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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259 views

How to open a shapefile using Python in QGIS?

I have tried to open my shape files with the help of a tutorial (http://spatialgalaxy.net/2012/01/27/qgis-running-scripts-in-the-python-console/) but unfortunately I couldn't open my shapefiles for my ...
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1answer
101 views

Import Shapefile on postgis doesn't show in QGIS

I'm currently working on a project about a database and some shapefiles. The database is built on PostGis with tables including some dots as geometry type columns. Once imported them on QGIS, I can ...
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1answer
59 views

Shapefile output customization via WFS in Geoserver?

I'm running Geoserver 2.4 and I've created a layer that I'm using WFS to download as shapefile (or, rather a zipfile with shapefiles). This works fine, and a request like: ...
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1answer
43 views

Valid values of mollweide projection in QGis

i just imported a vectorlayer (without any reference points) to qgis as mollweide projection to save it to longlat. What i am wondering about is a mathematical problem: Not every x,y coordinate on the ...
2
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0answers
71 views

R - how to create a pre-determined number of identical square polygons to use for a choropleth map?

I am trying to plot crime data density (again!) over a city map, say of NY. As a well known problem there are plenty of examples on this ...
3
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1answer
182 views

Is there a QGIS bezier curve tool?

I'm a recent convert to QGIS but have been confused about the lack of support for drawing curved shapefiles, especially when Arc has almost too many. A lot of the work that our consultancy do is based ...
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3answers
44 views

Trying to view large shapefiles

Is there a way of viewing only a part of a shapefile in ArcGIS 10? At the moment if I try to add it the software crashes? Any help appreciated.
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1answer
33 views

QGIS how to add string field

I have a few point shapefiles. I want to merge them, but first give each point a certain type according to shapefile. How do I add a String field, all with the same word? (changing the field type ...
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2answers
81 views

Georeferencing Vector Layer (shp) from Mollweide Projection to Custom CRS in QGis

the title might be a little complex. Its part of a massive project: I'm working on a fantasy world; a map, to be more specific. I basicly just started to paint a world map in Photoshop, but over time ...
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0answers
40 views

PostGIS automatically creating geometries after importing using QGIS DB Manager

I have a shapefile consisting of linestrings, in which some of the features have null geometry. Yet, after importing it to PostGIS, using QGIS' DB Manager, a geometry is created for those features ...
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1answer
86 views

How can I connect my point pattern shapefile with my polygon window in R?

I would like to do some spatial statistics in R. I have a point layer called '1983' that represents the distribution of one species, and a polygon layer called 'SA-R' that represents the study area. ...
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1answer
61 views

shapefiles for global border crossings

I am trying to find a shapefile or set of shapefiles that contain global border crossings. Basically, what are the points of transit between one country and another. Does anyone know if this data is ...
0
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1answer
41 views

Loading shapefile into CartoDB throws 2001 error?

I've been trying to load shapefiles (that are zipped in windows compressed folder) into CartoDB and I always get an error 2001. These shapefiles were exported out of an ESRI geodatabase (SQL Server). ...
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1answer
57 views

Looking for advice on getting GIS data into existing AutoCAD site survey

I've got a variety of GIS data from Albemarle County in ShapeFile and DWG format. I'm looking to get the topographic layers and property boundaries together with my existing site survey created by a ...
0
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1answer
69 views

Persistent datum conflict error. Datums are the same

I'm clipping a number of features using other feature layers, and was careful to get everything into WGS84 beforehand, using what I thought were the proper datum transformations. Now I keep getting ...
3
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2answers
102 views

A python tool like GNU's diff for shapefiles?

I often use the GNU diff tool to compare two files or even two folders for differences. I was wondering if there is a Python based tool out there that does basically the same for shapefiles? In the ...
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2answers
105 views

How to fix shape file projections

I have a project with several shape files. The files overlapping however. I have to go to unusable extents to even see the file on the same screen. I have tried using to project to as suggested here ...
2
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1answer
113 views

Why is shapefile not drawing in expected location after (or before) using Define Projection tool? [duplicate]

I have downloaded this zipped shapefile of bus routes from the City of Houston data portal. I then performed these steps in ArcGIS Desktop 9.3.1: Extracted the shapefile from the *.zip Added this ...
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2answers
170 views

How to convert from .SHP to .MAP for mapsforge?

We are using mapsforge, a Java component for Android. This component use a proprietary format file (.map) that can be download from OpenStreetMap (OSM). I need to use .shp maps, so I want to know how ...
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1answer
47 views

help with editing shapefile

I am not sure how this is done but I Have a shapefile with state borders for a country. What I would like is to sort of delete/dissolve the state borders and be left with only the country border. In ...
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2answers
106 views

How can I create a pdf map at a high resolution while still keeping the file size manageable?

I have numerous layers in shapefile format that contain a lot of data across a large area. I am trying to create a .pdf file that shows all of the area and I want it to be in good quality, so that ...
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1answer
47 views

How to get feature for a given bbox from shapefile by ogr

I have some features point,line,polygon with shapefile format, now I want to get features for a given boundbox, is it possible to remove the features out of the bbox? And for a polygon, I think it is ...
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0answers
47 views

QGIS: field calculator is not working with shapefile created manually

I have an issue the field calculator of GIS 2.2 field calculator. I've not encounter problem to update values with the field calculator (I'm using the $row_num function) if the shapefile was created ...
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0answers
50 views

Shapefiles for all the individual countries in the world [closed]

I'm searching for shapefiles that I can later convert into SVG (with something like kartograph.py). Essentially I'm just looking for the outline with (if possible) a dot where the capital is on the ...
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0answers
326 views

How to query OSM for all beaches facing west? - QGIS preferred

I want to identify all beaches on this planet (or a given subset of it) that are facing westwards (+/- 20-30 degrees). My idea is to use OSM as the data source. Extracting all polygons that have the ...
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1answer
50 views

How to cut short a shapefile?

I have a large world map in a shapefile from which I need to crop a smaller region. I am planning to use in in java based simulation. How to do that? I am completely new to GIS world so can anyone ...
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2answers
71 views

QGIS Connection PostGIS and shapefile

I'm working on QGIS with a database created in PostGIS and a shapefile. Inside the database, I have geometry type data about location of some points, instead on the shapefile there some selected ...
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0answers
46 views

need help creating layer with geom type wkbGeometryCollection with gdal python

I am having trouble creating a layer with geom type as geometry collection. Thus I am unable to output to a shapefile. I have attached code below. dstLayer is null. This does not happen if geom type ...
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2answers
164 views

Error exporting data from Oracle to shp using ogr2ogr

I have an oracle table which I would like to query/make a selection. I would then like to export the selection to a shp file. I'm using gdal and ogr2ogr. Following the guidelines here and here I ...
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1answer
34 views

QGIS hides few graduated points after reopening project

I have a strange problem in QGIS 2.2 (problem is also present in QGIS 2.1). When I add a point (shapefile) layer, apply graduated style and change point size, everything looks fine. Then I save ...
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1answer
48 views

Creating a New Shapefile from Joined Access Table

I'm dealing with a very large amount of polygons. Once I join the land use access table to the parcel shapefile, it takes forever for Arc to draw the polygons. I'm trying to select all residential ...
0
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1answer
275 views

Getting “Points of LinearRing do not form a closed linestring”

I downloaded the data provided here as KML, exported to ESRI Shapefile format, checked it on QGIS and everything looked fine. Upon trying to use the layermapping utility of Geodjango I am getting ...
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0answers
29 views

I want to make a table that displays shapefile information

I have a parcel I'm working with that has multiple layers laid over it. I'd like to make a table that displays various attributes of those different layers. For example, within that shapefile, I'd ...
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1answer
126 views

Why are map tiles being repeated? Using MapServer and Openlayers

Problem I have: map tiles from my layer are being repeated. Shapefile is projection 3059. I have specified 3059 is in the mapfile and also when creating map object. I know OpenLayers.Layer.WMS is ...
0
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1answer
69 views

Import Shapefile into Existing Spatialite Table

I am working with a Spatialite database and a series of shapefiles. I have an empty spatialite table that has geometry and columns. What I would like to do is to load the shapefiles into the ...
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1answer
94 views

extract shapefile attributes from raster colors

I have two layers: a shapefile with states and counties (shp) a raster file (with colors and some text and borders, but not a perfect map) (tiff) I want to use the colors in the raster file to ...
0
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1answer
56 views

Filter geojson or shapefiles

I'm trying to create a geojson file with a few shapes of roads from OSM. Now, I've been able to get shapefiles of the greater region (province) these roads are in from http://download.geofabrik.de/ . ...
2
votes
1answer
49 views

how do I reestablish all feature class references in mxd after their names change?

I have 200 shape files which have been named using an integer at the beginning of the name...i.e 01.03.shp 01.04.shp etc. They are all symbolized within an mxd document. I need to import these shapes ...
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0answers
73 views

Convert Shp to KML error org2org Error4

I am attempting to convert Shp file to Kml using command line org2org application. I have used this in the past to convert more simple shp files and was sucessful. However I get an error message when ...
0
votes
1answer
43 views

How to merge 2 shapefiles in ArcObjects

Using ArcObjects SDK for Java, I have the full path of 2 shapefiles: String in1, String in2, and I want to merge them using the geoprocessing tool Merge. I tried to several methods: ...
2
votes
2answers
347 views

Problem with merging and dissolving a shapefile in R

I am migrating from ArcMAP to opensource GIS. I've succesfully installed R and many packages in a Ubuntu 12.04 machine. I am used to linux and programming in C, but not to R and its syntax. I am ...
1
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4answers
430 views

Needed shape file for Australia and New zealand

I was trying to find a shape file which has Australia and New zealand together(states) so that i could convert to jvectormap for ANZ. where i can find it?
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1answer
87 views

Why is POINT type layer not displayed correctly in my mapserver map?

I have 14 shapefiles from same source with the same WKT: PROJCS["GRS_1980_Transverse_Mercator", GEOGCS["GCS_GRS_1980", DATUM["D_GRS_1980", SPHEROID["GRS_1980",6378137,298.257222101]], ...
2
votes
2answers
274 views

Android app: GPS Logger and POI recorder, with offline map

I am looking for a good app that can do one or many of my below listed requirements. They are listed with the most fundamental functions first. Preferably the app can do all of it, but it should at ...
1
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0answers
63 views

How to create a circle vector layer with 12 sectors with Python and to save average value of underlying raster in each sector?

Hi I am writing a code with Python 2.7 using Arcpy 10.1 and I guess I am doing stuck with a silly problem that lies under my eyes. I have created a grid of points (with "Create fishnet" function) over ...
5
votes
2answers
150 views

Postal codes in shapefile overlapping

I downloaded some shapefiles from the Australian Bureau of Statistics (ABS). Its basically showing a bunch of suburbs when I view the shapefile through a GIS tool. The GIS tool that I am using at ...
0
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0answers
35 views

How to get specific coordinate system to get arcGIS point shapefile in r?

I have a Point shapefile from arcGIS 10. I want to get it in r and also want to get it a specific predefined coordinate systen for my data. I can read the shapefile in R but summary in r Shows ...
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1answer
70 views

Trouble using ogr2ogr w/ -s_srs to combine inconsistent EPSG files into my postgis DB

I'm having trouble combining shapefiles from TIGER and different local governments into a single postgis db to query legislative locations. I've imported all data to multipolygon geom, but found some ...
8
votes
1answer
296 views

Automatically aggregate German ZIP codes by the first two digits in a shapefile

I have a shapefile which contains all German Zip-Codes in a a five-digit format (e.g. 80637). For what I intend to do, this is way to much detail. I would like to aggregate all Zip-Code areas by the ...
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4answers
200 views

Which projection should I use to get my WMS service to work?

All of my shapefiles have exactly the same WKT. Using http://prj2epsg.org I have verified that EPSG:3059 has the same parameters as WKT definition of my shapefiles, so I'm using 3059 in my mapfile. ...