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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Exporting 2 shp layers to geojson using quantum GIS

I will explain with an example: I have 2 shp files for Tanzania. Tanzania inland waters http://www.diva-gis.org/data/wat/TZA_wat.zip Tanzania administrative boundaries http://gadm.org/data/shp/...
6
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1answer
657 views

How to determine optimal windmill placement to maximize production?

How can I add automatically the maximum number of points (dots) with 6m diameter and 100m distance each point from other into an area. The dots will present the windmill base (6m) and I want the ...
5
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4answers
2k views

draw shp files or kml files on ipad?

I need to be able to draw a polygon in the field while the landowner is there to approve it. Is there an app that is easy to use so all of the field hands can operate it? I also need to be able to ...
2
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0answers
107 views

Applying depth to Shapefile

Apologies if this question has been answered before. I'm digitizing a historic coastline and would like to add a single depth figure to it in order to merge it with a current contour model. Is there ...
5
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3answers
4k 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 ...
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1answer
393 views

Can't preview a shapefile in GeoServer 2.2.4

I have problem with previewing layers in GeoServer. I installed Geoserver 2.2.4 (following instructions in manual) and everything was going well. I managed to login to it and create my own new ...
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1answer
360 views

How to use GDAL to burn a selected value from one raster into another?

I think this should be a relatively simple process, but I'm not quite sure how to approach it. I have a shapefile containing 1000's of polygons. I also have 19 rasters. All of the polygons fall ...
3
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3answers
2k views

MODIS image reprojection/ change coordinate system in ArcGIS Desktop?

I have downloaded Utah state shapefile in NAD_1983_UTM_Zone_12N projection and also downloaded the MODIS image of the area (MOD09Q1) in .hdf format which has sinusoidal projection. the .hdf format ...
2
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1answer
394 views

Creating shapefiles using Java and Accumulo

I have tracking data with latitude and longitude stored in an Accumulo database table. We want to move toward using Geoserver for some layer display features on the client side. Right now I'm ...
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2answers
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Can't export a polygon shapefile to MySQL using ogr2ogr?

I am having problems with ogr2ogr and keep getting different versions of the error: ERROR 1: MySQL error message: The used table type doesn't support SPATIAL indexes. Description: ALTER TABLE '...
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1answer
5k views

How to convert GDB data to shapefiles without ArcGIS?

We've got some data (supposedly it's a simple collection of points--or at least that is all we need to extract) from a 3rd party in a GDB folder (I don't know how to tell what version) but we don't ...
2
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1answer
372 views

How to fix the “The inserted Ring is not contained in a feature”?

I am trying to add a ring in a feature in a shapefile. This feature is a single part feature but has already a few rings. When I try to add the new ring, I have the error message : "The inserted Ring ...
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3answers
282 views

Where can I download public data set, especially shape file? [closed]

The places I know include: http://www.weogeo.com/ http://geocommons.com/ http://koordinates.com/ Any other suggestions?
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4answers
411 views

How can I clip a shapefile?

I have a SHP that includes the entire county and want to downsize it to a specific area...how??
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3answers
3k views

Getting list of distinct values from shapefile field using QGIS?

I have a shapefile whose features I can filter by specifying a where clause in the query dialogue. F.x. I have a field named 'city_name' and by stating 'city_name = "London"' in the where clause only ...
1
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1answer
54 views

How can I convert an Integer field to a Real field in a shapefile?

How can I convert an Integer field to a Real field in a shapefile ? I'm searching a tool, or a way to do that (may be under QGis ?!). Regards
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1answer
219 views

shapefile batch clip and merge combined

I have two shapefiles, one is polyline, the other polygon. For each polygon I would like to clip the polyline vectors inside. Using arcpy I already found part of a possible solution: http://gis....
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0answers
142 views

Does anyone know of Electric Company Boundary Shape files that are out there for Free?

Ohio has a great website for their Electric Service Commission and I am looking for a shape file or data that would get me the service boundaries of electric companies for other states. EIA has data ...
9
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1answer
18k views

Georeferencing shapefile using ArcGIS for Desktop?

I have a shapefile with some polygons that I would like to superimpose to a raster image, but unfortunately they don't match perfectly due to the reference system the shp has been created with. So, I ...
2
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1answer
168 views

Case sensitive query of shapefile in ArcMap 10

I am an IT guy, not a GIS guy. What I know about how to use ArcMap 10 I learned from Google. It has served me well so far. Apparently what I'm wanting to do worked in version 9, but no longer does in ...
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0answers
122 views

Decent Alabama GIS Clearinghouse?

Alabama's data portal (portal.gsa.state.al.us) is down and I haven't come across any other GIS clearinghouses for AL that are as good as say, Florida's FGDL. Does anyone know of a decent GIS ...
4
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1answer
2k views

Revealing the different layers of a shape file in QGIS

Shapefile I am referring to is 'NUTS_RG_03M_2010' which is together with several other Shapefiles available in a ZIP file on the Eurostat web site. the ZIP file the available map sets at Eurostat I ...
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2answers
218 views

How to modify two polygons which have common point and line at the one time

I would like to modify two polygon at the one time because these two data has same point and line. Is it possible?? In the present circumstance, I have to modify polygon one by one. First, I ...
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1answer
286 views

Are there any Objective-C frameworks for shapefile drawing?

Hello can someone point me to library for this? Which can read .shp files and render them?
3
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0answers
1k views

How to join data from a CSV to a shapefile using QGIS

I'm new to GIS and new to StackedExchange. I need help joining a CSV of Accessibility data to a LSOA shapefile in QGIS. The process explained here does not work for me and I don't know why. The ...
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4answers
22k views

Converting shapefiles (.shp) to CAD (.dwg ) format using QGIS?

How to convert shapefiles to .dwg format using QGIS 1.7.0?
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0answers
739 views

Open shape file in ArcGIS Runtime WPF SDK as Graphics/Feature layer

I googled and followed this tutorial http://www.arcgis.com/home/item.html?id=953a530ada30477d95cc69e788268bc9 and figured out how to import Shape files and Rasters into Runtime. However, it seems ...
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1answer
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Polygon creation (Clockwise rotation or not)

According to "ESRI Shapefile Technical Description An ESRI White Paper—July 1998", Vertices for a single, ringed polygon are, therefore,always in clockwise order. Otherwise,"Dirty" polygons occur when ...
3
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0answers
336 views

How to convert shapefile to mapinfo file preserving special characters?

I have to convert a bunch of shapefiles to mapinfo files on a machine without a MapInfo license, so I am using ogr2ogr to perform this task. The problem is that when opening the mapinfo files in ...
6
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1answer
1k views

Add polygons to existing shapefile in QGIS

I'm completely new to GIS and this is a very basic question about editing existing shapefiles. I am working off an existing shapefile which was digitized (by a colleague) so that polygons represent ...
2
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1answer
161 views

Mapnik TextSymbolizer value as integer

I'm working with TextSymbolizer in Mapnik. I have a shape file with a attribute which is a real. I wish to print the value of this attribute as integer and I don't find how I can do it in Mapnik. I ...
4
votes
2answers
141 views

Creating space at intersection of two links

I have a shapefile consisting of two links which are crossing over each other. I want to create an empty space at the point of intersection of the two links. As of now, I have been manually doing ...
7
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8answers
15k views

How to display ESRI shapefile in Android [closed]

It's the first time I work with Android and ESRI shapefile. I tried to find but could not find any tutorials to display ESRI shapefile in Android. Somebody can help me about this??? Thank you so so ...
4
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3answers
683 views

How to subset X number of features from Shape file in QGIS

I'm looking for a means to take a rather large Shape file and split it out into separate, smaller shapefiles based on number of features. So for example, if I have a file with 1 million features, ...
6
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1answer
2k views

How to Export a Shapefile as KML Using R

All, I have exported an ESRI shapefile (polygon) to KML using R, but the resulting layer shows only the outer extent of the polygon. How can I fill in the area with a color? Any help is greatly ...
3
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1answer
212 views

Using Geodatabase Annotation in ArcView 3.2?

I've been asked to take a parcel layer (shapefile) that contains house numbers and create an annotation layer so the house numbers are displayed in a separate annotation layer rather than a label to ...
10
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5answers
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GeoJSON too bulky - what to do?

I am using leaflet.js to allow web users to select a region. Valid regions are US states, Canadian providences, and world countries (except for US and Canada). I constructed a shapefile myself using ...
2
votes
1answer
515 views

How to fix encoding problems with Turkish characters? [duplicate]

Possible Duplicate: How to read Greek fonts (ISO-8859-7) in shapefile attributes within QGIS 1.8.0? My shapefile contains turkish (latin) letters. (see: http://www.5goldig.de/...
4
votes
4answers
3k views

What are the advantages either way between GML and Shapefiles?

After a good start many months ago of getting into GIS through QGIS, I had to drop what I was doing and did not touch it for quite some time. I am now able to get back into it and have a need to load ...
7
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1answer
207 views

Reading shapefile tolerance in python

Is there a way to get the cluster or xytolerance from a shapefile into python using free/open source software? I'm currently using the pyshp package and can't see methods for this anywhere. Also it ...
2
votes
1answer
692 views

Using map from ArcGIS Server in radMap?

I was wondering if there was a way to use a map that I have stored on an ArcGIS Server in a telerik radMap. I am not very familiar with the radMap control. I have found the documentation on using a ...
3
votes
1answer
1k views

How to create Relationship Classes successfully

I'm new to ArcGis and I'm making the first steps at this time. At the moment I've two different shape files. The first shape file represents streets on a map with some detailed information in the ...
4
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0answers
265 views

How to get exact featureinfo in wms layer Geoserver [closed]

I got neighbor polygon feature info instated of clicked polygon feature info. In My Code: getfeaturenfo :function(e) { coordinates=e; var params = { ...
8
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1answer
2k views

Issues Accessing ESRI File Geodatabase within Quantum GIS Desktop

I am trying to access ESRI file gdb from Quantum GIS. I am on Windows 7, 64-bit. I have found many useful threads on how to set up this functionality within Quantum GIS. The method I went for is ...
2
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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 ...
14
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3answers
1k views

How can I represent distance using the dashes or markers of a vector line?

I am a very basic user and dont know the lingo to get to the gist of my question so some background might help. Ive volunteered to create a pre-incident planning system for my rural fire department. ...
5
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2answers
9k views

Detailed Bathymetric/Bathymetry contour data (0-200M)

I am looking for free Bathymetric contour data in shapefile format for depths between 0-200 meters for North America. I prefer contours at 10 meter increments, but will take whatever I can get. I ...
3
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2answers
1k views

Keeping color of shapefile constant in ArcGIS Desktop?

I am using ArcGIS Desktop 9.3 when I use a color for the shapefile it changes everytime when I close and open ArcMap. How I can constantly keep the color of the shapefile that I work with?
4
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2answers
1k views

Easiest way to create measured intervals between shape points

I need to import a scanned photo of the outcrop (geology project) and re-create the grid from which i took plug data- each plug point will be drawn as a shape point file. The plugs were taken on a ...
8
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4answers
1k views

How to publish shapefiles to web with no programming required?

I am new to GIS web development. I do not have any programming background and I want all the maps that I design in GIS (shapefiles, using ArcGIS Desktop 9.3) to be published on the web. Please ...