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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5
votes
1answer
31 views

How to replace null field in generated ArcMap Report

I am creating a report from ArcMap and I would like for the null value fields to be replaced with either a blank or a 0 , but only in the generated report not in the actual attribute field. Is this ...
2
votes
2answers
27 views

Add both string and automated numbers in series to attribute table using field calculator

I would like to fill a column in my attribute table with an string that ends in a numeric value. Example: Object001 Object002 Object003 I would like to automate the process of filling in the ...
1
vote
0answers
9 views

How to access ExtendedData/SimpleData from KMLfile using openlayers 2.x?

Is is possible to access SimpleData tag using Openlayers 2.x library? I have a KML file exported from QGis and it stores description data SimpleData tag "<>". i know that there is a way getting ...
3
votes
3answers
71 views

Update point shapefile attributes from polygon shapefile using QGIS

I have two shapefiles: one point and one polygon. The point shapefile have five attributes that describe the points. The polygon shapefile have one attribute: name of the polygon. I am a beginner to ...
1
vote
2answers
47 views

Getting attribute data from one dataset to another

In the image below you can see two shapefiles: NYC building footprints (outlined), and underneath a PLUTO shapefile rendered with a categorized blue gradient using the "Floor Number" column. The ...
0
votes
0answers
45 views

Multiple Labels from attribute column in QGIS

I was wondering if there is a way to have multiple labels from a joined attribute table in QGIS. I have two tables, a polygon table, and a table with words (codes). The codes table can be joined by a ...
1
vote
0answers
21 views

Creating polygon with attributes using ArcGIS Desktop? [closed]

I'm new of the use of arcGIS. I have xy data that descibe a polygon. But when I use the tool "point to line" I lost all attributes. There is a way to create a polygon with attributes. I try to explain ...
0
votes
0answers
26 views

Simple query not returning values

I have a super simple select by attribute query "Coefficient" = #, the #'s are 0, .2, .3, etc... to 1. The query will select some of the #s but not others. Example) when I query 0,1,.5 the attributes ...
2
votes
0answers
43 views

How to create dynamic maps based on updated attributes in SHP file

I am novice GIS'er. I can create maps and do basic transformation of the SHP file using QGIS. I also succesfully applied formatting based on attributes. I am able to add new attributes to SHP file in ...
0
votes
0answers
26 views

How to convert points shapefile with a designed attribute containing Z values to a 3D shapefile

I need to write C# program which would convert points shapefile with a designed attribute containing Z values to a 3D shapefile. Any suggestions how to do it?
5
votes
1answer
151 views

How to remove Commas from field values in multiple files?

I'm working in QGIS, presenting data in ArcMap, and Arc is having trouble with the attribute tables. I have a "species" column which lists the species found in that area and have added commas "," in ...
2
votes
1answer
62 views

How to get the difference between two versions of a Shapefile?

I have two shapefiles that are the same in terms of the type of information they contain (same attribute fields). One is essentially an updated version of the other, so the newer version contains all ...
3
votes
2answers
63 views

PyQGIS: Speed up for adding features and attribute arrays?

Context: I'm writing a dynamic import tool for QGIS (2.2 to 2.5) with python. Datatype: Binary Datasets with environmental simulations from HPC which might contain millions of features and terabytes ...
1
vote
1answer
28 views

Access vector layers features

I have an openlayers vector layer with features added from a text file. I am now trying to access these features via their attributes (if layer.features.attributes.some_attribute equals to something ...
2
votes
2answers
71 views

How can I select features based on another feature attributes?

Here is my case: I have a layer of features (buildings from a city) that is populated with polygons. This polygons have attributes : street name and postal code In the project I have another layer of ...
2
votes
1answer
47 views

Build raster with multiple attributes based on 3 input rasters

I am trying to make a new raster based on three input rasters which have the same cell size and the grids align perfectly. I now want to construct a new raster, which for each cell, has three ...
0
votes
0answers
17 views

Is it posible to export an attribute to a separate shapefile? [duplicate]

Is it possible to export an attribute to a shapefile? I have generated several polygons with the ‘Strip Map Index Features’ tool. Unfortunately I have to export every polygon manually to a separate ...
2
votes
1answer
42 views

Join attributes from multiple polygons to an overlaying polygon

I have a polygon-shapefile, containing 562 single features (feeding -layer). I want to add their attributes to an overlapping polygon-layer (bear_buffer -layer), containing 1330 features. The ...
1
vote
0answers
30 views

How to use Attribute Assistant in Canadian Municipal Data Model

Currently trying to use the attribute assistant that you download as part of the CMDM. I have the tables in my new geodatabase, but when I try to edit them I get an error about the Global ID, which ...
0
votes
0answers
20 views

Attach attribute information to stream links

How can I attach related attribute information to individual segments of a stream?
0
votes
1answer
41 views

how to make attribute read only 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 ...
2
votes
1answer
70 views

Updating fields of feature layer and reflecting changes in original data

I am trying to write a script that will select points from a feature class that are within a polygon and update the fields within the original point feature class. The problem I'm running into is ...
0
votes
1answer
33 views

arcobjects determine when attribute dialog window closed

In arcmap, I choose to "Display the attributes dialog before storing new features" in editor options for several layers. I intend to do further development upon user closing the attribute dialog ...
2
votes
1answer
42 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 ...
3
votes
3answers
203 views

How to count the sides or edges of a polygon?

I wondered if it is possible to determine the number of sides / edges (not vertices) that a polygon has. Imagine the following case. There is a shapefile with 10 polygons. Is there any way to ...
1
vote
1answer
42 views

Restrict attribute value in ArcObjects

Is there a way in ArcObjects to restrict attribute value when user modifies it. Let's say for integer value between 0-10 or for string : no/yes?
1
vote
1answer
97 views

Exporting PDF with Hyperlinked Attributes from ArcMap

I'm using ArcGIS 10.1 and would like to export a map to a pdf, preserving feature's attributes. I would like to be able to identify - let's say - point feature from the map on pdf, with it's ...
1
vote
0answers
29 views

view attributes from feature service and export to CSV or copy to clipboard

I have a Geo-Processing service that generates summary statistics of an area of interest. What I would like to know is; Simple method to display the data in my Webpage. Is Dgrid the recommended ...
2
votes
1answer
45 views

Adding attributes to an existing shapefile [duplicate]

I have a shapefile made of buildings, each one of them characterized by some attributes. I need to add some attributes contained in a .dbf file. The two files have in common the attribute "ID", so the ...
1
vote
0answers
84 views

Attribute search in Leaflet

I have added the attribute search plugin to my leaflet map, but I cannot use in the correct way. Somehow my script loads the GeoJSON features two times. The first are the styled markers, the attribute ...
6
votes
4answers
215 views

Open source web map client with time sliders using WMS source

I have a web map service (WMS on geoserver). It has a current visualization which is decent. The data is divided into months currently using tabs. I would like to visualize the data using an open ...
0
votes
1answer
79 views

Delete empty attribute columns of a shapefile with QGIS or ogr2ogr

I have a shapefile with a lot of empty columns but many of them are empty. Using QGIS or ogr2ogr, how do I remove all attribute columns where everything is NULL?
1
vote
1answer
64 views

Syntax to add attributes in a line in the Expression String Builder

I have several columns with certain values, here's an example: | Apple | Banana| Orange | Pear | Expected result | 1 | 1 | 1 | 1 | red | 1 | 2 | 2 | 1 ...
0
votes
1answer
47 views

About the storage of GIS attributes

I'm quite new to the GIS world and I currently have some technical questions for which I have no answers yet. I'd like to know the good way to store the attributes for a feature using the PostgreSQL ...
2
votes
0answers
40 views

QGIS how to make unedited data?

I have a table in QGIS (using QGIS 2.4). I have created a form for adding attributes. When I add new objects on the layer, I also create it's attributes. Can I make attributes that I have added ...
5
votes
0answers
138 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) { ...
0
votes
1answer
80 views

How to copy annotation feature and paste within same layer?

I am having trouble executing a very basic command which is to copy and paste an annotation within the same layer in ArcGIS 10.1. First, I created an annotation class, then created one label (a ...
1
vote
0answers
78 views

Converting table drawn as annotation in AutoCAD to format suitable to link attributes to cables in ArcGIS for Desktop?

I am working on cables and each cable has attributes. I want to link these attributes to the cables in ArcGIS for Desktop. When I open these cables in AutoCAD it appears that their attributes are ...
2
votes
1answer
53 views

What is the best ETL tool within ArcGIS standard to bring CSV to an existing schema with domains and other constraints?

We will be bringing some GPS related data from a business partner to our existing schema. We have provided them the sample data and data model from ArcGIS Diagrammer. There are bunch of data import ...
3
votes
1answer
292 views

QGIS 2.4 Not Importing ExtendedData from Self-Exported KML

I've been scouring the internet for the past few hours, and I just can't seem to figure it out! Is it just me? I am using Quantum GIS 2.4.0-Chugiak. Here are my simple steps: 1) I create a new ...
1
vote
1answer
211 views

How to add a new column into an attribute table in ArcGIS Online?

Is it possible to add a new column in the attribute table using the ArcGIS Online version or do I have to return to my home computer and do this through QGIS? A little background to help better ...
0
votes
0answers
62 views

Find a polygon by attribute Google map engine

I created a map via Google map Engine, (not the lite/pro). And then added an uploaded shapefile given to me as a data source. I've successfully published the map and access links are now available, ...
1
vote
1answer
84 views

Assigning field value based on location without join

I'm interested in updating a field in geodatabase feature classes based on their location in relation to another feature class in the geodatabase, but without having to perform a join (and therefore ...
0
votes
0answers
45 views

how to create a shapefile containing attributes from a list?

I have a list of features and each feature is a dict in that list. following you can see the structure: [ {"FID": 0, "Shape": polyline, "Nodes": [0,1]}, {"FID": 1, "Shape": polyline, "Nodes": ...
2
votes
2answers
139 views

Auto populate field as concatenation of other fields

I'm searching for a way to automatically combine several field values entered in the feature edit dialogue, resulting in a new column comprised of the former values. I have, say fields A, B and C ...
1
vote
0answers
29 views

Odd characters showing up in symbology view

I am trying to symbolize based on company name but there are weird Greek symbols showing up in my Symbology view of the actual field values. Has anyone ever had this problem? The weird symbols do not ...
1
vote
2answers
84 views

Using the Rule-based style to calculate each grid cell from overlaps

I am using the Rule-based styling properties (QGIS 2.2) to determine the colour of grid cells for a merged shapefile. Each grid cell defined by its ID may be overlapped by several layers as defined by ...
1
vote
5answers
585 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 ...
0
votes
2answers
105 views

Summarizing data using ArcGIS for Desktop?

I am relatively new to GIS and am facing some difficulties trying to summarize/pool data together. I've attached the file to make it easier. FID_pc11_1 (Refers to postcode identifier) and count refers ...
0
votes
0answers
34 views

Web GIS attribute editing forms - open source

I would like to create input masks similar to QGIS "data input masks" on web GIS. I could program this forms by hand in PHP and show form "on click". I was wondering if there is something existing ...