A vector data storage format for storing the location, shape, and attributes of geographic features. Often referred to as 'an ESRI shapefile', as ESRI developed it.

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35 views

How do I use filters on multiple layers in Kartograph?

I am trying to create a map of the continental US and Puerto Rico using Kartograph. I am using the shapefiles from Natural Earth, and I obtained the filter keys from the column headers of the DBF ...
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17 views

Losing polygons when importing shapefile in GRASS

I have a complicated mapinfo .tab file of wildland urban interface zones. They are represented as polygons. I am importing into GRASS using the following command: v.in.ogr -c dsn="C:....path" ...
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43 views

Complexity of US 5-Digit Zip Code Boundaries from Scratch?

Does anyone have any idea how difficult it would be to create 5-digit zip code boundaries from scratch? Let's suppose you start with a good outline of the US. Where would you source the fundamental ...
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63 views

Batch convert tab files to shape files

I've seen several questions asking how to convert .tab files to .shp files in qgis mapinfo etc, which is what I'd like to do. However I have several files and I was wondering if there was a tool ...
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51 views

Distance unit between line and point shapefile

I have two files: A point shapefile containing latitudes and longitudes of points. A .kml file that I am converting to a line shapefile. Objective: To find the minimum perpendicular distance of ...
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62 views

ogr2ogr converting ESRI shape to Mapinfo interchange

I'm trying to convert .shp files to .mif files on Ubuntu Linux using ogr2ogr: "ogr2ogr -f "MapInfo file" -dsco FORMAT=MIF mprec.mif mprec.shp" I don't get any errors but when I open the resulting ...
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60 views

Find and Replace python script to replaces values in attribute table? [duplicate]

I am working on a stand alone script in python that will allow to me to specify a shapefile and being able to find a value and replace it with a new value. Does anyone know what code will allow me to ...
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38 views

Rasterize and union problem

i've done the union first and then rasterized it. But now i want instead of that, to rasterize each one and then merge it as one. How do i do that? I mean without the union first off. ...
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91 views

Download WFS as Shapefile using ArcGIS Server

I've been looking everywhere for a way to output a shapefile in ArcServer. A sample ArcServer WFS getCapabilities says all the output is either in GML, KML, or JSON. This is is very easy using ...
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50 views

Import ArcGIS feature class to IDRISI

I have created several feature classes in ArcGIS and organised them in a number of File Geodatabases. I am now thinking of migrating to IDRISI. Anyway, I need to get at least my feature classes ...
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19 views

Different KML size from ArcGIS and Ogr2Ogr

I have been converting shapefiles to KML. It seems that using ArcGIS to make a KML (by converting shapefile to feature layer and then using feature layer to kml tool) results in a much larger sized ...
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30 views

How to convert dc to shp with free software?

Someone can tell me how to convert data from a .dc file (DesignCAD file) to a shp file or postgresql with free softwares? I can do that easily with all versions of dxf or dwg files but not with dc.
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25 views

Selecting polygons using another polygon? [duplicate]

Hi, How is the best way or fastest(if there is) of selecting polygons of a different shapefile using a polygon of another shapefile. exercise example: i want select all the light brown polygons ...
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83 views

Latest shapefiles of Indian states

I need shapefiles of Indian states that of 2011 which has almost 671 districts of India. Can anyone please help me?
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12 views

Environmental and health indicators for Slovakia?

I'm looking for a free source of environmental and health indicators, whether its WMS or shapefiles, specifically for a Slovakia. Couldn't find anything on WHO website, although they say it's there. ...
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2answers
53 views

How to convert GeomSHP to WKB

I have imported a point shapefile called site_locations.shp into a personal geodatabase. Now I'm trying to retrieve the data from the database using SQL: dbpath = ...
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53 views

ogr2ogr re-projection produces empty shapefile

I use the following to re-project a shapefile to EPSG 4326 using ogr2ogr: ogr2ogr -s_srs "+proj=longlat +ellps=WGS84 +datum=WGS84 +no_defs" -t_srs "+proj=longlat +ellps=WGS84 +datum=WGS84 +no_defs" ...
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16 views

OGR2OGR converting Interlis to Shapefile fails

I tried an convert of a Interlis 1 file to Shape. For each table there is the following warning: Warning 1: No field definition found for table: Biens_fonds__PosPoint_limite I used different ...
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35 views

open source data European gas grid

I am researching the off grid LNG market for which I can only use open source data, but since I do not have experience with open source data, this is a difficult task for me. I am looking for open ...
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95 views

Source postcode shapefiles & census data for The Netherlands

I would like to do some GIS mapping of the Netherlands, but I am having trouble finding official data files for the following: ESRI shapefiles for postcodes. Census (population) data for postcodes. ...
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1answer
90 views

Automatically split KML into point, line and polygon SHPs?

I have a lot of KMLs that include points, lines and polygons together, is there a way to automatically parse them into separate shapefiles (one for point, one for line, one for polygon) in QGIS or ...
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26 views

How to do select by attribute in Petrel

In Petrel, after importing the shp file, I can see attribute table andselect the features I want to display just clicking by check box of each one, but I could not find any icon to select objects with ...
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2answers
263 views

Converting *.xlsx to shapefile in ArcGIS for Desktop?

I'm trying to import an xlsx file into ArcGIS (10.2.1, everything is fully licensed and activated), and convert it to a shapefile for further analysis. The xlsx file is ~180mb, and contains just ...
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19 views

Calculate mean of shapefile based on another shapefile

since days I´m really stuck with my problem. As you can see in the figure below I have two shapefiles. The lightgrey one simply contains a grid with a cellsize 30 by 30 meters. The second one (blue) ...
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51 views

opening many nested shapefiles

I have a large number of shapefiles (>500) representing species' ranges for North America. I am wondering how I could open them all automatically, without having to open them one at a time in ArcGIS? ...
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24 views

How to design map tile based on Geoserver?

Im developing a Mapservice on Geoserver. I would like to design my map on the Geoserver editing its CSS or SLD. Is there a possibility to have edit tools? Or how can we edit with TileMill of ...
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103 views

Installing mysql_fdw on Windows

I want to create a join between a spatial database (PostGIS) and a non spatial database from MySQL. Both databases have a unique ID who can be joined. I found a way to do this with PostgreSQL and a ...
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43 views

Optimizing shapefile lookup time?

So, I have a ~1GB shapefile which is running circles around a ~5MB shapefile when it comes to feature look-up time (using python, with GDAL): def check(name, lat, lon, attributeFilter:'SQL ...
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29 views

Generalize a selected part of shapefile

I see v.generalize takes the whole shapefile as input, but is there a way in QGIS to generalize/smooth selected part of a shapefile? I will select the part in Node Tool and then use v.generalize tool. ...
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1answer
26 views

Problem with editing in geotools 13.0

I have a problem with getting the ID of a newly created feature in the shapefile. I have a datasource / datastore that reads and writes to a shapefile. I create a feature, add it to the store and ...
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1answer
43 views

Why are these two shape files different?

Can someone please explain why these two shapefiles are different: Neighborhoods in Cambridge, MA ; and Water bodies in Cambridge, MA. In particular, I am having trouble working with the water ...
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1answer
46 views

Graphical modeler in QGIS. I can't find a model [duplicate]

I'm a doing a tutorial for QGIS and at one point I have to use 'Join attributes by location' model but I do not find it in the Graphical modeler. Does it have to be there? I have to download it from ...
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139 views

Load a shape file in postgresql DB with php

I am trying to load a shapefile in a postgis database using the exec() command. I have read the format I have to follow from here and I checked several similar questions from the forum. Based on the ...
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19 views

convert .shp to .gpx with selected attributes [duplicate]

I am working with QGIS 2.6/2.8 (1.8 is installed too). Right now I am planning an inventory and want to convert a .shp file to a .gpx including the Column "fid" from the attribute table. Is there a ...
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13 views

Shape to Geo code xml generation

I would like to know the process of generating GEO codes from a shape file (Indian coastal districts/ states). Here we have used ArcGIS for generation of the shape-file along the indian coast. Can ...
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1answer
36 views

Creating Shapefiles from MS SQL using ColdFusion/Java?

A client wants to export, from their MS SQL server, data into Shapefiles. I've looked around for a starting ground and have heard Ogr2Ogr mentioned and it seems intimidating. So I was wondering if ...
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41 views

Subtract parts of polygon that overlap with ocean

I have some seismic data in format of shapefiles/geojson. The data has no relevance in the oceans so I am looking to strip away those parts of the polygon. What I am currently doing is using the ...
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1answer
71 views

Seeking shapefile of traffic lights with time sequence information anywhere in world?

I am looking for a shapefile of traffic lights that contains the time sequence information. As in how many seconds the green, red and yellow lights are on. It could be a point layer of street lights ...
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42 views

Using GDAL with a line layer and points layer, find next point along line layer

With the points layer and line layer, I'm trying to create a graph for path finding. I've got a line layer that I've dissolved, thinking that might make this easier. The points in the points layer lie ...
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43 views

Script for Arcpy console Lock file gets removed

I am running a script via python console to batch add and calculate new fields of all shapefiles in the current dataframe. Sometimes, especially if I have more than 5 shapefiles to be processed, the ...
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87 views

polygon shapefile R extract issues

I'm trying to do simple RF classification in R based on https://gis.stackexchange.com/a/39103/48810. The code I am using is as follows: require(sp) require(rgdal) require(raster) ...
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8 views

Shapefile (dbf) to MySQL conversion? [duplicate]

Is it possible to convert the exported data of shapefile to MySQL? I want to use MySQL instead of dbf since dbf are prone to corruption.
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35 views

when displaying shp file some layers lost in QGIS

When the export dxf file from autocad to turn dxf files into shp file and then displayed in QGIS , ask why some layers lost. These layers are massive icons . For example, the icon of the valve .
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29 views

Migrating Data to Another Database whit FDOToolbox

I want to migrate my data (Shapefile) to a PostgresSQL using a FDOtoolbox , i searched a tutorial for that but i dont found it . can any one explain the steps to do for migarte the data from a ...
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43 views

crop shp file leads to different results for same extent

I cropped a shapefile to a smaller extent (my AOI - area of interest) - to work with a reduced working directory. During my workflow I rasterize the shapefile. Here is my problem: I saved both of my ...
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22 views

SKD GXP : Export a selected area using drawbox to a shape file

I'm tryning to export a selected area using DrawBox.js to 'shape-zip'. So far I've found https://github.com/bartvde/sdk-export-app which will export features at a node, not an area. Is there any ...
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41 views

NGO library Removal

NGO library is not available anymore, thats where my question comes in, those objects at bottom in code section, mean nothing because there is no reference for them in arcobjects v10.. this is what ...
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1answer
78 views

How to generate a tiled map from a spherical mercator SVG?

I'm not a GIS person; this is really just a side task, so I probably have terminology/strategy incorrect; I would ask that you please bear with me. I have the following requirements for a Qt-based C++ ...
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1answer
20 views

Points shapefile resulting in MultiPoints table in PostGIS

I have a Points shapefile. When opened with QGIS, the type is 'Point' (right-click on the layer and check properties). When imported in PostGIS using pgAdmin III plugin 'PostGIS shapefile and DBF ...
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39 views

Downloading data after clipping

I have an issue with downloading data from GeoServer after clipping layers: 1. I can download vector layers as GeoJSON and GML, but cannot download as shape-zip: file becomes corrupted; 2. I cannot ...