1
vote
1answer
44 views

Select by frequency

I've got a number of shapefiles with some redundant data. I'm looking for a way to select where a single attribute occurs more than a certain number of times (in this case four) and remove them from ...
2
votes
1answer
35 views

ArcObjects in ArcMap 10.2.2 UpdateCursor refer to a calculated field value in the same Cursor

Is it safe to calculate a field value inside an update cursor and refer back to this calculated value to change another field value of the same row? I think some code will actually explain my ...
2
votes
1answer
44 views

Determine if Point is in feature class attribute table

I'm working with ArcObjects, C# and ArcMap. I have an attribute table that has several rows of data including a "shape" field that holds a point geometry. I also have a random point. How can I iterate ...
0
votes
1answer
19 views

Background color changes when projecting a raster with ArcGIS 10.4

I'm using the Project Raster tool via arcpy: arcpy.ProjectRaster_management( in_raster = clipped_raster, out_raster = projected_clipped_raster, out_coor_system = ...
1
vote
1answer
758 views

Phusion Passeger Error

so i am installing the cartodb platform locally i have followed all the procedures succesfully but i have a phusion passenger spawn error. I am looking for working solutions and i haven't any to be ...
1
vote
1answer
36 views

How to find cumulative length at points on a line?

I am working on a Modelbuilder project to teach myself how to use it. I do not yet have much knowledge in Python. I am currently a little stuck on the project I am working on. I have a line made from ...
0
votes
1answer
20 views

os module can't find time files were created, because “system can't find file specified”

I have ~200 layers in a Map Document, and I am trying to find the dates that these layers were created on (so I can export to database later). Some of these layers are housed in groups and sub-groups ...
1
vote
3answers
55 views

Multiple python import from feature class into feature dataset in geodatabase

Is it possible to create a python script to import shapefiles/feature classes, from different sources into specific feature datasets in geodatabase, but in one script? I managed to write the script ...
0
votes
0answers
23 views

Removing Layers/Features from map

I am creating a custom Layer List Widget and I was trying to remove features (symbols) from the map. Does this have to be done from the mapserver level or client level? I tried getting the map.layers ...
0
votes
2answers
552 views

How to plot lat/long stored as text in Oracle DB using report builder/SSRS r2

We use an Oracle 10g database. However we write reports using SSRS or report builder, using the Oracle connection type to the datbase. In oracle we have 2 text fields, one for lat and one for long. ...
3
votes
1answer
197 views

How to offset polyline geometries (not symbology) using QGIS?

I have a polyline layer which has a road network digitized, up the center, in both directions however the polyline are sat "one on top of the other". I can display the lines separately by ...
3
votes
2answers
25 views

Is there a way to automatically open up the attribute table after model builder is complete?

I know there is a setting to add the finished product to the map after model builder is done. But, is there a setting to automatically open up the attribute table after as well?
1
vote
2answers
36 views

Finding difference in 2 shapefiles and deleting the difference

I have 2 shapefiles: shapefile A (yellow) and shapefile B (purple). I already did some basic data cleanup on shapefile A, but now want to use shapefile B because it has less overlaps between polygons. ...
1
vote
0answers
24 views

Why does QGIS spontaneously corrupt shapefile data? [duplicate]

I'm using QGIS 2.14 (Mac), but I have had the same problem with 2.8 (Ubuntu). When I am editing a shapefile, QGIS seems to spontaneously corrupt the data in unpredictable and catastrophic ways that ...
1
vote
1answer
47 views

Changing background color to transparent in GeoServer?

How to set the background color to transparent. I want use style which describe in *.sld file for all my photo with tif format. How to do that?
11
votes
5answers
3k views

Simplifying polygons to linestring

I would like to simplify some polygons that represent rivers into linestrings. I assume that holes in polygons can be omitted. Anybody has some good idea how to simply do it? It would be nice, if it ...
1
vote
2answers
19 views

Exporting feature class into multiple feature classes based on field Arcmap

I have 1 shapefile, with 100 rows data. How to Split to multiple feature class based on attribute I selected? I remember I can do it using GUI (old arcmap) but now I cant. I use arcmap 10.3.1. It's ...
1
vote
0answers
30 views

Populating an attribute field using calculations based off fields of another feature class

I have hundreds of 'agriculture' polygons in one feature class, and each polygon is surround by numerous 'margin' polygons in a separate feature class. What I would like to do is select all the ...
2
votes
2answers
21 views

Reference Items in Generated List for Multiple Record Selection and Iterate

I'm new to Python and am having trouble with a list of all things. The data I am currently working with consists of multiple road segments (contained in 'STREETNAME' field) each of which has a ...
1
vote
0answers
36 views

Getting started with GeoJSON using Python [on hold]

I am a GIS analyst who knows ArcGIS and Python pretty well and have used QGIS. I am attempting to learn about GeoJSON and web-mapping. I am looking for suggestions on tutorials explaining GeoJSON, and ...
7
votes
2answers
3k views

SQL query to have a complete geojson feature from PostGIS

I would like to get a geojson feature with properties from PostGIS. I have found an example to have a feature collection but I can't make it works for just a feature. so far I tryed to modify the ...
-1
votes
0answers
16 views

Clip rasters to matching polygons [on hold]

I have a county of raster (tif) land cover files. There are 80 tiles. They have overlap on the sides that I would like to clip before mosaicking them all together. I have a DOQQ shapefile to clip ...
0
votes
1answer
936 views

ArcPy SelectLayerByAttribute Error and how to control GP output layer name

I have a rather long script that first references an SDE feature class (non-versioned) to perform an attribute selection based on a SQL selection. I've been unable to figure out why the script will ...
1
vote
1answer
26 views

QGIS - selecting 3D Polygons

I have downloaded a 3D polygon shapefile of buildings. I would like to be able to select some of the objects to create a new shapefile for doing 3D rendering but I cannot seem to be able to select any ...
0
votes
0answers
9 views

Multiple measures polygon with openlayers 2.13

my question is simple, is it possible to do multiple measures with OpenLayers 2.13. Something like this example, instead of this I can't use OpenLayers 3 for now.
4
votes
1answer
1k views

How to dynamically measure and display radius of circle in OpenLayers?

I want to give my user the ability to click on the map and give him a dynamic circle drawing tool which also reads out the radius measurement. That way the user can see how big the circle he creates ...
4
votes
1answer
33 views

Is it better to use a single layer with symbol classes or multiple layers with definition queries?

I use symbology classes to display my data most of the time. I think I have noticed a performance hit when using symbol classes on large datasets, although it might just be in my mind. That got me to ...
5
votes
4answers
4k views

Export to a Shapefile and maintain Domain Coded Values

I maintain a complex parcel fabric that uses coded value domains for a few fields. These are short integer fields with values from 1 - 6. These values represent say 1:Integrated Registered Survey ...
3
votes
0answers
24 views

QGIS Dissolve skips polygons

I'm having trouble with the dissolve function in QGIS. Is it because of an overlap? It's not a GRASS layer, just shapefiles. I'm new with GIS software in general. Searched for similar problems but ...
2
votes
1answer
256 views

How to re-register a one way replica geodatabase

Long story short. Arcmap crashed during one of my regular synchronizations of a replica geodatabase created through one-way replication checkout. Upon reloading it seems to have unregistered the ...
2
votes
1answer
63 views

Script slow because of conditional statements

I have created a Python addin for ArcMap. It has two comboboxes. Combobox1: Search for facility by name. If there is one facility with that name the mxd zooms to the selected extent. Combobox2: ...
0
votes
1answer
27 views

Add and later access Leaflet.draw polyline index and a new property value

I am using the Leaflet draw plugin located at https://github.com/Leaflet/Leaflet.draw and what I want to do is when a person draws a new polyline to print in the console the index number of that ...
1
vote
1answer
15 views

CMV Search widget url query string

I am migrating my Flex eSearch widget to the CMV Search widget. I need to be able to pass a query through an url within the widget. Currently my widget has 8 URLs that are in the widget. Flex Code: ...
2
votes
2answers
44 views

Parsing new field into calculate field

I have a pivot table that has 11 ShipTypeGroup fields with "Long" field properties that cant be divided by 12, due to decimal places. Therefore I am trying to create a new field, copy attributes ...
2
votes
0answers
16 views

How to monitor map service connections ArcGIS Service?

I would like to see the historical data on the number of users that have connected to a map or feature service in ArcGIS Server. Is this available in the logs? If not, is there a way to do execute ...
1
vote
1answer
12 views

Search widget expression

I am trying to migrate my Flex eSearch widget to the CMV Search widget. The query is not working. What can I do to make it work? Flex query: <value prompt="Example: MN or ...
0
votes
2answers
33 views

BC Dates on cartodb.com?

I'm trying to use historical dates to build a torque map on Cartodb.com, with data going back to 8000 BC. But the date format doesn't seem to convert anything bellow 0100 01 01 (1st Jan 100 AD), and ...
0
votes
1answer
41 views

Publishing filters on cartoDB map

I want users to interact with my CartoDB map by interacting with filters. The CartoDB Editor allows to filter data but there doesn't appear to be an option to "expose" the filters to the end-user. Is ...
1
vote
1answer
13 views

Proximity filter

this is gonna be tricky to explain I fear. So the aim of what I'm currently messing around: Creating a distance buffer around points in a SpatialPointsDataFrame If the value a this point is > 0, ...
1
vote
1answer
218 views

Where do I save the Options file for ArcGIS 10.1 to release hanging licenses

I have created an options file for ArcGIS 10.1 so that I will be able to release a hanging ArcGIS license after a set amount of inactivity. I found that for ArcGIS 10.0 the correct directory to store ...
3
votes
0answers
20 views

ArcGIS Flex application not accessing a server - no errors

I'm working on an application that has to access data from a server. The flex application uses Esri's World_Imagery basemap and is able to access ESRI_Census_USA from the sample server. Here are the ...
1
vote
1answer
63 views

Writing result of PyQGIS to shapefile

I try to perform some zonal statistics on a shape- and rasterfile and write the output to a completely new shapefile! import sys # where is the module ...
1
vote
1answer
23 views

Area of influence with CartoDB

I am working on a city transport map, and for fun (and practice) I try to make an area of influence of transport station. But, whatever I try, something gets wrong. So two questions. 1 - How can I ...
1
vote
1answer
24 views

Getting node information of a way in OSM2PGSQL data

I have a feeling this is not possible, but I am looking to get information on the nodes which are part of a line in the planet_osm_line table. The issue which I am trying to handle is I am trying to ...
1
vote
1answer
23 views

Intersection with 2 KML files - newbie

I'm new to all this gis thing and I have this project for university where I'm trying to find the countries within a bounding box. So what I'm doing is, I have a set of coordinates that define a ...
1
vote
1answer
23 views

Problem in reading mosaic_dataset path from a csv file

Based on this How to batch Check geometry in ArcGIS for a list of datasets from a CSV? code, i'm trying to extract the mosaic dataset path's within multiple folders. If i directly provide the ...
0
votes
1answer
351 views

Get Radius in epsg 4326 with Openlayers 3

What is the best method for getting the radius of a circle in Openlayers 3 in epsg 4326 (geodesic)? I'm using this example for a base and trying to draw a circle while getting the radius, but using ...
4
votes
1answer
27 views

Attribute data disappearing after converting points to line

I am currently working on a project strictly in Modelbuilder. I am trying to teach myself how to use it. I don't yet know how to use Python and am still in the early learning stage. My question has ...
1
vote
0answers
16 views

Openlayers 3 connecting to a wms feed with a different projection

I am trying to incorporate a wms feed in the British national grid projection (EPSG:27700) into a openlayers 3 project. I initially had used this wms layer in an openlayers 2 application using the ...
8
votes
4answers
106 views

Creating photogrametric point cloud of an object from distributed photographs, here: Making accurate 3D model of building using UAV imagery?

Is there a way of creating a photogrametric point cloud from a set of densly distributed photographs of an object? Application: I am trying to investigate if creating a 3D model (point cloud) of the ...

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