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.
2
votes
1answer
46 views
Visualize shapefile in Python
I was searching the internet to see if it is possible to visualize geographical data in Python, without always opening ArcGIS and make a map (because I have a lot of scripts that uses arcpy). On the ...
0
votes
1answer
20 views
How to rescale vector data (QGIS)
I've got some old maps in dxf format. QGIS imports them correctly but with a nonsense scale. It can export the data it gets to shp of course. Does anyone know how to rescale vector data so it can be ...
1
vote
1answer
55 views
Why do I need to know what “endianness” is?
I'm just learning about GIS and shapefiles. I am a total newb right now. I'm probably going to get into some SQL Spatial stuff and I'm just reading about what shapefiles are.
I keep on seeing a lot ...
0
votes
1answer
24 views
Comparing ShapeFile Data in C# [closed]
I have made a List containing all the original data (.shp files), and I have another List containing the modified data. I basically want to check all the modified file data against the original... So ...
1
vote
1answer
18 views
Use FME to delete records from PostGIS before loading new records
I have some shapefiles. Each shapefile contains the data on a topic for a county. I have data for 26 counties.
In the filename of the shapefile, the county ID is given.
I load these shapefiles into ...
1
vote
1answer
30 views
How to iterate all input folders (containing coverages) using Python with ArcGIS 9.3?
I'm trying to write python scripts to batch convert thousands of coverages to shapefiles in arcgis 9.3. The coverages files are in different folders:
d:/area_A/building
d:/area_B/building
...
2
votes
3answers
84 views
How to convert a txt file to shp?
I've got a txt/csv file with the utm coordinates and the hights. Now I want to upload this into qgis. This is not a problem so far. The problem is to create a shapefile out of the data with an ...
-1
votes
0answers
20 views
how to fetch the geographic data for a given scope effectivily [closed]
We have the shapfile data in the backend, and now we have to get the features for a given scope (for example a BBOX), so what is the effective solution?
Update:
We are building an android ...
2
votes
1answer
25 views
Install the Pgadmin3 shapefile importer plugin on a Mac(10.8)?
I'm new to GIS related things and I'm setting up a Postgre/Postgis database for geospatial queries. I'd like to import various shapefiles into the database and I found that Pgadmin3 has a shapefile ...
0
votes
0answers
9 views
upload file via geoserver rest and openlayers' application [duplicate]
simple question: by developping an openlayers web application with geoserver, how to upload a file( eg:shapefile) to display it with openlayers; using geoserver REST api???
1
vote
1answer
24 views
R : convert a spatial polygon objet to spatial polygon data frame
My goal is to modify an existing shapefile by merging certain polygons.
After importing the shapefile and using the UnionSpatialPolygons command, I get the polygon outline that I want.
However, this ...
1
vote
4answers
100 views
How to convert KML (Google Latitude) to SHP on Linux?
I downloaded a KML track from Google Latitude. The service allows to download the tracked route from the user's profile providing a link such as:
...
0
votes
3answers
33 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 ...
2
votes
3answers
41 views
Breaking a continuous contour shapefile into smaller parts?
I created this contour shapefile and I need to break it into smaller parts so its better to manage. I also have a line shapefile of where I want the breaks. Is there a way to intersect and break them? ...
3
votes
1answer
41 views
Attribute manipulation on shapefile
I have a shapefile which contains landuse types. The Landuse types are written in a field called "Type" and contain also the area in m² and a landuse code. Some polygons contain more than one landuse ...
0
votes
2answers
67 views
Python to get ids from shp dont return all records
I have some Python code to get the ids and georeference from a shapefile:
canvas = qgis.utils.iface.mapCanvas()
allLayers = canvas.layers()
nos = QgsFeature()
for i in allLayers:
if ...
0
votes
1answer
73 views
How to convert geometry of SHP to decimals
I try to create a line with two points. These points are obtained in a SHP layer.
How can i convert that points to decimals?
Thank you
1
vote
1answer
60 views
How to truncate field names to 10 characters in model builder
Apologies that I have not posted an image of my model, I am away from my computer for a while but am trying to sort this out anyways.
I have a number of different animal GPS location points, and a ...
0
votes
0answers
24 views
Looks like a ghost polygon. Border line can not be deleted though two feature is the same layer
I'm a QGIS 1.8.0 user.
I received broken shape file.
I found one feature which has a border line within polygon.
I tried to delete line with tool;Merger, Dissolve, Node tool and etc.
I got the ...
1
vote
1answer
35 views
How to publish shapefiles with GeoServer?
I have multiple shape files of my country, its states and cities. I want them to display in map i.e. First layer is country, then states-layer and then cities layer. I only know that to do this, first ...
0
votes
1answer
31 views
Trying to use clip tool but keep getting ERROR999999?
The layer being used as the 'clip features' has been used before and worked fine, so i assume the issue is the layer im trying to clip (Input Features) - I keep receiving the same error when running ...
0
votes
1answer
27 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 ...
3
votes
1answer
40 views
Is it possible to use UTF-8 characters for shapefile attributes?
I heard that according to a specification shapefile attributes stored in dbf-files cannot have UTF-8 as encoding.
And then I found out that an additional file with the ending CPG can be used to define ...
2
votes
3answers
61 views
How to preserve text when converting from .dxf to .shp?
I have tried using dxf2shp converter in QGIS but the text in dxf file is being lost during the conversion process, despite selecting export text labels.
I would be grateful if someone can help me ...
1
vote
1answer
43 views
Display Shapefile on website (Java or PHP)
i have to write an application where similar to Google Maps where i have to display a shapefile in a web application. My available technologies are Java (frontend framework: Apache Wicket) or PHP. It ...
1
vote
1answer
26 views
If I've given two different layers the same CRS, why won't they overlay one another?
I have a "towns" and "state" shapefile for Massachusetts as two separate vector layers in QGIS. I've set the project coordinate system to WGS 84 at the bottom of the screen (next to the "coordinate" ...
1
vote
1answer
35 views
From OSM to shape. Parsing problem
I'm working at OpenStreetMap project for android at the moment. I want to retrieve OSM data from my app(nodes, markers and paths) and convert it to shape file (.shp, .dbf and .shx). Later, I'll load ...
0
votes
1answer
28 views
Writing iso19139 compliant xml metadata from a spreadsheet
I am looking at a way to migrate the metadata from a spreadsheet into iso19139 compliant xml metadata documents for a collection of shapefiles. I can parse the data out of the spreadsheet into strings ...
0
votes
1answer
34 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
2
votes
2answers
68 views
Built a query for polygon Shapefile in R
I use the package maptools to read in Shapefiles in R. I would like to know if there is a function that can built up a query/subset to select only some Polygons based on a specific attribute in the ...
0
votes
0answers
56 views
Grass won't import shapefiles
I have a problem involving the import vector data command, specifically importing shape files. I installed QGIS on a pc at work and there I could import shape files into GRASS GIS 6.4.3RC2 (which is ...
2
votes
1answer
66 views
File size limitation for shape file
I am going through File size limitation for shape file esri support article (this article applicable for ArcGIS 9.X version not for 10.X ) I know may be same article will applicable for 10.x version
...
12
votes
6answers
687 views
Should I use File Geodatabase (*.gdb), Personal Geodatabase (*.mdb) or shapefiles?
I am a bit confused on the topic of databases. For me, this far, I have used databases as an easy way to keep all files together rather than having dozens of shapefiles all over the place. And it's ...
0
votes
0answers
25 views
catchment delineation
I am trying to use qgis to delineate between three sub-sub-catchments.
I have contour shape file of 20 meter height.
Sub-catchment is about 12 square kilometers area but consist of three ...
2
votes
2answers
55 views
Where to download USGS DOQQ boundaries?
I downloaded a shapefile of USGS DOQQ boundaries a few years ago and cannot seem to find one now. The attached image shows an example of the shapefile I'm looking for (green polygons showing the ...
0
votes
0answers
13 views
MapInfo8.0 is not letting me edit layers imported from the server? [duplicate]
I have imported 4 layerts from my server for use in MapInfo, when i went to edit these layers the edit tool for each of these layers is grey and non accessible.
Any suggestions would be greatly ...
-2
votes
0answers
56 views
How to convert shape file to .map format
i have made a .shp file from the srtm data for contour making.I need to get the output as >map format,with elevation details.If i am trying to convert into .bna there is some error happens along with ...
0
votes
2answers
55 views
Splitting Shapefiles [duplicate]
I am trying to create a code that will accept the input of a shapefile, and separate each of its features into separate shapefiles into a specified directory location. Can anyone help ? I am trying to ...
0
votes
0answers
21 views
NYC Building Perimeter Shapefile after 2011
I've been using the following NYC building perimeter shapefile from the DOTT for some work. This file however dates back to 2010. Is there a newer one available, and if so where?
I have found this ...
3
votes
2answers
67 views
How to calculate the shared area between a raster and a shape file in ArcGIS 10?
I have a raster file with 5 classifications developed from habitat modelling algorithms. I'd like to know how much of 2 classes of the raster is covered by the network of protected areas (Shape file). ...
1
vote
1answer
34 views
Web map tool with high interactivity [duplicate]
I'm looking for an ArcGIS Online alternative. It needs to be
linked to a private MySql server
Use shapefiles
Display attribute data and charts upon click/hover
Toggle shapefile to display/disappear
...
0
votes
0answers
32 views
How to modify the coordinates of a SHP geometry using Geotools?
I have a shapefile with some polygons. I would like to change the height for this elements using Java. The rest of the attributes should be the same. I've thought using GeoTools but I haven't found ...
1
vote
2answers
66 views
How to Add Shapefile with Symbology from Layer File to ArcMap MXD using ArcPy/Python?
Say I have a Shapefile:
C:\DATA\points.shp
A layer file:
C:\SYMBOLOGY\symbology.lyr
And a map document:
C:\MAPS\map.mxd
How can I add points.shp to map.mxd with the properties of symbology.lyr ...
0
votes
0answers
143 views
Problem reading attribute with Python using osgeo.ogr
I am working thru "Python Geospatial Programming" and I have a problem in a program in Chapter 6 that I cannot seem to solve.
The small program:
import osgeo.ogr
shapefile = ...
1
vote
1answer
49 views
Incorrectly Projected PostGIS data in TileMill
When I bring PostGIS data in EPSG:900913 into TileMill, my layers end up on other continents.
This is my workflow:
(1) Save shapefiles in QGIS to EPSG:900913
(2) Import the shapefiles using PostGIS ...
0
votes
0answers
37 views
Tectonic / G-Plates, export of shapes [closed]
Whatever I've tried, neither can I compile a running "gplates" on Ubuntu 12.04, nor can I make the windows version run using wine or similar windows emulators.
So what I'd like to ask/please:
Is ...
3
votes
2answers
122 views
Csv to Shp conversion? [duplicate]
I am working on a really big script right now where I have a csv file that I have removed rows and columns from, and edited the headers. I need to create one big shapefile for the entire csv file then ...
3
votes
0answers
62 views
Shapefile and DEM: check rivers behaviour
I'm working with shapefiles representing rivers (rivers.shp), and DEM for the terrain elevation (terrain.tif).
Basically, I want to check that my rivers (stored as polylines in my shapefile) behave ...
1
vote
3answers
74 views
Converting Categories to shapefiles [duplicate]
I have created 2 Categories in a feature using classification.Now how do I convert them into new shapefiles?
1
vote
1answer
157 views
Find and replace unicode character in a shapefile
I've found several example of script and blog posts on working with unicode characters, but I haven't been able to make anything works so far... It's a little frustrating
I have a shapefile encoded ...
