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.

learn more… | top users | synonyms (2)

0
votes
0answers
213 views

All queries on wkb_geometry column return null regardless of input ( ST_Point, ST_Intersects )

I am new to Postgis and I don't know if I am doing something wrong with my query, or if there is a problem with the data. I have been running queries on tiger shape files from the US Census site, I ...
2
votes
1answer
132 views

Why does vector grid creation crash?

Im trying to create a vector grid for a municipality. Do you know why does it crash? The scale I'm using is 1:1000000. Any tips?
1
vote
0answers
236 views

Interpolating shapefile of points to grid using Java?

I am looking for a method/prog/library(java) to interpolate points from a shapefile to a grid (file). I have seen arcgis can do that but i am looking for something free. More specific: i have ...
2
votes
1answer
67 views

Questions about EPSG:6372

I'm using QGIS 1.8.0 and as CRS EPSG:6372 a projection for Mexico, defined by the Instituto Nacional de Estadística y Geografía (INEGI). I have the following questions: If I measure the minimum ...
4
votes
6answers
1k views

How do I make a SHP file from waypoints?

I have a Garmin etrex 20 and I want to convert my waypoints into a shapefile for QGIS. The waypoints need their name and background information with them in the shapefile.
4
votes
3answers
206 views

Creating a Shapefile without ArcGIS

I am in a bit of a bind. I have to create a shapefile for a CEA but I do not have access to ArcGIS, only to ArcExplorer, which will not allow me to create a shapefile. What other way can I do this ...
0
votes
2answers
332 views

cannot get ArcGIS to project a shapefile

I am using ArcGIS 10.1 (SP1). I got a shapefile with polygons representing some features of the landscape in my study area. This file has been provided by a third party institution. The coordinate ...
3
votes
0answers
121 views

Lining attributes up with features when creating shapefile using PyShp?

I used the Python Module Pyshp to select particular census blocks from the Census's shapefiles and package these into a single shapefile. However when I add this data into ArcMap and right click to ...
2
votes
1answer
319 views

How to create polygons from a polyline graticule?

I'd like to make a polygon shapefile out of a polyline shapefile showing a graticule. However, using the "Line to Polygon" tool results in a peculiar...something: Other standard tools like ...
3
votes
1answer
86 views

Add a single column to multiple SHP

I was looking for a way to add a new column to several shp (simple polygons) at the same time. I don't know much about batch command. This new attribute is also a little bit tricky : I need to ...
3
votes
2answers
3k views

How to convert a shapefile to a grid file

I was wondering whether anyone might be able to tell me in layman's terms how to convert a polygon layer to a Grid file in ArcGIS 10.1 or ArcGIS 10.2?
1
vote
1answer
553 views

Convert shape file to kml without losing symbols

I am using QGIS 2.2 and want to convert a shape file containing point coordinates with userdefined svg-symbols to a kml file. Everything seems to work. The orginal file is in WGS 84 / UTM zone 32N ...
3
votes
1answer
135 views

Split point shapefile by date attribute using ArcGIS for Desktop?

I have a point shapefile composed of points created on a Garmin in 2012 and 2013. They are in the format mm/dd/yyyy (there are other fields, but this is the one of interest). I was wondering if ...
0
votes
1answer
153 views

UpdateCursor stops after the first iteration

My arcpy script includes two updateCursor Objects. The first iteration of the "outer" coursor works fine, but the programm stops when it comes to the second iteration at updateRow(). Has somebody an ...
0
votes
0answers
136 views

convert shp file to tiles for wms requests

I have a shp file (world countries) and this file is fix(I don’t want to edit it). I create a Vector layer with this file in geoserver and I get this file with WMS layer from geoserver. In this ...
1
vote
1answer
130 views

How to add a new features to an existing shapefile using Geotools?

I have a shapefile with some points. I would like to add a new points to this shapefile using Geotools.
2
votes
0answers
140 views

MapInfo : Can not load table

I've generated a shape file using .NET DotSpatial library, when I try to open the file in MapInfo I face below error, "Cannot open table. unable to open table road." How do I determine what's the ...
1
vote
1answer
62 views

Filter shapefile layer in ArcPad 10.2

I have an ArcPad project that uses several Shapefile layers. How can I filter the features in one of those layers? According to my searches, I can only filter if it is an AXF layer. I'm happy to ...
0
votes
0answers
39 views

How do I export to a shapefile?

I created a new map, connected to my ArcGIS service, and dragged a map from a map service into the Table of Contents. The map is drawn on the screen with all my data points and I can see the ...
2
votes
1answer
52 views

Converting character attribute to numeric attribute

I am following the very simple code found in this question Converting shapefile to raster: Character attributes to create a new numeric variable based on a factor. My proble is that the new numeric ...
1
vote
0answers
37 views

How to correctly upload Shapefile into PostGIS on ubuntu?

I want to know how to use upload shape file via Postgis. Can u please help me? .com/nsVuQ.png
3
votes
4answers
3k views

Postgis shapefile loader 2.1 error: dbf file can not be opened

The .shp, .dbf and the rest of files are fine, I open them in QGIS, AGOL with no problem. In fact, I've tried 3 different layers, and get always the same error. Anyone can please help, as I really ...
5
votes
3answers
3k views

Any tools to convert GTFS (General Transit Feed Specification) in SHP / KML?

I need to convert GTFS (General Transit Feed Specification https://developers.google.com/transit/gtfs/reference), data in some GIS data format like ESRI Shapefile or KML or something else. Do you know ...
1
vote
1answer
266 views

How to clear areas outside map in R

I succeeded thanks to the eblonde in the disscution (problem with polygon smoothing in R) to smoothing polygons in R. Code: inter1= read.table("c:/inter2.csv", header=TRUE) #add a category ...
5
votes
1answer
2k views

Move .SHP from .MXD to gdb [duplicate]

Possible Duplicate: How to move SHP to gdb with ArcView license? Let's cut it short, I have numerous mxd with layer coming from .SHP and various servers WMS that I need to move to a gdb. ...
2
votes
0answers
74 views

from shape files to a database [closed]

I've previously converted simple shape files to WKT so that I can store them in RDMS that has spatial capabilities. I'm a new user to QGIS, which I'm using to browse a shape file. But now I have a ...
1
vote
0answers
153 views

ArcMap KML Multigeometry to Shapefile

I have been troubleshooting this issue for quite some time now. I have a variety of tools available to me: ArcMap, QGIS, as well as OGR2OGR. Unfortunately, I have not had any success with any of these ...
1
vote
3answers
2k views

UK coastline shapefile?

I'm looking for a shapefile for the coastline of the UK. I'm guessing the Ordnance Survey 'geo-portal' is the best place to get this, but whenever I go to the Ordnance Survey site I get the shakes. ...
3
votes
2answers
541 views

Counting number of points in particular polygon for list of individuals using R?

I have distribution points for a set of individuals and a file of polygons-with matching IDs. What I would like to do is to go through and for each individual find the total number of points and the ...
2
votes
0answers
268 views

India Block Boundaries

I know this has been asked before (Where can I find block (sub-district) level boundaries for India?) and it seems it is still not possible to get better than district level data as a shapefile, but ...
1
vote
1answer
71 views

by 3d dxf to shp with field height

I have a question from a DXF file " topographic precision 3 cm " with 3d polylines to get one shp line with information 3d is possible?
3
votes
2answers
307 views

How to export a Shapefiles of an OpenStreetMap relation?

Given I have a relation such as this example. I have installed JOSM and QGIS as well as GDAL tools for the shell. I am aware of Overpass-Turbo. What is the best way to export geometry data from ...
5
votes
2answers
937 views

Data security for GIS Data (shapefiles,AutoCAD files)

This is regarding security for GIS Data (in Esri & open source) (Esri shapefiles, AutoCAD files etc.) Does anyone know how to assign a password to or encrypt shapefiles OR CAD Data? I have found ...
1
vote
2answers
2k views

How to batch convert Shapefiles to GMLs?

I know how to do this within Quantum GIS but I have 30+ shapefiles that need to be converted to GML. Is there a Python script sample or plugin for Quantum GIS that I can use to convert my shapefiles ...
3
votes
1answer
309 views

Shapefiles not showing in OpenLayers using QGIS export to OpenLayers 3 plugin?

I am new to GISs in general and I am working with QGIS to generate layers to be shown on OSM using OpenLayers. My problem is the following: I have multiple layers in a QGIS project and I want to ...
0
votes
1answer
300 views

Merging polygons which have different coordinate system with map coordinate system?

in order to merge the polygon I go to editor tool and then select merge, however in my case when I want to edit it is giving me this statement" the layers are in a different coordinate system than the ...
1
vote
0answers
56 views

Source of elevation/topographical Shapefiles?

I'm writing an Android navigation application using Java in my own time as a learning exercise. It reads Shapefiles (with some pre-processing by me) downloaded from ...
2
votes
1answer
135 views

Create a dynamic excel sheet linked to a shapefile's attributes

I am trying to create an excel sheet that is updated automatically when the features of a shapefile are updated. I know the shapefile's .dbf file is updated but I need the excel sheet to be formatted ...
4
votes
1answer
175 views

What versions of dBase do shapefiles support?

I have been looking around like crazy, not finding any specification which versions of dBase shapefiles support (ESRI shapefiles). I found that GeoTools uses dBase III only, and Wikipedia says dBase ...
2
votes
2answers
4k views

How do you open shapefiles with ogr2ogr [closed]

I'm following along the D3 tutorial, and on this line: ogr2ogr \ -f GeoJSON \ -where "adm0_a3 IN ('GBR', 'IRL')" \ subunits.json \ ne_10m_admin_0_map_subunits.shp run into the following ...
0
votes
1answer
383 views

Open multiple hyperlinks in one point directly from QGIS?

I have an enormous shapefile and each point has about twenty different attributes. About five of these twenty are hyperlinks- is there anyway to open these directly from selecting a point in QGIS? ...
2
votes
0answers
82 views

Divided road segments from XTools Pro need unique, informative IDs

I can divide segments with my road using XTools Pro, but I want to give a useful identifying number to each segment. For example: If D100 road has been divided into 20 segments, the segments must ...
4
votes
1answer
2k views

Transform shapefile to WGS:84 (EPSG: 4326) in Qgis

I am struggeling with an enoying problem here. I received several shapefiles from an colleague that he told me is in WGS:84. If I look at the metadata in Qgis it tells me the following: In layer ...
1
vote
2answers
800 views

How to publish shapefiles with GeoServer?

I have multiple shape files of my country, its states and cities. I want them to display in map i.e. First layer is country, then states-layer and then cities layer. I only know that to do this, first ...
1
vote
1answer
248 views

Natural Earth: How to get the position of all provinces that belong to a state

This question is about Natural earth 1:10 states and provinces.shp file. I'm using ogr2ogr and want to know the name of the id i need to pass . In purpose of pulling out the right states regions. ...
2
votes
2answers
286 views

How to reproject this vector layer?

I have a dxf file and use this tool to convert it to shapefile. Then I apply some affine transformations and get a shapefile that does not fit the shapefiles downloaded from osm (EPSG:4326). I know ...
1
vote
1answer
148 views

How to rescale vector data? [duplicate]

I've got some old maps in dxf format. QGIS imports them correctly but with a nonsense scale. It can export the data it gets to shp of course. Does anyone know how to rescale vector data so it can be ...
5
votes
3answers
1k views

Producing singlepart featureclass with unique IDs for each spatially non-connected polygon?

What is the best method to convert a singlepart shapefile (i.e. one record that contains several non-connected polygons) into a mutlipart shapefile? For clarification the original question asked how ...
1
vote
1answer
34 views

Trouble in Natural Earth Shapefile “jumps” read using GeoTools

I'm using GeoTools 12.0 to read in Natural Earth data. I'm really happy with the performance, and ease of implementation. But, I'm having trouble reading in very large polygon data. The 110M Ocean ...
1
vote
1answer
186 views

Adding shapefile layers in QGIS causes previous layers to disappear

This is my first time having such trouble, but I'm only a casual user. I have a base raster layer of the school I work for and I've been adding vector shapefiles on top of that in separate ...