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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1answer
40 views

Distance unit between line and point shapefile

I have two files: A point shapefile containing latitudes and longitudes of points. A .kml file that I am converting to a line shapefile. Objective: To find the minimum perpendicular distance of ...
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2answers
74 views

How to combine/merge *.lul files to shape format?

I got multiple files, say 2500, I never heard about lul files before. anyway I visualised it in QGIS after number of attempt in Autocad map 3d and ArcGIS. it is basically like Basemap:Road,parcels, ...
1
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2answers
70 views

Extracting difference between two massive shapefiles using QGIS?

I have two massive shapefiles and I need to create a difference shapefile output between the two. I have a layer where I have satellite coverage (orange) and then a layer where I have high resolution ...
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0answers
38 views

Export to shapefile error in QGIS from POSTGIS table

I am attempting to export a postGIS layer to a shapefile in QGIS 2.6.1 Brighton. The table has 244,674 rows. The data displays perfectly well in QGIS but when I attempt to export to shapefile I get ...
7
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3answers
398 views

City shapefile for free

I am looking for a simple point shapefile which indicates where the cities of the world are. I cannot seem to find one which is free of charge and meets my requirements. Ive got this one: ...
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1answer
66 views

How to have newly added lines split existing lines where they intersect, using QGIS

I have a line shapefile where the lines form a closed polygon. Using QGIS (2.8 on OSX 10.7) I would like to add lines to the layer, basically splitting the polygon into quadrants. Then, I will need ...
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1answer
121 views

Extract data from netcdf using a shapefile polygon in python

I need to subset data from a NetCDF using a specific shapefile. The data are sea surface temperature and ocean color at 1/4 degree resolution. I have 4 polygons describing the US. Northeast ...
4
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1answer
52 views

How to divide an SHP entity?

I want to divide a unique entity of SHP to multiple entities The picture bellow shows a selected entity with area = 993ha My objective is to divide this entity to multiple entities where each area is ...
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1answer
43 views

How to merge a table and a shapefile in FME

I am testing the trial version of FME 2014 in order to make sure I can build some workflows on it. If its possible then we plan to proceed with buying a license. Right now I have build a workflow ...
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0answers
51 views

ogr2ogr converting ESRI shape to Mapinfo interchange

I'm trying to convert .shp files to .mif files on Ubuntu Linux using ogr2ogr: "ogr2ogr -f "MapInfo file" -dsco FORMAT=MIF mprec.mif mprec.shp" I don't get any errors but when I open the resulting ...
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1answer
64 views

Combine multiple shapefiles python

I'm pretty new to working with shapesfiles. I'm trying to create a spatial index of addresses in NYC. I completed it using an rtree but have only done it for Manhattan. To complete the other counties ...
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3answers
872 views

Is it possible to look at the contents of Shapefile using Python without an ArcMap license?

I wondered if it is possible to look at the contents of a shapefile using Python without having and ArcMap license. The situation is that you can create shapefiles from many different applications, ...
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0answers
32 views

ogr2ogr latitute longitude conversion formats

trying to convert shape files into mysql tables. Able to create table and load data successfully using OGR2OGR. Only challenge I see is latitude/longitude is not exactly the same format as one of my ...
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1answer
62 views

Multi-geometry shapefiles

Since a shapefile can only contain a single geometry type (e.g. point, polygon, etc), how could I persist both? If I must create a shapefile for each geometry type, how can I pass them to a ...
0
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1answer
38 views

Find and Replace python script to replaces values in attribute table? [duplicate]

I am working on a stand alone script in python that will allow to me to specify a shapefile and being able to find a value and replace it with a new value. Does anyone know what code will allow me to ...
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4answers
1k views

How to model a graveyard - one point per deceased or one per grave? [closed]

This is a continuation of my previous question about our project on how to economically get away with the implementaion of a graveyard in a GIS system… On the graveyard we can find Regular ...
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0answers
37 views

Rasterize and union problem

i've done the union first and then rasterized it. But now i want instead of that, to rasterize each one and then merge it as one. How do i do that? I mean without the union first off. ...
0
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1answer
21 views

creating many Shapefiles from from a single multi-polygonal shapefile using ArGIS tools [duplicate]

I have a country shapefile with many districts polygons which are administrative boundaries, I want to have a shapefile for each of the district, which tool in ArcGIS can I use to accomplish this
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2answers
40 views

Connecting to lines, which are not spatially connected to each other, using FME?

I have a shape file, which contains lines. These lines are not spatially connected to each other. More specifically the end of one linestring has a slightly different coordinate from the start of the ...
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0answers
55 views

Download WFS as Shapefile using ArcGIS Server

I've been looking everywhere for a way to output a shapefile in ArcServer. A sample ArcServer WFS getCapabilities says all the output is either in GML, KML, or JSON. This is is very easy using ...
0
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1answer
42 views

Merging SHP lines with attribute data combined?

I have one shapefile which contains hiking routes and another shapefile which has ski routes. Sometimes they follow the exact same path. In QGIS if the lines mentioned above are in the same SHP I ...
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1answer
44 views

How to create a layer from existing attribute data of another layer?

I am using Arc Map 10.2 and I have a shapefile consisting of parcel data. I would like to create a shapefile/layer from the existing parcel shapefile by using a table that consists of a list of ...
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0answers
91 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 ...
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1answer
80 views

Can't import shapefile to PostGIS

Sorry if my question is double post with the previous. I have tried to browse but I think I still can't find the solution. I am using postgresql 9.4.1 and postgis 2.1(pg 94) and also qgis 2.4.0. All ...
4
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1answer
57 views

How to check spotheight in closed polyline contour data using ModelBuilder or ArcPy?

I'm new in using ModelBuilder or Python script. So, i have a set of contour data and a good contour data should contain a spotheight* in every closed polyline contour data. Is there any solution to ...
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0answers
33 views

Import ArcGIS feature class to IDRISI

I have created several feature classes in ArcGIS and organised them in a number of File Geodatabases. I am now thinking of migrating to IDRISI. Anyway, I need to get at least my feature classes ...
1
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1answer
57 views

Using layer file to apply symbology to shapefile with ArcPy?

I have code that doesn't work at the moment: # Import arcpy module import arcpy # Script arguments Input = arcpy.GetParameterAsText(0) if Input == '#' or not Input: Input = "frame" # provide a ...
3
votes
1answer
117 views

Reading and plotting shapefiles with a custom function in R?

I have this piece of code that want to turn into a function r<-readShapeSpatial("roads") b<-readShapeSpatial("buildings") lc<-readShapeSpatial("landcover.shp") here is the preparation ...
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0answers
17 views

Different KML size from ArcGIS and Ogr2Ogr

I have been converting shapefiles to KML. It seems that using ArcGIS to make a KML (by converting shapefile to feature layer and then using feature layer to kml tool) results in a much larger sized ...
3
votes
2answers
87 views

Divide grid in smaller cells

My dataset: a shapefile containing squares of 1km size. It's huge, this is just a sample: My aim: divide each cell so that the end result would be the same grid with 500m each cell. Something like ...
1
vote
1answer
32 views

I have a shapefile with polygons/areas, and a point (lat,lon). How to figure out which polygon/area this point belongs to?

I have a shapefile with areas (eg. a simple world map with countries - polygons, epsg:4326). I also have a point (lat, lon coordinates). What's the simplest/easiest way to figure out in which ...
1
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2answers
109 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 ...
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1answer
35 views

Cleaning shape file with multiple boundaries defined more than once

I have a shape file which contains a lot of polygons which define airspace. These polygons overlap and this is fine (e.g. different airspace configurations for the same airport). My problem is that ...
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0answers
28 views

How to convert dc to shp with free software?

Someone can tell me how to convert data from a .dc file (DesignCAD file) to a shp file or postgresql with free softwares? I can do that easily with all versions of dxf or dwg files but not with dc.
0
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0answers
24 views

Selecting polygons using another polygon? [duplicate]

Hi, How is the best way or fastest(if there is) of selecting polygons of a different shapefile using a polygon of another shapefile. exercise example: i want select all the light brown polygons ...
0
votes
1answer
54 views

Latest shapefiles of Indian states

I need shapefiles of Indian states that of 2011 which has almost 671 districts of India. Can anyone please help me?
1
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0answers
36 views

Displaying shapefiles on IOS app

I need to write a simple app for IPad that displays maps I was given. All maps are in one folder and they are shapefiles. I am able to open them in ArcGIS for desktop, however I am unable to attach ...
0
votes
1answer
69 views

Hyperlink Script to Open Shapefile in ArcMap?

I'm new to Python and need some help please. I have a shapefile (Index.shp) that is used as an index for the world splitting it into 264 areas (polygon). I'm trying to create a Python script (for the ...
2
votes
0answers
53 views

QGIS's “Points in Polygon” counts zero in every census tract

I am mapping the location of incidents of asthma using QGIS. I would like to count how many points are in census tracts to better understand the areas where asthma occurs most frequently. My map ...
2
votes
1answer
65 views

Defining projection using readOGR if the shapefile doesn't have it?

I think that by using readOGR to import a shapefile renders worthless to put proj4string to the script since if any coords are available in the shapefile, it will be transported through the readOGR. ...
0
votes
0answers
12 views

Environmental and health indicators for Slovakia?

I'm looking for a free source of environmental and health indicators, whether its WMS or shapefiles, specifically for a Slovakia. Couldn't find anything on WHO website, although they say it's there. ...
0
votes
2answers
45 views

How to convert GeomSHP to WKB

I have imported a point shapefile called site_locations.shp into a personal geodatabase. Now I'm trying to retrieve the data from the database using SQL: dbpath = ...
0
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1answer
104 views

Google Earth Pro to ArcGIS 10.2 WITH Attribute table

I'm trying to use a publicly available map of NYC's CSOs from Google Earth Pro in some GIS analysis. I've saved the file as a KML, and uploaded to GIS by converting it to a SHP, but the attribute ...
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1answer
62 views

Shapefile doesn't fit in CartoDB basemap

When I import some shapefiles in CartoDB they don't fit properly at street level, as you can see in the screenshot. In this case, the shp was generated in QGis with CRS EPSG:29193 - SAD69. I have ...
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0answers
47 views

“Official” delineation of North American mountain ranges

I need to subset mosaics of remotely sourced data to the extents of several prominent North American mountain ranges, starting with the Sierra Nevada. After searching for the boundaries of the range ...
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0answers
39 views

ogr2ogr re-projection produces empty shapefile

I use the following to re-project a shapefile to EPSG 4326 using ogr2ogr: ogr2ogr -s_srs "+proj=longlat +ellps=WGS84 +datum=WGS84 +no_defs" -t_srs "+proj=longlat +ellps=WGS84 +datum=WGS84 +no_defs" ...
0
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1answer
49 views

ArcGIS saving blank file while using ArcPy to join shapefile and Excel table?

I'm working on a project that utilizes ArcPy to join a shapefile and a excel file. This join takes information from the excel file and creates a map that highlights certain areas different shades of a ...
0
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1answer
33 views

How to take only relevant rows from database, based on common codes

I have a shp file that is missing some data, e.g. attributes. I have the missing data in a csv file. How can I get ONLY the relevant rows from the csv file added to the current shp file's data table? ...
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3answers
33 views

How to find which areas/regions a list of lat/lons are in?

The Australian Bureau of Statistics (ABS) issues Esri shapefiles or MapInfo files which have a code # for each geographical area at various 'resolutions' and I have a database with a column of ...
1
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1answer
51 views

How to turn a shapefile into a table?

How do you completely turn a shapefile (created with QGIS, including .shx and the other 4-5 files) into one tabular dataset. I am actually doing this when I import the shapefile into Postgresql ...