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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4
votes
0answers
36 views

How can I identify lines that intersect a certain raster layer area?

How do I identify certain roads ( of a line shapefile) that intersect with a layer that is produced from the reclassify tool (for raster data)? I am trying to identify which roads specifically are in ...
5
votes
2answers
440 views

How to stop writeOGR from abbreviating Field Names when using “ESRI Shapefile” driver

I'm currently using the following script to add some attribute data from a table to lots of individual shapefiles: library(rgdal) specieslist <- read.csv("SpeciesList1.txt", header=F) attdata ...
1
vote
0answers
16 views

Can't get pyshp to work when converting csv to point file [closed]

I've been hammering at it for ages, but I just can't get pyshp to work. The csv file looks like this: lon,lat -122.5163113, 45.55324148 -95.1719409, 29.97979461 153.0072888, -27.45988559 etc, ...
8
votes
7answers
9k views

Fixing corrupt shapefile?

I have a shapefile that I was working on in ArcGIS Desktop 9.3 get corrupted somehow and it gives me the error "Number of shapes does not match the number of table records.". What I would want is to ...
9
votes
3answers
3k views

Divide a complex shape file into a grid

I have a decently detailed shapefile with polygon/multipolygon features (the file is about 500mb). It's actually a shapefile of the entire world, with the features representing coastlines. I need to ...
3
votes
1answer
44 views

Show raw bytes that make up an attribute in a shapefile

I am processing shapefiles, and I'm trying to track down an encoding problem. I want to check the raw bytes of an attribute to see if this shapefile (and hence the step that created it) is the source ...
3
votes
1answer
39 views

Convert coordinates from readShapePoly in R to long-lat coordinates

I'm trying to find some centroids of a shapefile for Danish municipalities and afterwards find the driving time between them. I use R's readShapePoly function from maptools combined with the ...
-3
votes
1answer
43 views

Combining many individual precipitation shapefiles to show by year in ArcMap?

I have 10 years of each year precipitation in shapefiles and would like to combine them into one to show years in ArcMap layer. Do I need to use the append or union ?
3
votes
2answers
2k 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 ...
0
votes
0answers
26 views

Separating data in shapefiles [duplicate]

Is there a tool I can use to break a shapefile apart and create separate smaller shapefiles based on attributes. Without selecting each one and creating a layer form selected. Or if not is there a way ...
1
vote
1answer
63 views

shapefile for mumbai area or section wise

please don't kill me if this question is listed anywhere else, i really searched high and low to find answer to this question. i am working on a project in which i need to plot data on Mumbai city ...
1
vote
1answer
108 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 ...
0
votes
2answers
53 views

How to link a shapefile with points to a shapefile with lines?

I have a shapefile with points (nodes) and a shapefile with lines (pipeline) which I have extracted from a water distribution network. I have been able to transform the points into the right ...
0
votes
0answers
28 views

error converting shapefile to geoJSON with Ogre online tool

I am using on online tool built with ogr2ogr to convert shapefiles to geoJSON: http://ogre.adc4gis.com/ It's worked well except for one shapefile, and I can't see why... The shapefile has only six ...
0
votes
1answer
32 views

Displaying polylines in different color / Color gradient

Though i am using QGIS, yet I am not confined by tool (can use an entirely different tool or a plugin for QGIS) usage.. Only aim is to get the following: I am reading various shapefiles in QGIS and I ...
1
vote
4answers
153 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
38 views

Points In Attribute Table Will Not Display In Data View

I am using ArcMap 10.2.2 and opening a shapefile of points. My issues is this: the points do not appear in the data view. In other words, I cannot view the points in the display where they usually ...
0
votes
1answer
117 views

Open multiple hyperlinks in one point directly from QGIS?

I have an enormous shapefile and each point has about twenty different attributes. About five of these twenty are hyperlinks- is there anyway to open these directly from selecting a point in QGIS? ...
4
votes
1answer
1k views

Union, Dissolve, Buffer — multiple layers, all in one step?

I'm a new user of Quantum GIS (1.7.3) and I need to repeat a task multiple times, so I'm wondering if there is a quicker way to do the following (with three or more polygon layers - each layer has a ...
0
votes
2answers
36 views

Diverse values to one field for soil analysis

I have soil analysis data in an Excel table. For one analysis point there are values at three depths. Besides the Excel file I also have a shapefile with the points to which I want to add the soil ...
1
vote
1answer
63 views

How to get the layer name with a arcpy code

Using the FeatureToPoint tool I've having difficulty calling just the name for file without the extension or path. Here is the part of the script that I'm creating that Im stuck on. eg. ...
2
votes
1answer
820 views

Seeking shapefiles of business locations [duplicate]

Does anyone know where to find shapefiles of businesses such as grocery stores or gas stations?
4
votes
2answers
874 views

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 ...
9
votes
7answers
3k views

Is there a Free Opensource Shapefile Writer for .NET?

I am looking for a well documented, OpenSource Library that can create and write to a shapefile from .Net. I need lower lever access:i.e. I should be able to write feature by feature. Does such a ...
0
votes
1answer
167 views

Creating a layer in arcmap by dragging a table from an OracleDB

I am working on a project for a client, they gave us some data from their oracleDB, and when I connect to it in arc map I can just drag and drop the tables from the catalog window into arcmap and they ...
0
votes
0answers
20 views

ArcGIS Online : 'Unable to import this shapefile (a is undefined)'

After saving a shp file from QGIS I get this error adding the shp to ArcGIS Online: 'Unable to import this shapefile (a is undefined)' I tried saving in different projections (WGS1984 (EPSG:4326), ...
2
votes
1answer
148 views

Natural Earth: How to get the position of all provinces that belong to a state

This question is about Natural earth 1:10 states and provinces.shp file. I'm using ogr2ogr and want to know the name of the id i need to pass . In purpose of pulling out the right states regions. ...
0
votes
1answer
89 views

How to use shapefile in QGIS on Debian?

I am extremely new to GIS and I just received a shapefile, as a zip file that includes the following files: filename.SHX filename.SHP filename.prj filename.dbf filename.cpg but I am not sure how I ...
0
votes
0answers
22 views

How can I draw a Line on a Shapefile?

I have a problem, in Java I can draw points on my Shapefile, but I don´t know how to draw a Line. I found the SimpleLineSymbol, but don´t know how to use it further. My first try was LineString ...
1
vote
0answers
21 views

how to convert shp and gis line and raster data to autocad (dwg or dxf) in QGIS or GRASS

I am trying to find out which is best free GIS program with ability to convert shp and line and raster files to files suitable for autocad (e.g. dwg and dxf). I have QGIS and GRASS. I get an error ...
0
votes
0answers
9 views

Troubleshooting a few missing shapefiles on Google Fusion Tables

I downloaded a set of election precinct shapefiles from the Clark County Nevada website and converted them using shpescape.com into KML files for Google maps. Now I'm trying to troubleshoot why a few ...
0
votes
1answer
42 views

multiple shapefile export to kml

I 'm new in Python script and i want to export shapefiles in the folder as the kml file with define layer files. for single shapefile it work perfectly refer below script. But I want to export 4 ...
2
votes
0answers
15 views

Converting pre-ADF coverages to current shapefiles?

I have a set of old coverage files, published at 1995-1996 in a CDROM by an official mapping authority. They were, therefore, made with ArcView 1.x and don't have the ".adf" extension. The files that ...
2
votes
1answer
26 views

Script to convert a shapefile to an OSM poly file on WIN 7?

Is there a commande line tool running on WIN 7 which is able to create OSM poly files (polygon filter file format) from shapefiles? The tools listed here do not seem to fit my needs. The only ...
3
votes
2answers
62 views

PyQGIS: Speed up for adding features and attribute arrays?

Context: I'm writing a dynamic import tool for QGIS (2.2 to 2.5) with python. Datatype: Binary Datasets with environmental simulations from HPC which might contain millions of features and terabytes ...
0
votes
0answers
30 views

shape file is not getting added on open layers web mapping application

I am trying to add a shape file which is already on IIS SERVER.it is returning the error code 0x805e0006. When I am trying to open this shape file url in browser it is not getting downloaded also.From ...
2
votes
2answers
66 views

“Phantom” features showing up in QGIS 2.4

I tried searching for this, but am unsure exactly what my problem is. I am using QGIS 2.4 on Windows 8.1. I have a project in which I have been digitizing from OpenMaps. Last night I was doing some ...
0
votes
1answer
210 views

Z value (height,altitude) from 3D multipoint shapefile in QGIS

Is there a way to get Z value/height/altitude from 3D multipoint shapefile in QGIS? All I found is way through SpatiaLite or PostGIS as explained here: ...
3
votes
2answers
50 views

How can I export data containing umlauts from PostGIS to shapefile, without losing the umlauts?

I am exporting my Finnish (Finland) data from PostGIS to esri shapefile. I am using the PostGIS Shapefile Import/Export Manager and I don't see any way to specify the encoding of the shapefile's ...
2
votes
2answers
668 views

Shapefiles *.dbf data, encoding problem

I have to work with the Shapefiles, and all is fine except data in *.dbf When I have first deserialized file, I have thought, that I'm doing smth wrong, but when any soft like (QGIS, SAGA, ESRI ...
0
votes
1answer
35 views

How to save time without date in shapefile's DATE filed using ArcGIS 10.2?

I am trying to save a time in a shapefile's DATE field (without a date, because shapefile can only store something one simultaneously - date or time). I use field calculator with PYTHON parser. I am ...
0
votes
1answer
197 views

ST-Links convert Feature Class to DB Table error

I'm using ArcMap with the ST-Links SpatialKit Conversion tool to convert a Feature Class to a DB Table. But I'm getting an error: ERROR: 42601: type modifier is not allowed for type "geometry". I ...
3
votes
1answer
62 views

Shapefiles - Polygon type - is it in fact multipolygon?

I'm wondering about the ESRI shape file with shape type 5. When reading the spec I see that "A polygon may contain multiple outer rings.". Does this mean that these outer rings must be combined to ...
1
vote
1answer
78 views

how to allow null values in a feature-layer

I'm using ArcDesktop 10.2. I have 30 x,y locations that have 20 fields of numeric data, stored in an Excel spreadsheet. Some cells have no data, and I want those cells to be represented as null values ...
1
vote
0answers
39 views

How i can have the same xMin,yMin for vector files in Qgis 2.4

i have a .shp file(polygon) in EPSG:2100 - GGRS87 / Greek Grid and an other .shp(points) in the same system(EPSG:2100 - GGRS87 ) but different xMin,yMin. The first has xMin,yMin 583309.00,4152885.94 ...
4
votes
2answers
2k views

How can I export data from a feature layer in ArcGis Server?

I'm using a public ArcGis server with some data I would like to export to shape or some other format. I know I can make a program (I'm a developer) that could query the server for all the features on ...
0
votes
1answer
23 views

Slow in zoom, pan

I am working on GIS tool but it is very slow when try to zoom, pan or open attributes. can any one suggest is there any way to make it fast?
1
vote
1answer
38 views

Public GIS data for lots within sections of township and range for NM, USA

Anyone know where to find a publicly available shapefile/fc of lot divisions within sections for township and range of New Mexico? I've been to several government websites that offer this type of ...
2
votes
0answers
43 views

How to create dynamic maps based on updated attributes in SHP file

I am novice GIS'er. I can create maps and do basic transformation of the SHP file using QGIS. I also succesfully applied formatting based on attributes. I am able to add new attributes to SHP file in ...
-1
votes
1answer
71 views

How to create a Network Topology in a shapefile that contains only nodes(geometry points)?

I want to use pgrouting with the shapefile but when I use : alter table network.publictransport add column source integer; alter table network.publictransport add column target integer; select ...