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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1answer
23 views

Creating perimeter around multiple polygons using ArcGIS for Desktop?

This may have a simple answer that I'm just missing. I have multiple polygons in one shapefile I would like to make a larger Polygon around all of them. Is there a tool that is able to do this? ...
1
vote
1answer
17 views

QGIS show gdal_polygonized file in EPSG:54004 instead of EPSG:3857

I am polygonizing a TIFF with the gdal_polygonize.py and the resulting Shape is shown in QGIS in the wrong projection - EPSG:54004 instead of EPSG:3857. I have a TIFF in EPSG:3857 and polygonize it ...
-3
votes
1answer
50 views

Sending Shapefile to SQL Server 2012?

How can I send a shapefile to an SQL Server table? I have searched and found a tool called ShapetoSQL but I am developing a c# Windows application so I am looking for an Open Source solution.
1
vote
1answer
131 views

How to open .shx files?

I want to see the contents of an .shx file to see how the index information is stored in these files so that I can get some help in writing my own shape files. Can any one guide me on how can I open ...
1
vote
1answer
18 views

How to use polyline Z in shapefiles?

I am researching about shapefiles. I am not able to understand the usage of polyline Z parameters. I have searched the internet but I didn't come across any example where this parameter is being ...
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0answers
25 views

Shapefile to Rectangle Overlay/Intersect Test?

I have a shapefile and a repository of images that have corner Lat/Long points. I want to search that images who overlaps/intersects to shapefile. Here is the scenario that I am doing, creating a ...
2
votes
1answer
20 views

Intersect shapefile with raster, then determine proportion of each raster value?

Using the arcpy module in Python, I want to find the proportion of each pixel value within the boundary of an overlaying polygon. (The polygon is in a shapefile.) For example, there are 10 possible ...
1
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1answer
38 views

ogr2ogr reprojection works on command line but shifts output when same command run from inside python?

Reprojection with ogr2ogr works fine on command line, but shifts the polygon to northeast when same command is run from inside python using os.system(...) Any ideas why this could be? I hard-coded ...
1
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0answers
50 views

Adding information from excel into ArcGIS [on hold]

I am working in ArcGIS and have a excel sheet with data pertaining to properties. I want to add this data to a map in ArcGIS of which i have property boundaries as a shapefile? I have a common folio ...
1
vote
1answer
18 views

Filtering out a subpart of a polygon shape file

I have ArcGIS 10.1 for Desktop software. I am working with a polygon shape file (having n rows) in ArcMap. The project demands splitting this file into two polygon shape files having n1 and n2 rows ...
2
votes
1answer
35 views

Unicode Decode Error for shapefile in Python

I have Python script for converting shapefiles to Geojson. My code works well if I use some usa data, but when I want to use some other encoding, it gives me this error: Traceback (most recent ...
2
votes
1answer
22 views

Cant find Define Line Portion tool

I am following the procedure on this help page: http://resources.arcgis.com/en/help/main/10.1/index.html#//00390000002z000000 However when at step 3, I can't seem to find the Define Line Portion ...
1
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2answers
24 views

Drawing the boundaries on coordinate file and classifying the points

I have imported the data on coordinates in Excel which are classified into 3 types: Class 1, Class 2 and Class 3. When I Add delimited text layer, I get the following output: I have two basic ...
2
votes
0answers
36 views

Generating a map from a shapefile using ms4w mapserver [duplicate]

I am trying to generate a map from a shapefie. Through some initial searching, I wrote the code below but I am getting just a white page. Below is my code: MAP # To enter comments into a mapfile ...
3
votes
1answer
60 views

How write query in “Select_analysis” that compare string from one column with another column?

I have a shp file (s.shp) with column "A" and column "B". I try copy from this file only that rows where string value from column "A" is part of string value from column "B" e.g. A 0.1 0.2 0.3 ...
2
votes
0answers
39 views

How to convert shp to csv

I am trying to convert my shape files to csv through a batch processing in Java using Geotools. The problem is I have more than 500 shape files (point features). The code is working fine for a small ...
1
vote
0answers
27 views

GIS files for US Special Districts?

I'm looking for GIS files (shp, geojson, kml...) for US special districts, but I can't find them anywhere. Special districts are single-purpose local governement distinct from counties and ...
1
vote
1answer
33 views

Box cropping shapefile based on particular latitude and longitude using QGIS? [duplicate]

I have a shapefile and I need to crop/clip it based on a rectangle of particular latitude and longitude using QGIS. If it is possible, how do I do that?
2
votes
1answer
64 views

Shapefile for India which includes Telangana (state)?

I need a shapefile for India which is up-to-date to display the regional borders. By up-to-date, I mean that it includes Telangana as a state. Many shapefiles that I downloaded do not have Telangana ...
1
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1answer
42 views

Converting shapefile to KML using JavaScript or PHP?

My client needs to generate maps from shapefiles. Through my initial search, I came to know that we need to convert shapefiles to .kml then we can generate maps from google maps. So I searched for a ...
-2
votes
1answer
51 views

Identifying projection for shapefile with unknown coordinate system, no z values and no measures? [duplicate]

I am attempting to create a GIS Project with multiple Brazilian cities. I have been collecting, and am interested in, shapefiles that delineate the neighborhood boundaries of said cities. One city's ...
1
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0answers
17 views

European Rail Freight Map (shapefile or other ArcGIS format)? [duplicate]

I need European Rail Freight Map (shapefile or other ArcGIS format) for a GIS project. Does anyone have this data?
2
votes
1answer
33 views

GeoJSON and HTML/JavaScript vs Shapefile and Silverlight

I'm developing a map application (Several shapefiles with OpenstreetMap or BingMap on background and some dynamically generated features on the map). I'vs created some part of it with Telerik RadMap ...
0
votes
0answers
41 views

Convert series of WKT to Shapefile

I have seen am ability in SQL Server 2008 Spatial Tools here that saves result of query as shapefile..I am intrested in how to do this task using C#..Is there any way to do this?I found ways to ...
3
votes
1answer
97 views

Creating .shp from .dbf in ArcMap?

How do I create a shapefile using the latitude and longitude information in my dBASE table? I am using ArcMap 10.1
3
votes
1answer
25 views

Lambert_Conformal_Conic: converting from shapefile to geojson fails

I have a shapefile that also contains a proj file that looks like so: PROJCS [ "MGI_Austria_Lambert", GEOGCS [ "GCS_MGI", DATUM [ "D_MGI", ...
0
votes
3answers
117 views

Import shapefiles on my postgis table using R

Using R, I would like to import shapefiles that are in a directory on a geometric table i have on postgresql / postgis. What is the instruction that allows me to do it? EDIT: here is my code to ...
1
vote
1answer
28 views

Merge polygon based on other line shape file PostGIS

I have a polygon shape file and a line shape file. I would like to merge two polygons which shares the same border along with line shape. Finally the line should be removed in polygon shape file. In ...
1
vote
2answers
41 views

Row-crop field boundaries

I'm on the hunt for field boundary coordinates in the US in the form of GeoJSON, a Shapefile or any structured format that I can use to overlay on a map. I've tried looking at the US Department of ...
3
votes
1answer
58 views

How do I save a polygon once I have created it in editor?

I am attempting to create a new polygon. I go to ArcCatolog>New>Shapefile and make sure Feature type is set to polygon. I create the polygon and if I click save edits or stop editing, it disappears. ...
1
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2answers
33 views

Adding polygons from an existing layer to a new layer (shapefile)?

I have an existing shapefile that contains parcel data. I would like to add some of the existing parcels to a new shapefile. I am using ArcMap 10.1.
3
votes
2answers
99 views

Importing .shp to postgreSQL

I want to import a shp file to postgreSQL. First I create sql file and then run PostgreSQL. To create sql file, I run this command in windows cmd: shp2pgsql -s 4326 worldCountries.shp worldcountries ...
4
votes
1answer
41 views

Summarizing different (local) shapefiles/sources into one centralized database using ArcGIS for Desktop?

Using ArcMap/ArcCatalog 10.2, is there a way, to summarize a huge number of widely spread shapefiles/sources (different servers, different hard drives etc.) into one centralized database, in order to ...
-1
votes
1answer
37 views

Displaying Shapefiles using Python? [closed]

I have some shapefiles, which I want to display in Python. Is there any code for that?
1
vote
1answer
22 views

How to show number of patches in a neighbourhood?

Given one raster file containing only one zone that indicates patches of vegetation in a city and a shape file containing neighbourhoods for the city, explain how you could create a map that shows the ...
1
vote
1answer
45 views

Postgres/PostGIS: Dissolve multiple fields with COUNT (Point shape)

I have loaded point .shp feature classes into Postgres 9.3 db, and enabled postgis,plpgsql,postgis_topology extensions. I'm looking to dissolve multiple fields within a single table 'TABLE1' and add ...
4
votes
2answers
160 views

Merge uniquely named point shapefiles in 50,000 different folders into a single layer

I have point shapefiles in 50,000 different folders (each shapefile file name is unique) - about 33,400 shapefiles (not all folders will have a point shapefile). I like to open the point shapefile in ...
2
votes
2answers
61 views

Group adjacent polygons with similar (but not same) attributes

In ArcMap 10, I have a few dozen tiffs with cells that represent habitat area that has been burned. Each burned cell has a Julian date of the fire associated with it. I want to end up with polygons ...
2
votes
1answer
24 views

Converting .multiple shapefiles into Image Pyramid?

I have multiple shapefiles, and I want to import them as image tiles. How do I convert a shapefile into image format and then convert that single image file into an image pyramid such as that of ...
1
vote
2answers
24 views

Converting Shapefile data to GeoJSON

I have access to some open data for which I want to obtain some coordinates to put onto a map. Unfortunately, the data is in the Shapefile format which is rather difficult to work with. I am trying to ...
1
vote
0answers
37 views

Neighborhood boundaries and building footprints for Johannesburg?

Are there any sources for free (or commercial) and distributable neighborhood and building footprint datasets for Johannesburg out there? I've already looked on: Google OpenStreetMap joburg.org.za ...
2
votes
0answers
42 views

Merge shapefiles to one tool not working?

When using the data management tool "Merge shapefiles to one" in QGIS why is it copying one of my shapefiles instead of merging the two together as it should?
2
votes
1answer
42 views

Where can I find a shapefile of the Indian electricity grid?

Does anybody know where I can find a shapefile of the major components of the Indian electricity grid? Ideally, I'd get transmission/other high-voltage lines, substations, generating units, and ...
2
votes
2answers
57 views

How to export all the layers from Table of Content to shp file?

I have got lots of different layers in the Table of Content panel in ArcMap. I want to export them all in shp format in one go. How can I do that? So far I have been doing it one by one by right ...
2
votes
0answers
24 views

Memory layer or QgsVectorFileWriter Error?

Currently this excerpt of code will not save to file (as it is supposed to). The memory layer is visable and editable. Yet even when manually saving the layer, any priorly added features ...
2
votes
1answer
44 views

How to use pgsql2shp when PostGIS extensions installed in a separate schema as geometry

I have the PostGIS extension (postgis functions and spatial_ref_sys table) added to a specific schema called postgis. I'm wanting to run the pgsql2shp utility with a select query on geometries stored ...
3
votes
1answer
50 views

SHP File to .NET Conversion

I have been a .NET programmer for 13 years but I have absolutely no GIS experience and I need a starting point. I have to take some shape files and overlay them on a graphic of a static map. With the ...
1
vote
4answers
53 views

PostGIS importing shapefile error w/ official manager

I'm having some trouble when trying to import an shapefile of the Sao Paulo Brazil's state (I downloaded it from the web and I'm using the own PostGis manager to import it). Here's an image! The ...
1
vote
0answers
10 views

Proper updating of new memory layer geometry?

Current workflow for a toolbar button: -create memory layer -save memory layer to shapefile Then the user uses the built-in QGIS tools to add geometry and finally saves changes via the auto prompt ...
1
vote
1answer
30 views

Add multiple fields to attribute table by python, with a prompt window for parameters

I know how to add field to arcmap shapefile using Python: import arcpy arcpy.env.workspace = "H:\pythonexercise\NZL_rds\NZL_roads.shp" arcpy.AddField_management("NZL_roads", "LENGTH", ...