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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How can I add data to a shp file attribute table from arcobjects?

I have a code that selects row data from a listview table in VB.net. I have declared that data as a variable and I can see it if I ask it to dispay a message box (see code below). Now I would like to ...
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60 views

Where to find Data with site that have hazardous, toxic or radioactive substances?

Does anybody know where to find data that lists the location of sites that have hazardous, toxic or radioactive substances? I'm working on a HUD project and need to be able to find out if sites for ...
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55 views

How to remove polygons in shapefile based on attributes in R [duplicate]

I have a shapefile where some attribute data is blank. I can delete those rows attribute table using na.omit. However, the polygons remain when I map the shapefile. I'm using R to make these changes. ...
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0answers
455 views

Can I create a custom Shapefile for SAS with QGIS?

Okay - I am in the process of configuring GIS within our organisation and am waiting for QGIS to be installed. My aim is to use QGIS to compile a custom shapefile of the business regions used by our ...
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2answers
7k views

How to convert AutoCAD file to Shapefile for map from ArcGIS API 3.2 for JavaScript?

I have an AutoCAD file that I want to convert to Shapfile to appear in a map by API for JavaScript in .net. What do I do?
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53 views

Spatial adjustment for vector shp files in QGIS [duplicate]

How to do spatial adjustment for vector shp files in QGIS? I have a set of 4 cadastral maps of adjacent locations. I have converted them form DWG to DXF and then to vector shapefiles. They are not ...
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1answer
326 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 ...
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117 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 ...
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250 views

How can I merge postcode sector polygons into larger territories in QGIS?

I'm new to GIS so patience might be required :-) I'm building a basic web-based mapping tool for business use, to be used as a demo to show that we need one but managers don't know it yet! So far ...
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59 views

SQL server 08 Limitations

The Soil SURvey GeOgraphic (SSURGO) database is a set of very large and complicated shapefiles. We want to load all of the shapefiles for the US into a national SQL database. Are there import ...
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164 views

What is the best way to create polygons on a map and download files associated with the polygon?

My client wants to build a tourist site and for that he wants a backoffice for the map and the ability to draw polygons on the map (that user can see). When the user clicks on a polygon, he gets a ...
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1answer
314 views

Unable to add PostGIS table to Geoserver

I am able to add individual tables to Geoserver using, curl -u admin:geoserver -v -XPOST -H 'Content-type: text/xml' -d ...
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1answer
3k views

importing shp file in matlab

I have digitize 3 rivers on google earth and converted into shp file to use in matlab. I have checked the shp file in Arcgis and they are working. But while opening in Matlab, matlab shows some error. ...
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1answer
213 views

Best practice for loading shapefiles into ArcSDE geodatabase using web application

We are developing a web GIS using Flexviewer and we want to allow users to upload a shp file and insert it into a ArcSDE geodatabase. I think there are two steps at least. upload the shp file (zip) ...
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2answers
497 views

How to use -where SQL in an ogr2ogr loop in GDAL/OGR (bash)?

I'm using the following code: while read line; do for att in $line; do ogr2ogr -where "newcode='$att'" -f "ESRI Shapefile" $OUTPUT/$att.shp $INDATA done done < $SCRIPT/newcodes.txt The text file ...
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115 views

I've converted a kml to shp and want to import it to pgsql database, but no geometry column [closed]

As the title explains, I have a shapefile whose attribute table has no geometry column specifying the location of points. Rendered in QGIS, it looks fine, so the geometry data is obviously there. ...
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328 views

how to create a shapefile for 2 million points with geotools

I have to create a shapefile with the geotools java library for approx. 2 000 000 points and whatever strategy I apply I seem to run into out of memory exceptions as well as everything running super ...
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568 views

how to get ascii grid from corine land use data?

I'm trying to get ascii grid with land use data (by one parameter - CODE_00). Afterwards I will import it into simulation tool. But I cannot figure out how to convert ascii grid from shapefile. ...
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494 views

ogr2ogr failed to reproject shapefile error exceeds limits

I cannot get correct transformation from WGS84 to the Hungarian EOV EPSG:23700 (Hungarian Datum 72) using ogr2ogr. I am using ogr2ogr from the fwtools shell. I have a shapefile in GCS WGS84 (epsg ...
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0answers
51 views

How to load GeoJSON files directly onto QGIS? [duplicate]

Possible Duplicate: Plugin or script to get QGIS to display geoJSON in a layer Is there a way to do this? Or is there a way i can put it onto PostGIS and then load it onto QGIS? I actually ...
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0answers
454 views

RadMap for Silverlight reading in Shapefiles

I have created shapefiles now which is basically a couple of polygons representing rooms in a building. They appear fine in QGIS, but when I try and load it into the application (RadMap in ...
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710 views

How to fix QGIS Server internal server error when using shapefiles?

i read all the questions with 500 server error i could find on the net but nothing seems to solve my problem: I installed qgis and all depending packages on a debian server. The first ...
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86 views

List of methods of determining the projection of a shapefile when .prj is missing [duplicate]

Possible Duplicate: Best practices for identifying the unknown coordinate system of a Shapefile It would be helpful to mention what information is needed to perform each technique. What are ...
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378 views

Convert FeatureLayerClass to shape file error : Item not found in collection

so following this link http://edndoc.esri.com/arcobjects/9.2/NET/91e3e8a0-d355-43d2-a201-0a8ceb719334.htm I am able to convert my featureLayer into a shape file and export it. However, some how for ...
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1answer
72 views

Unable to edit the “id” field in in a qgis shapefile layer (but everything else seems to work)

I am trying to create a polygon shapefile layer in QGIS (2.12.1). Because I will be creating many polygons I'm not going to be able to maintain a unique id number manually (without keeping track of ...
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2answers
2k views

QGIS conversion of Microstation .DGN to .SHP?

I'm attempting to convert a .dgn file to .shp using QGIS. I'm reading that support is only provided for v7 microstation files, is this still the case? I've been using ogr2ogr -f "ESRI Shapefile" ...
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2answers
36 views

How to create for each point feature an Euclidian Distance raster in ArcGIS

I need some comment on how to create an Euclidian distance raster for a point dataset of about 100 features in ArcGIS. I need to create a raster for each single point. My question is, if there is a ...
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2answers
245 views

Shapefile to KML Conversion Problems in QGIS 2.6.1 on Mac

I am currently using QGIS 2.6.1 on a Mac with OS 10.9.5. I am trying to export a shapefile using QGIS to KML format. I am having success with the export but the data is skewed halfway across the ...
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4answers
402 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
210 views

Computing distance of a georeferenced .jpg to each polygon (town) in a shapefile

I have a .jpg that is a highway that spans multiple towns, and a shapefile with boundaries of these towns. I have georeferenced the .jpg so that it is aligned with the shapefile of the towns. My ...
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1answer
6k views

Converting .lyr to .shp in ArcMap?

Does anyone know how to convert a .lyr to .shp format in ArcMap 10.2? I had a look at different forums on the internet and most people suggest that it works by right clicking on the layer in the TOC ...
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3answers
269 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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1answer
32 views

GDAL Truncating/Normalizing Field names

While creating a ESRI-Shapefile using GDAL, it keeps truncating/normalizing my field names. Any reason why it does this? If the Field name is more than 10 characters it seems to do this. For example ...
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2answers
59 views

Delete observations that fall outside of shapefile

I have data that locates places by xy coordinate. I have plotted them on a shapefile. As you can from the sample map I have uploaded, many of the xy coordinates are incorrect and locate places ...
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1answer
1k views

Using Fiona to write a new shapefile from scratch

I am new to Fiona, and trying to wrap my head around reading a csv file and writing out an ESRI shapefile. I have most of it down, but am missing two things; (1) defining the projection/spatial ...
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3answers
9k views

How to compare differences in two shapefiles? [duplicate]

I am a new user to Arcmap 10. I've been trying to figure out how to compare two polygon shapefiles. I need to figure out what the difference is from 2007 - 2013 (increase/decrease) in a couple of ...
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2answers
36 views

Strange coordinates for San Francisco: 5979762, 2085921 from Shapefile

I have a Shapefile (.shp, .dbf, .shx, .prj) that's supposed to represent street data for San Francisco, which I'm writing a parser for. The problem is, when I parse the bounding box according to the ...
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1answer
109 views

RuntimeError: cannot open <shapefile> from ArcPy search cursor? [closed]

import arcpy from arcpy import env env.workspace= "C:/Esripress/Python/Data/Excercise08" fc = "rivers.shp" cursor = arcpy.da.SearchCursor(fc, ["SHAPE@LENGTH"]) length =0 for row in cursor: length ...
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2answers
75 views

Point feature plots in wrong place in QGIS?

I am using QGIS 2.12 on Mac OS X Yosemite 10.10.5. I have a single point with given latitude and longitude. I want to create a new vector layer (shapefile) which will plot one point on the map ...
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1answer
66 views

How can i plot this piece of code with ggplot2? [closed]

I have these vectors of the lakes in New Guinea and the coastline and i want to plot it using ggplot2 exactly as it follows but with a more cool appearance. co<-coastline.shp ...
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2answers
210 views

Parse PHP/HTML to shapefile or similar

I've been experimenting with scraping spatial data from a web page (www.majidata.co.ke). I've managed to find the source of the vector data from within a webpage though and have saved a chunk as HTML ...
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2answers
870 views

How to split a shapefile feature?

The world map that I am using from NaturalEarth.com has France and French Guyana as one feature. I want to split these into two separate shapes. I'm sure there is a quick fix for this, and the others ...
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1answer
102 views

How to view attribute information in shapefile using QGIS? [closed]

I have a polygon shapefile (*.shp) and want to view its attribute data. How can I do this using QGIS?
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1answer
140 views

Exporting point shapefile from ArcGIS for Desktop to R?

I am having several problems in exporting my point shapefile from ArcGIS 10 to R. I tried to save the shapefile as a CSV, but R reads all in one row; somebody in another question answered to use ...
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1answer
294 views

add wkt representation of the geometry as field in qgis

I have the shapefile of boundaries loaded in qgis. I want to add a field in the file which is WKT representation of the feature. Update As Nathan W answered I used geomToWKT( $geometry ) and got ...
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2answers
896 views

How to convert shp to PostGIS dump?

Given a file my_file.shp such those from Gadm e.g. US administrative divisions, where the coordinate reference system is latitude/longitude with WGS84 datum. Input could actually be: Shapefile, ...
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2answers
1k views

Using Select By Attribute on shapefile in ArcPy?

I am trying to take an existing shapefile and narrow down the attributes using the 'select by attribute' The problem I am trying to solve is: Find parcels that have an acreage >= 100. The code I ...
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1answer
38 views

Opening specific area only

I have a Shp file loaded of a County boundary, but i would like to open another shp file but only show the lines etc within that area and automatically delete anything outside. Thank-you
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2answers
897 views

Error import ShapeFile shp2pgsql-gui

I'm trying to import a shape file to my PostGIS database but I can not, give a look: Importing with configuration: 12mie250gc_sir, public, geom, / ...
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2answers
143 views

What GIS software did you purchase to work with Tiger data?

It looks like in Tiger line file the user must have mapping or Geographic Information System (GIS) software that can import TIGER/Line data. Has anyone worked with the TIGER/Line data. What GIS ...