes
1answer
48 views

New features to shapefile in QGIS end up with previous features attribute values - why?

When I digitize a new feature to a polygon shapefile in QGIS the attribute data of the new polygon is replaced by the data entered into the last feature created. Has anyone else ran into this issue? ...
0
votes
2answers
46 views

QGIS autoupdate attributes

How to change attributes value when i move(change position) point? I don't found some information about this. Sorry for my english.
1
vote
2answers
194 views

How do you make a field read only using Arcobjects?

I have created add-in toolbar with C# arcobjects. I am creating some empty geodatabase shapefiles. While creating featureclass i want to assign some default value to attribute and then make it read-...
3
votes
2answers
45 views

Why do certain fields import as strings in QGIS?

I have imported a CSV to QGIS with lat/lon values representing points. The other fields, at least in the original CSV file, contain numeric values. > sapply(pune_hotspots, class) id ...
2
votes
1answer
188 views

Land Use layer by combining, removing attributes and assigning new attributes

I'm working in Model Builder and I have limited (let's face it, no) Python knowledge, so I'd like to stay here if possible! I have numerous shapefiles that I want to combine into a single land use ...
1
vote
0answers
35 views

PostGis - st_union polygons, keep sum of attribute

There are multiple My current query is: SELECT (ST_Dump( ST_Union( way ) )).geom AS way, 10000 AS way_pixels FROM ( SELECT way, way_pixels, ...
6
votes
2answers
1k views

How to write all attributes when multiple source files have the same name?

I am using FME to write all the MapInfo TAB files in a directory and it's subdirectories to a File Geodatabase. I'm using dynamic readers and dynamic writers as I don't know the geometry or schema of ...
0
votes
0answers
6 views

Plotting attributes adjacent in GRASS?

How can I get an attribute (in this case a well api number) to plot adjacent to the well's symbol on my map. I am new to Grass and running Grass 7.
1
vote
0answers
57 views

QGIS Attribute Question

I am trying to create a script that will take selected features from one layer and search for the specified attributes related to a column name. in my case 'id'. What I am having trouble doing right ...
2
votes
0answers
42 views

problem using qgis spatial join in a python script or modeler : no results [closed]

I'm trying to create polygons from points layers. Each layer contains one point to avoid troubles due to superposition of polygons. I detailed the context here : How can I add output vector to a list ...
13
votes
6answers
5k views

Identifying duplicate attributes in field using QGIS?

I have a point shapefile with thousands of points. It has an ID code field that is supposed to be unique. Every now and then the data entry clerk wrongly type the ID creating duplicates. Right now I'm ...
7
votes
3answers
16k views

How do I change the data type in attribute table in QGIS

I have county data in which the FIPs (actually State FIPS and County FIPS combined). I have data imported as CSV with the sames FIPS data titled STCounty. However, the shapefile FIPS is listed as a ...
1
vote
1answer
15 views

Sum habitat type within region using MapInfo?

I have two layers; one shows admin regions and the other shows habitats within those regions with columns for specific attributes and the corresponding area in hectares. I need to work out the total ...
0
votes
3answers
1k views

KML attribute data on onload of html page using openlayers

How to get KML attribute data on onload of html page using openlayers. This is kml file: click here to get kml file
10
votes
1answer
956 views

How to add an attribution on a GeoJSON Layer from Leaflet?

I need to use a GeoJSON Layer on my Leaflet map. Here is a sample of my code: function onEachFeature(feature, layer) { if (feature.properties && feature.properties.popupContent) { ...
2
votes
1answer
55 views

How to create a QgsFeature with default attributes?

I have a polygon layer loaded from POSTGIS database. This layer has a default value for the first column. I can create a new feature set that attribute to some predefined value with newFeature = ...
1
vote
1answer
45 views

Read only geometry from shapefile with python/geopandas

I would like to open a shapefile(shp) without loading the attributes(dbf), as I do not care about attributes and it takes about 25 minutes to load them. I am using Python Geopandas, so any Fiona or ...
1
vote
1answer
35 views

QGIS buffer points, buffer amount in attribute value

I have a set of points in a shapefile with a real number attribute 'r' containing a radius (cp. screenshot below) and i would like to buffer these with amount of 'r'. As the result I expect a polygon ...
2
votes
2answers
586 views

Adding/viewing attachments to features using only ArcGIS DEsktop Basic license level?

Does anyone have an elegant solution to adding/viewing attachments, like a table/photos for example from within ArcMap using only the ArcGIS basic license level? Or any suggestions? I'm looking for ...
1
vote
1answer
27 views

QGIS - Listing feature names as an attribute within a polygon

I have a number of polylines in QGIS that correspond to seismic SEGY files, and want to subset the dataset using a box/polygon that I make in QGIS. Is it possible to get the feature names that are ...
2
votes
1answer
620 views

Automatic calculation in one attribute table based on values in another attribute table using python

I am trying to fill the fields of one gdb table based on some statistics over the attributes of another shape file. As it was not possible in ARCgis directly, I am trying to use python coe for this ...
2
votes
0answers
11 views

How to create one attribute containing multiple adjacent parcels?

I'm trying to upload town parcel data to my Garmin GPS from Esri. Garmin registers each attribute as an entirely different file, and requires you to 'turn on' each file to display it on the GPS. This ...
2
votes
1answer
170 views

How to convert a layer with a symbology using multiple attributes to a KML file using ArcGIS Desktop?

I could use some advice to convert a point feature layer with a symbology that uses multiple attributes (a color-scheme attributed to the percentage of positive malaria cases and a symbol size ...
1
vote
3answers
68 views

QGIS Heatmap by value (NOT by point-densty)

I need a heat map generated by points value irrespective of how close or far apart the points may be in QGIS 2.6.1 So far I'm using the raster/heatmap/heatmap function. I need the same colour to run ...
1
vote
1answer
230 views

Feature attributes won't update

I am trying to update feature attributes from a .NET application that I'm working on. I've cleaned the code down to the following example: string serviceUrl = string.Format("http://***.cloudapp.net/...
2
votes
1answer
47 views

QGIS 2:14 - Border show-through on small Simple Markers

On small Simple Markers, 2.20000 mm or less, there is border show-through which I have been unable to eliminate with no pen or transparent border style. This is shown in the group of large and small ...
1
vote
0answers
28 views

QGIS - Split a line having attributes with UNIQUE constraint

I am using QGIS with a PostgreSQL/PostGIS database, where the lines table (named 'segments'), besides the integer serial primary key, has a UUID column having a UNIQUE constraint. Trying to split a ...
1
vote
2answers
61 views

Is there a plugin or another way to quicky edit the attribute features in QGIS?

I want to edit the field "name" of several roads in QGIS 2.14. How to do it very quickly? Currently I select with "Identity feature" tool that open Form Feature Attribute, then with the mouse I ...
0
votes
0answers
18 views

How to retrive feature's non-spatial attributes from kml file in OpenLayers 3?

I'm working on a webmap using OpenLayers 3 with KML & GeoJSON vector layers. I've managed to render the layers on the map properly. I am able to retrive the attributes from all my kml files except ...
2
votes
2answers
51 views

Copy DEM attributes to a vector point?

I have a point that I drew on a tiff DEM file in QGIS. The point doesn't have any information in the attribute table except an ID of 1. How can I make it copy the raster information based on the ...
0
votes
0answers
32 views

How can I determine an appropriate query based on a join?

I am having trouble coming up with a query that will show the 12 states total population percentage in ArcMap 10.4. I created the spreadsheet below and I have already joined my excel to the states ...
0
votes
1answer
78 views

Compare features attribute

I have a polygon layer and each polygon has the MEAN elevation as an attribute. I want to write a python script to loop through each polygon and compare its elevation with its neighboring polygons. If ...
1
vote
5answers
6k views

Deleting features (rows) from shapefile (attribute table) using ModelBuilder?

I run into a problem and can't figure out how to solve this one. I use the ModelBuilder and have a shapefile with loads of information. This information needs to be reduced. Therefore I want to ...
2
votes
1answer
84 views

How to hide more than one QGIS attribute field at a time?

Using QGIS 2.14.1, I use the Layer Properties > Fields > Edit Widget to hide the display of an attribute in the attribute table, as shown in this screenshot: Is it possible to hide multiple ...
2
votes
3answers
155 views

arcpy codes to write ranked values

I have a dataset with ranked attributes(e.g. very low, low, moderate, high, very high). I would like to write a python code using arcpy to give a numeric values to each rank, such as 0,5,10,20,50,100. ...
4
votes
1answer
57 views

Problem with Attribute Assistant Expression Command

I am using the Attribute Assistant add-in to perform multiple steps when a new feature is created. Two of the important steps are: generate a unique, incremental ID (project ID) and then use that ...
5
votes
3answers
103 views

Is it possible to have the attributes fields already filled from the previous object?

I need to create a lot of points with lots of attributes, but most of the fields are the same, so I don't want to edit all the fields all the time. Is there a "remember previous fields" function ...
1
vote
1answer
507 views

Functionality of Attribute Assistant and ArcGIS Online

We are an EGIS group using Arc Desktop 10.3.1 and ArcGIS Online as well as the collector app. With ArcDesktop we use the ArcGIS Local Govt Attribute Assistant We are seeking to allow users to enter ...
3
votes
1answer
4k views

Exporting QGIS contour attributes in DXF file?

I have a .tiff data file that generates contours in QGIS. I save it as .dxf. The contours don't have any attributes or data. That's bad, because I want to make a 3D landscape in Revit using the ...
4
votes
2answers
78 views

How to group by attributes and give unique categories in QGIS?

I have features and each of them has an attribute about what it is. In my case, I have points representing trees and each tree has its species name as an attribute. I would like to group them by ...
1
vote
1answer
199 views

How to get sum / total length of lines per polygon in QGIS?

I have a line vector layer which has multiple segments within individual polygons in a separate polygon layer. I have spatially joined the attributes so that each line segment now has the same ID as ...
2
votes
1answer
65 views

Can I control what field comes up first in the Identify Results window in QGIS?

My shapefile has 20 fields in the attribute table. When I click "Identify results", the third text field (Welsh_Name) comes up first. Is it possible to change which field comes up first (at the top ...