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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404 views

Editing blank feature class in ArcMap

I'll try to describe my problem the best I can. I'm very new to ArcGIS. I have a jpeg showing an old map of NYC zones. I was able to georeference this image with a shapefile of NYC blocks. I wish to ...
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1answer
402 views

CartoDB st_makeline with geography datatype

Hi I am using an online cartodb account to try and create a shapefile based on flight routes between one airport and another. So far, I have uploaded my lat/long points for each connected airport, ...
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3answers
1k views

How to import shp2pgsql on mac?

I am using EnterpriseDB to run Postgis. when I run "shp2pgsql" on got an error message. ~ macbook$ shp2pgsql -bash: shp2pgsql: command not found ~ macbook$ which shp2pgsql I read that I should ...
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1answer
108 views

How to compose WFS GetFeature link from WMS capabilities definition?

This publication of geoinformation provides download links for GetCapabilities documents via WMS. The platform also runs a WFS service as can been seen here. I wonder if it is possbile to compose a ...
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1answer
112 views

osm_id in a shapefile vs. the uid and id attributes in an OSM file

I'm parsing an OSM file using the Python package osmread. The entities parsed have the following attributes id, version, changeset, timestamp, uid, and tags. On the other hand, I have a shapefile, ...
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1answer
260 views

How to subset some polygons from shapefile?

I have a shapefile of lakes with lots of polygons. The area I'm interested in is only big lakes. Is there any way to subset only the polygons I interested from the shapefile? How can I do it in ...
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1answer
152 views

How does QGIS Topology Checker check the topology of SHP and OSM files? [closed]

Can anybody make me clear if .shp & .osm (OpenStreetMap Data) are holding topological data/relations or not. if .shp files are not holding then how qgis plugin topology checker checks for the ...
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1answer
322 views

Why do Shapefiles and GeoJSON behave differently in GDAL Python?

I have a test.shp. I loop over the file, buffer the features, and write the buffers to a new file. I tested writing the buffers to a Shapefile and to a GeoJSON. If I try to use the new buffer layer ...
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1answer
116 views

Missing a Geom field in PostGis

I am working in a Database preaparation for that I exported a shapefile from Qgis to PostGis.The Problem is this: In Qgis I can see a Polygon feature but when the same polygon feature is exported to ...
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2answers
67 views

ShapeFile with Z Co-ordinates

I have 3 shapefiles, two of them wihtout the Z Co-ordinates elevation but 1 of them has a Z co-ordinate elevation. I can load two ShapeFiles into my SQL Server Database which does not have Z ...
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1answer
102 views

Error in shapefile?

I have been provided a set of shapefiles (a couple of thousand). I don't own any GIS software but I would like to convert the shapes to KML and Google's encoded polyline. I have put the shapefile ...
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1answer
121 views

Census Shapefiles Fit to Land

I'm looking for an oceans or coastlines shapefile that's a more detailed than what Natural Earth has to offer (1:10m). I'm working with 2000 Census county shapefiles, but it doesn't cut out lakes or ...
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2answers
1k views

A shapefile / boundary coordinates for Bangladesh divisions

Are there any shapefiles on the boundary coordinates for each of the Bangladesh administration divisions? Essentially what I want to achieve is to have the minimum and maximum of the longitudes & ...
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1answer
75 views

Polygons Shrinking and Moving as if CRS Was Suddenly Out of Sync with Project

I long ago set the CRS for a linguistic geography project I'm working on involving Oklahoma data (EPSG:2836 - NAD83(HARN) / Oklahoma North), and I have been closely monitoring that the polygon ...
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1answer
1k views

OS Vectormap GML files into PostGIS

I am having difficulty in efficiently dealing with OS Vectormap data that comes in GML format. In the past I used the Plugin for QGIS (OS GML Tools) to batch convert folders of compressed GML (.GZ) ...
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2answers
358 views

Calculating distance to a feature from a reference line

I have multiple shapefiles, each containing a coastline for a specific year. I want to calculate the perpendicular distance to the shoreline from a fixed vertical reference line. Please recommend me ...
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1answer
847 views

When I export shapefiles from ArcMap 10 there appears to be no xml file created?

When I create shapefiles in ArcMap, be it by selecting certain features from existing data or creating new polygons/points/lines, I look in My Computer and see a dbf prj sbn and sbx file. These ...
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2answers
1k views

How to show .shp file on Mapview(ArcGIS Android SDK 2.0.0)

I'm using ArcGIS Android SDK for first time. I have worked on a sample project and am able to get a World map using this.. map = (MapView) findViewById(R.id.map); map.addLayer(new ...
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1answer
158 views

Correlation and terrain databases [duplicate]

I would like to know what kind of computation I could perform on a terrain database. I'm making terrain for VBS2 from raw data (shp files and DTM Elevation files) and then I'd like to be able to check ...
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1answer
148 views

How can I create a button to add a POI layer?

I am making a map of a city with openlayers. I have the shapefile data of the POI (hospital,bank,school etc.) I want to add the layers with buttons not in layerswitcher. Like whereis.com's quick ...
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1answer
506 views

Transform ssf to shp [duplicate]

Good Morning Do you know a free program that transform *.ssf to *.shp files? Thanks Eduardo Abade
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1answer
850 views

Openlayers shapefile polygons hover effect

I have shapefile polygons. I'm using OpenLayers with OpenStreetMap tiles. Is it possible to create hover effect which will show up info window with some informations about that polygons? Is it the ...
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2answers
3k views

How to import data from excel and associate it with individual shapes?

New user on ArcMap - Working with shapefiles... Question: the shapefile I am working on, a polygon is a plot of land, each plot of land has a history of owners. I am currently having to copy/paste ...
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1answer
24 views

Combining field data from multiple shapefiles into one queryable layer using ArcGIS for Desktop? [closed]

How do you combine multiple field collected data set in shapefile form in to a single layer in ArcGIS 10.3 for Desktop?
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1answer
24 views

ArcGIS - Make colour gradient in street network shapefile accordingly to buffer distance from central points (bus stops)

I need to do a colour gradient in the street network shapefile (cyan selection in the map attached, in a layer) accordingly to the distance from the points in the other layer (the more distant, the ...
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1answer
45 views

Clip a GeoTIFF with a shapefile

I have a geotiff file that I made in Python. After I created it, I realized it was for all of North America, and I only need the United States. I then got what I assumed was a shapefile of the US ...
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1answer
30 views

Shapefile location change repair. HResult E_FAIL

I'm working on a ArcMap plugin using ArcObjects that will change the location of a shapefile that is broken. However, I'm getting HResult Error E_Fail whenever I try opening the feataure class. This ...
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1answer
38 views

Mexican states SHP without coastline?

Is there a shapefile anywhere showing Mexican boundaries (national & state) that are NOT clipped to the coastline? Either polygons showing the maritime boundary, or polylines showing only the land ...
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2answers
36 views

Filling field with different names using ArcGIS Desktop?

I have a shapefile with a field called "Name". The name field contains many hundred columns of City, Lake, River, County. I want to add a value in another field for each of the entries in "Name". ...
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1answer
37 views

Clipping raster with polygon for band-by-band output using ArcGIS Desktop?

How do you clip a raster image with a polygon shapefile so that the output is multiple clipped rasters, each one a band (i.e., clipped raster band 1, band 2, and so on)? I've tried the clip tool for ...
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1answer
30 views

Ogr2ogr unable to export S57's Symbol to Shapefile

I am using ogr2ogr tool to convert the S57 files to shapefile. However in the resulted shapefile, I am unable to show the original icons from the S57. For example, the SOUNDG layer be represented by ...
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1answer
38 views

Leaflet + GeoJSON and ArcMap : Map fails to load if missing variable

I am working on my first web map using the Leaflet API. I have a shapefile that was converted to the GeoJSON format (within ESRI's ArcMap software). The Shapefile contains a field attribute named ...
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1answer
48 views

Remove 3D geometry in shapefile using OGR

I have a series of shapefiles, that have 3D geometries (ie: points ZM). I would like to remove the 3D geometry so that the files are 2D. Is there a way to remove 3D geometry from a shapefile using ...
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1answer
94 views

How worked with large shapefile using sharpmap? [closed]

I use sharpmap for working with shapefile. Now shape file is big and sharpmap take a long time to loading layers. Please tell me how i can speed up working with shapefile.
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3answers
84 views

Attribute table in shapefile polygon [duplicate]

I have many polygons which represent different areas (with different plant species in each of them). I want to “link” some information to the polygons in order to later be able of seeing which kind ...
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1answer
51 views

Reverse gdal_rasterize (-i option) does not work

When I use: gdal_rasterize -b 1 -b 2 -b 3 -burn 255 -burn 255 -burn 255 polygon.shp tiff.tiff I get a new tiff with a white hole in it with the shape of the polygon shp. However, when I use the ...
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1answer
62 views

Converting tags in OpenStreetMap (OSM) files to attribution in shapefiles?

I've downloaded the street data from OpenStreetMap (OSM). I'm looking for speed limit attribution and OSM seems to be the only source for my jurisdiction (Ontario, Canada). The problem is, the speed ...
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1answer
54 views

How to classify shapefile values in QGIS?

I would like to classify shapefile values using graduated style in QGIS, but instead of using the default mode of classification (e.g.natural breaks with values range 0-10, 10-20, 20-30), I would like ...
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2answers
104 views

Help finding point in polygon via Spatialite with example karst zones data

I'm working on a school project involving Spatialite and point in polygon queries. I've successfully followed this example: http://blog.crazystyle.net/?p=255 I am now trying the same sequence of ...
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1answer
33 views

Can you display mxd files on a app for iPads?

I would like to know if there is any apps that can displaying ArcGIS data? I have multiple .mxd's that i would like to display on a portable app.
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3answers
1k views

Indonesia Level 3 Administrative Shapefile

I've been looking for Indonesia shapefile for level 3 or more administrative boundary and I still haven't found it yet. I found in (gadm.org) but it only level 2. So anyone know where I could find it? ...
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1answer
41 views

Error: Failed to convert: Database Connections… when trying to export to shape file

I have created a table with some derived data in SDE using sql server. The following is an example row of the table: T_OBJECTID T_GEOID T_STATE T_COUNTY T_TRACT T_NAME T_LSAD T_CENSUSAREA ...
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1answer
17 views

Sub-Shapefile Attribute Ineritance

I have two shapefiles: a shapefile of plant communities: each polygon there covers a wide swath of land and names the plant community there. I also have another shapefile that identifies a bunch of ...
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2answers
323 views

How to convert kml to shape file in Arc Map 9.3.1 [closed]

I would like to know about conversion tools available for kml to shp file formats. In arc map 9.3.1
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1answer
125 views

Overlaying grids with a polygon to determine the average value of the overlapping grids for that polygon

I would like to add the average, minimum and maximum value of, let’s say soil moisture (variable "value" in my case), to each NUTS3 region (= a NUTS3 region is a polygon of a certain small area in ...
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1answer
47 views

How to rasterize a shapefile in R? [duplicate]

I have several shapefiels that i have to turn into raster. Here's the coastline coastline<-readShapeSpatial("shp") r <- raster(ncols=90, nrows=45) jd<-rasterize(coastline,r) plot(jd) ...
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1answer
97 views

Distance to coastline?

I have a shapefile of Ireland, and some xy coordinates plotted on top of it. Is it possible to calculate distance to the coastline, for each XY? I am an ArcGis beginner.
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1answer
56 views

Can I calculate an average height from a contour dataset?

Hi all first time posting here, however have had a lot of help from this forum! Basically I have a contour dataset and need to find the average height.. seems simple but I cannot seem to find an ...
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1answer
50 views

Join line segments sharing a common attribute, using GDAL

I'm having trouble rendering a shapefile consisting of trail routes broken down into many short segments. So I'd like to combine them into a small number of line features, which share a NAME and touch ...
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1answer
39 views

Properly placing my raster over a shapefile on my map

I have an ASCII file that I converted to a raster. My heading on the ASCII file is: NCOLS 156 NROWS 720 XLLCORNER -170989.3011812 m YLLCORNER 1417628.464462 m CELLSIZE 1 ...