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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30 views

QGISCloud in mobile QGIS

I’m new with QGIS mobile, I can’t open shapefile on QGISCloud using samsung note 8. Does anyone know how to do that? I haven’t found qgis plugin for mobile yet. Thank you
2
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2answers
77 views

convert a shapefile into graph with nodes and edges

Is there a way to convert a shapefile into graph with nodes and edges(except networkx). I'm using qgis and I want to convert a road vector layer into a graph, so that I can use it to apply shortest ...
2
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1answer
174 views

Why does the file size increase after I clipped the polygons to be smaller?

I have a polygon layer that shows properties along a road. I want to create a kml-file of the polygons, and to downsize the file, I tried clipping the properties with a buffer. But, the filesize of ...
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2answers
1k views

How to convert CAD Annotation to Shapefile with attributes?

How to add AutoCAD Mtext to GIS attribute table using FME? What transformer I should use? The reader file in CAD and I want to transform it to GIS Shapefile. In this case I want to expose the ...
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3answers
754 views

Postgis shapefile loader 2.1 error: dbf file can not be opened

The .shp, .dbf and the rest of files are fine, I open them in QGIS, AGOL with no problem. In fact, I've tried 3 different layers, and get always the same error. Anyone can please help, as I really ...
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0answers
112 views

Problem in Exporting Vector shapefile to ROI(Region Of Interest) in ENVI-4.7

I working in ENVI image processing software. I want to export shape file to ROI in order to create subset of the image .For This first I loaded shapefile converted that into .evf format .While ...
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0answers
14 views

Plotting two shapefiles using R? [duplicate]

I'm not familiar with using R for GIS. I was wondering if you can help me figure out how to plot different shapefiles at the same time. I'm using the "map" function to generate a map in order to get ...
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2answers
48 views

Issue with vertex level editing in ArcScene

I have a 3D data set of some buildings in ESRI Shapefile MultiPatch format. The buildings appear in 3D in ArcScene (10.2.1 on Windows 8.1 64bit) and I am able to move, rotate and scale buildings. ...
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2answers
42 views

shapefile terminology for key-value pair

In an .osm file, there are <TAG ... /> elements like <way visible="true" id="-4409" timestamp="1970-01-01T00:00:00Z" version="1"> <nd ref="-21845"/> <tag k="fcc" ...
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1answer
34 views

How can i store shape file in postgress database as a table using php?

I want to create a table from a shape file in Postgres. To do that, I can run this command in cmd: shp2pgsql -s 4326 -W LATIN1 E:\Any\THA_adm public.test123 | psql -h localhost -d DATA -U postgres -w ...
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1answer
5k views

Merging adjacent polygons in shapefile that has been split at tile boundaries?

I'm currently using building data from the Ordnance Survey Vectormap District and I've noticed that a lot of building polygons are split in 2 because of the way the OS split up the shapefile. This is ...
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1answer
44 views

Creating TopoJson from shapefile with the Shape Escape (shpescape)

Does shpescape really work for creating TopoJson from shapefiles? I always get errors if uploading there zipped shapefiles. The usual error message is: OSError at ...
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1answer
81 views

Selecting a valid format file

There has been an error when uploading a shapefile I want to start with some imported data. Upload a file. Please, select a valid format file # when upload a zip file: Oops! There has been an ...
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8answers
4k views

Splitting shapefile into separate shapefiles for each feature?

I have a polyline shapefile with about 20 kinds of roads. I would like to know how can I create automatically a vector file for each one. I can use ArcGIS for Desktop, QGIS (or GDAL separately).
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66 views

How to import SRTM data for the whole planet into TileMill

I need to get SRTM elevation data for the whole planet into TileMill. I already walked through the instructions on Steve Bennett's blog and it worked fine for small areas. The problem is now that for ...
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1answer
58 views

Opening shapefiles with geotools

Trying to make a simple class that will read shapefiles and eventually be able to pull out the coordinates/attributes for each feature (working with points here). But can't quite figure out geotools. ...
2
votes
1answer
662 views

Error: cannot acquire a lock when editing in ArcMap 10.1

We have a problem with a shapefile feature class. Periodically it will not save edits with an error message as the following: Cannot save edits; cannot acquire a lock Working in 10.1 with a ...
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1answer
61 views

How to close spaces within a polygon in QGIS 2.2?

I have a shapefile displaying the borders of several city units. One of its polygons, however, had free space consisting of four vertices in it. I created another polygon inside the free space and ...
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1answer
76 views

Converting Coverage files into shapefiles?

I am attempting to convert coverage files into shapefiles using arcpy. This is not the e00 files, but the bin files. ArcGIS help suggests that it can be done using ...
2
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2answers
3k views

Detailed Bathymetric/Bathymetry contour data (0-200M)

I am looking for free Bathymetric contour data in shapefile format for depths between 0-200 meters for North America. I prefer contours at 10 meter increments, but will take whatever I can get. I ...
6
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2answers
338 views

How to generate discrete areas from multiple, overlapping features?

I have a point dataset that I want to append some information from a polygon to. My polygon shapefile contains over 500 features. Whilst each of these features represents individual areas they are ...
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1answer
41 views

Blank Shapefile output?

When executing the following command string in the active browser, Qgis projects the triangle polygon and associated attribute table correctly. Upon reopening the shapefile in a new browser, the ...
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1answer
111 views

MATLAB mapping toolbox: write multiple feature mapstruct

I have a few hundred road segments, described as lines, which I am trying to write to a single shape file using MATLAB's mapping toolbox. However I can only manage to get one feature per shapefile, ...
6
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1answer
1k views

Generating tiles for osm/esri shapefiles

I've generated tiles for OpenStreetMap .OSM files using Maperitive and quickly consumed them with leaflet (with no tile cache yet). I'm now looking for the right and simple way to do that also with ...
2
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1answer
34 views

When I publish a layer(shapefile or postgis) with TileMill, 200 meters moves

I hope someone can help me. Not if you know the TileMill application I'm working with her to publish layers look more beautiful. Well, first I have posted directly loading the shp file., But when ...
2
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0answers
64 views

Ecoregions shapefiles: subsetting, extracting and summarizing data from raster

I am attempting to subset and project an ecoregions shapefile from : EPA ECOREGIONS my data set is found here: SHAPEFILES and RASTER When I run this code, two major problems occur: 1) I cannot get the ...
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1answer
75 views

generate massive shapefiles

I have a shapefile with 1475 records, and I want to generate a shapefile for each record. What can I do to generate them avoiding selecting and exporting each record to do that?
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1answer
72 views

Rotating the coordinates of a layer by 90 degrees

I have got a dwg file with the plans for a building, with rooms and everything. (There's been some samples taken inside the building which I want to display.) Now, since it's of a building, the person ...
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1answer
45 views

How to simplify shapefiles without losing attributes?

I want to simplify a huge shapefiles using mapshaper. However whenever I simplify the shapefile I loose a lot of data attributes. how can we simplify the shape files while retaining at least some of ...
0
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1answer
63 views

SQL Make Table (from .mdb) to Point Shapefile

For my school assignment, I must compose an SQL statement which retrieves data from a database in .mdb format. I have no problem developing the SQL statement. It is a requirement that we have an ...
0
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1answer
24 views

how to keep the ids of waypoints of a shape file when i convert it to a gpx IN QGIS?

I tried to convert a shape file to a gpx in QGIS, and I do not know how to keep the ids (attributes! Any solution? Thanks a lot!!
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1answer
95 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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1answer
55 views

How to convert geospatial data with a custom SRS into ESRI Shapefiles?

I want to convert geospatial data stored in a .csv file into GeoJSON or ESRI Shapefiles. The problem is that the coordinate reference system is not in the database of EPSG codes. The originator ...
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0answers
46 views

Is it possible to use custom (non-circle) buffer shapes?

I have a shapefile containing points. I'd like to replace each point by the same shape, centered around the point, like the "Buffer" tool with shapes other than circles. How can I do that?
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0answers
64 views

How to convert an XML to Shapefile using FME?

I am looking to convert XML to shapfiles using FME. The XML files are user generated while they draw points and lines (mainly) of interest on a web map. We generate the XML in the backgroung ...
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0answers
39 views

Merging shapefiles to one, rearrange columns?

I am trying to merge two shapefiles which both contain polygons representing properties in QGIS 2.2. One problem is that the names of some of the columns in the attribute table differ between the two ...
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0answers
32 views

Geoserver Choropleth Map with Shapefile and MySQL Database

I'm learn to use GeoServer and i would know if it possible to bind Shapefile with MySQL Database ? (GeoServer) I would like get an choropleth map. I use this shapefile : ...
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1answer
16 views

Using QGIS, how can I create attributes within a polygon layer based from a selection in that layer?

I'd like to add a column, or attribute rather, to selected rows within a polygon layer. I would simply like to make a binary system, where those that are selected receive a "1,' let's say, and all ...
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0answers
18 views

Is it possible to sort by Layer Name when adding vector data from file geodatabase in QGIS?

Is it possible to order the data alphabetically when adding data from a file geodatabase in the Select vector layers to add... window in QGIS? It is ordered by the Layer ID number, with no way to sort ...
0
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1answer
47 views

Want to get an SHP file for my coutry Algeria

H everyone , i'm running a clustering test on my country with R, but the problem the clustering doen't look good because of the map i have, i hant to get a bigger map of my country 'ALGERIA' in an SHP ...
0
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1answer
33 views

How do add attributes from shapefile to list of lat/long-coordinates using QGIS?

In QGIS I have a csv-file which contains lat/long-coordinates and population data for each coordinate. I also have a shapefile containing certain regional districts, in my case US counties. Now I ...
7
votes
2answers
573 views

Reordering polygon shapefile permanently?

I've written a script which produces a polygon shapefile of the extents of all the thousands of rasters in our library. I want to organise the FID so that the files with the largest extents are on the ...
10
votes
1answer
783 views

Conflate (merge) private shapefile data with OSM data

Background Downloaded Alberta OSM data from Geofabrik and have it running on a private Linux server using PostgreSQL 9.1, PostGIS 2.0, Mapnik 2.1.0, osm2pgsql, Apache 2, mod_tile, renderd, and ...
2
votes
0answers
64 views

Convert a classification image to aggregated polygon in shapefile using gdal/python

My goal is convert a 2D numpy array to shapefile. The matrix results from a classification, so the numbers have a meaning. I solved my problem, but the solution is somehow involuted and complicated. ...
1
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0answers
35 views

Reorder rows of shapefile in the file [duplicate]

How do I reorder the rows of the shapefile in the file? I know how to order them in the attribute table view, but I need to actually switch up the order (by descending id) in the file itself. It's a ...
0
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0answers
36 views

How to cut a shapefile using a batch?

I would like to cut a shapefile using a batch (like in the photo): But I have some problems because I don't know what do I have to put in field "extent" and after putting somthing like ...
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2answers
107 views

How to clip a lines vector layer to a polygon layer in QGIS?

I've perused through previous questions and haven't been able to find an appropriate solution to my problem yet, so I wanted to post here. I have a lines layer (a contour map of mean annual ...
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0answers
15 views

Why is QChainage not assigning linear referencing sequentially from start to finish?

I have a simple linear feature representing a pipeline that needs linear referencing every kilometer. When I add the specifics to the tool it runs fine but my result does not count sequentially from ...
0
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3answers
114 views

Performance problems using big points shapefile in TileMill

I've downloaded all the addresses in Italy from OSM and now I've a shapefile with more 514.000 points (16.065 KBbyte when zipped). I need to publish them with other geospatial information (points ...
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4answers
185 views

Which projection should I use to get my WMS service to work?

All of my shapefiles have exactly the same WKT. Using http://prj2epsg.org I have verified that EPSG:3059 has the same parameters as WKT definition of my shapefiles, so I'm using 3059 in my mapfile. ...