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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3answers
39 views

Looking for Parish Boundaries Datasets for QLD Austraila

Every so often, I am asked for a parish boundary dataset. I can never find them as I am of the belief that they are no longer used. Has any one had any experience with parish boundaries in Australia ...
-1
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1answer
18 views

Creating polygon grid using fixed extent

I have a Shapefile of a town. I would like to divide the whole area into grids such that each grid has a scale of 1:2000. I have set my map to fixed scale (1:2000) in Layout View.
2
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2answers
53 views

How can I import shapefile in python?

How can I import a shapefile in python? from PyQt4.QtCore import QSettings, QTranslator, qVersion, QCoreApplication from PyQt4.QtGui import QAction, QIcon, QFileDialog # Initialize Qt resources from ...
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0answers
18 views

Looking for data with shape file [on hold]

I am looking for ge-orefrenced data with shape file. Does anybody know any repository or a specific dataset I can download?
0
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2answers
150 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 ...
0
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1answer
14 views

OSGeo4W GDAL Polygonize Batch Convert?

I'm trying to use GDAL polygonize to run a batch convert but I cannot for the life of my figure out a way to get it to read a text file as input that contains all of the commands. Do any of you know ...
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1answer
141 views

Import shapefiles into PostGIS using Python with psycopg2

I want to import shapefiles to PostGIS using Python with arcpy & psycopg2 to connect to PostGIS. I don't want to use the existing shapefile loader nor ogr, just write my own import tool. My steps ...
0
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1answer
15 views

Looking for geometries defining the boundaries of Canadian Location Code regions used for Meteorological Services in Canada

To be clear I have looked into the GADM datasets. The problem is that Canada has a very non-standardized level-2 Administrative Zone identification across the various Territories and Provinces. As a ...
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1answer
42 views

Overlaying grids with a polygon to determine the average value of the overlapping grids for that polygon

I would like to add the average, minimum and maximum value of, let’s say soil moisture (variable "value" in my case), to each NUTS3 region (= a NUTS3 region is a polygon of a certain small area in ...
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3answers
2k views

Python: How to create a Polygon Shapefile from a list of X,Y coordinates?

I have a list of X,Y coordinates from a csv file, that represent a polygon. I´m trying to create a Polygon-Shapefile from this list. I´ve been trying around and found a possbility to write the list to ...
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1answer
24 views

Checking if a POI is on the road

I have a list of POIs from around the world and their latlongs. I also have the database from all roads in the world. What I want to do is find the popular roads from all of these. My idea was to ...
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0answers
22 views

How to edit a shape which the toggle Edit buttom is noot enable in QGIS?

I just download a shape file (polyline) from internet and I would like to do some modification in the line, but the Toggle Editing buttom is not enable. It seems that the file is locked and is not ...
5
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1answer
154 views

Creating feature from part of state boundary in shapefile of U.S. states?

I have a shapefile of U.S. states. I want to create a feature layer from it so that I can do a Near analysis with it. Suppose that I am interested in the Georgia boundary, but only the part of ...
5
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3answers
3k views

Python: Combine multiple Shapefiles

i have got a lot of Point-Shapefiles (r20010101.shp, r20010202.shp, r20020101.shp...). Each of them has the same amount of points at exactly the same location. In a column that is named after the Date ...
0
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1answer
22 views

R filter shapefiles with dplyr

How to filter shapefiles data in R with dplyr and then put it in a leaflet map? not reproducible example sorry: library(dplyr) library(leaflet) library(sp) library(maptools) library(rgdal) ...
7
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3answers
2k views

How to clip LAS data using shapefile polygons and open source software?

I am trying to clip or filter lidar files (las, xyz) using a shapefile that contains multiple polygons. Is there open source software that can do this spatial operation? My las files are enormous, ...
0
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2answers
18 views

How to convert kml to shape file in Arc Map 9.3.1 [on hold]

I would like to know about conversion tools available for kml to shp file formats. In arc map 9.3.1
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1answer
74 views

What are shapefiles, layer files, and databases and what are their relationships? [duplicate]

What exactly is a shapefile in ArcGIS, and how is it related to a database or a layer file. What are the differences between these 3 things?
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0answers
25 views

Join tables in QGis 2.01. Dufour

I performed a "join" going to the properties option in a shapefile (in this case is just a table), in order to join the attributes from another shapefile that has a field in common, specifically ...
1
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1answer
171 views

ArcGIS Javascript API: Adding a shapefile with more than 1000 points

I am able to add shapefiles with less than 1000 points by using the ArcGIS Portal REST API as shown in this example: https://developers.arcgis.com/javascript/jssamples/portal_addshapefile.html ...
4
votes
1answer
1k views

Is there a QGIS bezier curve tool?

I'm a recent convert to QGIS but have been confused about the lack of support for drawing curved shapefiles, especially when Arc has almost too many. A lot of the work that our consultancy do is based ...
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3answers
5k views

How to read coordinates from shapefiles and overlay on Google Maps?

I have shapefiles i.e. *.shp, *.dbf and *.shx files. I need to read geo coordinates from these files and overlay the area on Google Maps at the right location. I believe that *.shp and *.dbf ...
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3answers
3k views

Why does Clip keep giving Error999999: Error executing Function Invalid Topology [Topoengine Error]?

The layer being used as the Clip Features has been used before and worked fine, so I assume the issue is the layer I am trying to Clip (Input Features) - I keep receiving the same error when running ...
2
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0answers
26 views

How to label feature of shape file on the color map in matlab

I am trying to make color map from text file data.I am using geoshow to call shape file of the region and to set it as back ground of the color map.My shape file is of the country. I have digitized ...
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1answer
49 views

Iterating Table Fields to Create Individual Shapefiles

I am trying to create individual shape files from a single table that contains the following: Weather Station Names Station XY Cordinates 31 individual field columns of daily data for each weather ...
0
votes
3answers
45 views

Add nodes to polyline at set intervals

I have a shapefile polyline which I would like to add nodes to at set intervals along its length. Is this possible in ArcGIS 10.2 and how would I go about it?
2
votes
1answer
500 views

Is it possible to have self intersecting polygons in shapefile?

GIS vector data for example shapefile contains polygonal data. Lets assume, we have polygon A which has self-intersection which means that the edges in this polygon intersect with each other. Lets ...
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0answers
17 views

Defining Projection of Shapefile Didn't Align With Basemap, EPA Ecoregions [duplicate]

I'm using ArcMap 10.2 on a Windows 10 PC. I tried defining the projection of the ecoregions of Alabama and Georgia shape file (USA Contiguous Albers Equal Area Conic USGS version) to my basemap (GCS ...
2
votes
1answer
184 views

pgsql2shp ERROR: incompatible mixed geometry types in table

I have multi-linestring in .shp files and I split the lines with postgis, but that result is only geom column. It does not works with shape file exporter error: incompatible mixed geometry types ...
4
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2answers
60 views

From .shp to .kml to .shp Without Losing Attributes

I've converted a shapefile with attributes to a .kml for a client. The .kml and attributes were then edited within google earth. I received the updated .kml and now I need to get it back to .shp. ...
0
votes
1answer
62 views

How do I convert a VMAP to a shapefile using GDAL?

This is my first time trying to convert a VMAP to a shapefile and the examples online aren't as straightforward to me. Any guidance is appreciated.
3
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2answers
36 views

Add information from a cvs/text file to a raster shapefile based on latitude and longitude information

I have an empty raster shapefile that only contains the latitude and the longitude of the centroids of each grid. I now want to add an extra variable to each grid cell coming from a cvs or txt file. ...
0
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1answer
189 views

40k+ points from Shapefile, clustering them and populating on Google Maps/Webapp

I just started a new Python/Django webapp job related to GIS (and i'm totally new to GIS). Here is my task and what i have found so far, and i am stuck as to finding out what's the best way or the ...
2
votes
3answers
83 views

Too many contours labels are showing up in ArcMap, not just ones for selected subset?

I created a shapefile for contours lines on the basis of a raster. Since I am interested in just 5 contours (out of, say, 50), I selected for display just the contours I am interested in. I achieved ...
0
votes
0answers
45 views

Code converting lat/long coordinates (WKT) to polygon (shapefile) not working

I am having a problem converting WKT to shapefile. I have a csv file consisting of three columns: ID, Name (of the area) and WKT comprising set of lat/long coordinates of area boundaries. For example, ...
1
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1answer
65 views

jquery range slider to filter geoserver layer attribute

i would like to apply with jquery range slider a filter to an attribute of a geoserver layer. I prepared the code for the shape topp:state, attribute PERSONS. How is it possible filter the PERSONS ...
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2answers
44 views

Is there any shapefile (or other format) of Russia's time zones after 2014 changes?

According to for example Wikipedia, Russia changed its time zone boundaries in 2014, moving areas between existing zones and defining new ones for the Crimea area. Is there any shapefile or other ...
2
votes
1answer
79 views

How to plot certain values of a column in R?

Lets say we have a shapefile of cities with a column called category cities@data category A B A C A A B C How can i plot the A category only etc? Tried c<-cities$category[A] ...
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2answers
34 views

Leaflet's shapefile plugin only compatible with Firefox

I created a html page (currently locally) and used Leaflet to create a basic map to which i plan to add several shapefiles. To do this, i use the leaflet.shapefile extension ...
2
votes
1answer
178 views

How to write shapefiles more efficiently in GeoScript?

I've created a geoscript (in groovy) to create a shapefile from generated geometries with certain attributes. It's a heatmap consisting roughly 65.000 polygons with an attribute storing the ...
0
votes
1answer
31 views

How to do union that results to a SpatialPolygonDataFrame in R?

I have the following code coastline<-readOGR(dsn=".",layer="shp") wetlands<-readOGR(dsn=".",layer="shp") wetb<-gBuffer(wetlands,width=500,byid=T) ...
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0answers
42 views

How to cut big shapefile into several smaller shapefiles?

I'm converting my shapefiles to gpx files to use them in garmin gps, but if the shapefile is too big, I lose data in the conversion. I get a gpx with holes in and I cannot work with it in the field. ...
0
votes
0answers
16 views

How to export shapefiles and other attributes to KML using QGIS?

Is it possible to include all the attributes in the table of a shapefile when exporting it from QGIS to KML? I want to view all other data inside my table in Google Earth.
0
votes
1answer
50 views

Distance to coastline?

I have a shapefile of Ireland, and some xy coordinates plotted on top of it. Is it possible to calculate distance to the coastline, for each XY? I am an ArcGis beginner.
2
votes
1answer
22 views

JAVA GIS create shapefile from FeatureLayer

The title kind of saids it all. I am attempting to export a featurelayer to a shapefile and am not having any luck finding a library which includes this functionality or relevant code to see where to ...
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1answer
72 views

Big performance difference reading shapefiles between QGIS and R

I'm trying to read the belgian landuse ESRI shapefile from geofabrik.de: http://download.geofabrik.de/europe/belgium.html In QGIS it's just a matter of seconds, but in R using the readOGR function ...
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2answers
177 views

Reducing Size of KML file (After converting from Shapefile)

I have a shape-file of size 224 mega byte. I am using ArcGis to convert it to a KML file. The process involves converting the shapefile to a feature layer and then converting the layer to KML. An ...
0
votes
1answer
55 views

Importing shapefiles with unknown spatial reference into feature dataset?

I was wondering if I import shapefiles with unknown spatial reference into a feature dataset, with desired coordinate system, would that work?
2
votes
1answer
21 views

How can I save a modified shapefile in ArcGIS Pro as new shapefile?

I downloaded a zipped shapefile and modified it in ArcGIS Pro. How can I save changes as a new shapefile? I see only the option to save as Layer File. If it is not possible, how I can edit an ...
3
votes
0answers
33 views

Extract the outer points of a Point Shape into a Line Shape? [duplicate]

I've installed QGIS 2.8.2 since a few days and have no experience with this application. I try to extract the outer points of a Point Shape into a Line Shape, like a shell for the inner points. All ...