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
141 views

ArcMap doesn't recognize geodatabase files under “Add Data”

I have a folder filled with geodatabase files of the following formats: ATX, FREELIST, GDBINDEXES, GDBTABLE, GDBTABLX and SPX. I would like to convert these to shapefiles using ArcMap. I've been ...
4
votes
2answers
146 views

Problem Merging multiple shapefiles with different CRS in QGIS

I am trying to merge multiple shapefiles into one, but I encounter one error, not all of my shapefiles end up merged. I am able to load all of my shapefiles but when I attempt to merge them, the ...
4
votes
1answer
71 views

Making multiple layers editable in QGIS?

I am using QGIS and I want to eliminate fields from 300 shapefiles. All layers are loaded and selected. Is there a way to enable all 300 for simultaneous editing?
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0answers
26 views

changing shape file polygon values on the command line or in a library

I am using gdal_polygonize to create shapefiles. As gdal_polygonize only seems to work for integer values, I gave the different value ranges in my original raster data individual IDs. Now in the ...
1
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0answers
59 views

Uploading item/file as hosted layer to ArcGIS Online using ArcREST?

I am using ArcREST python package, specifically the add_item.py example to upload a shapefile to ArcGIS Online (AGOL). The example is straightforward and I have successfully uploaded a shapefile to ...
1
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2answers
50 views

Using PostGIS to query shape files

I am very new to PostGIS (started using it this morning). My goal is to determine if a lat/long point is contained inside a polygon that is described in a shape file (The shape file has a single ...
3
votes
0answers
180 views

After upgrading to Qgis 2.14 Essen, cannot load layers from .zip [closed]

I had a project in 2.12 Lyon that used many .zip files for access to .shp files. Now, after upgrading, I cannot add any content from .zip. This is Win10 Machine and I have the option checked to scan ...
1
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1answer
45 views

Separate buffer for road lines

I want to a buffer around road (dwg file) in Arcgis. I am merging road lines but there are separate buffers for every line of road.
1
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1answer
110 views

CRS transform from EPSG 4326 (WGS 84) ? to EPSG 27700 (OSGB 1936 / British National Grid)

I have a table which is an import of a shp file from www.geofabrik.de/ England > Roads. I've tried to change the CRS to EPSG 27700 but when I add this back to QGIS along side other layers which are ...
2
votes
2answers
64 views

PostGIS bbox with two tables

I am new to using PostgreSQL/PostGIS. I have two tables that I've imported from two shapefiles. One table is based on points called "shape_points" and the other based on polygons called "...
2
votes
1answer
35 views

My point shape file having missing spatial reference information

I am using ArcGIS 10.2.2. I got a shape file with points representing spot elevations in my study area. This file has been provided by a third party institution. The coordinate system is missing ...
1
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0answers
45 views

How can I Use Python in ArcGIS to Manipulate the Underlying Data of Selected Polygons [closed]

I am relatively new to python in ArcGIS. I have a shapefile loaded in ArcGis (v 10.0) and will select two adjacent polygons using the selection tool. Once I select my two polygons, I want to use ...
3
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0answers
34 views

Transfering files from QGIS to ArcGIS, wrong topology and fantoms objects [duplicate]

I am working in a project with both QGis and ArcGIS. I do mostly cosmetic work and digitalize with QGIS then transfer the shapefiles on ArcGIS. At work I am the only one to work on QGIS, the other ...
4
votes
1answer
159 views

Interpolate temperature data (shapefile) using R

The answer below solved my fist question, so I edit my question as follows: I have a shapefile given with the attributes lat, lon, elevation and temperature. So far I have a script that interpolates ...
2
votes
1answer
74 views

Filter the Feature Layer parameter in Python Script Tool

I have a Python script tool where I have a parameter of type Feature Layer because I want to have the already opened layers as a dropdown list. I was wondering if there is a way to filter this ...
0
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0answers
22 views

how to select the same variable in several shapefiles?

I need to prepare a map showing the element concentrations by months. I have a shapefile with all the information (13 elements (columns), 16 stations by 10 months (160 rows)), and I have copied this ...
0
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0answers
16 views

Add field, if not alredy exist. Else do nothing [duplicate]

I want to develop a python code that: Enters a shapefile. Determines all its fields and, if among these fields there are some missing from a certain list, it add them. An example may be easier to ...
0
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1answer
78 views

JSONs made from shapefiles are not plotting (using folium or Leaflet alone)

My goal is to plot two shapefiles as layers on an interactive map. The files I'm using live at https://github.com/AnnaMag/maps. I transformed shapefiles to .geojson using ogr2ogr -f ... e.g. ...
2
votes
1answer
47 views

Upload Shape File size limit

I'm trying to upload shape file to Geoserver with REST api. It is working with most of the shape files, but I have problems when I try to upload a bigger shape file. The .zip file is 21.1 Mb. Contains ...
2
votes
1answer
53 views

Converting an ENVI raster as point shapefile for editing in ArcGIS?

I have an ENVI raster with multiple classes inside. I tried to export this to a vector so that I can convert it to a shapefile in ArcGis (I want to manually edit/delete points in the raster), but the ...
4
votes
1answer
37 views

Remove certain polygon from SpatialPolygonDataFrame

I am using R maptools library to parse the shapefile into a list of polygons. The function readShapeSpatial shp <- readShapeSpatial("<path to my shapefile>") gives me a ...
7
votes
1answer
182 views

Shapefile Polygon does not display in QGIS

I am attempting to import a Shapefile into QGIS. When I import it, the boundary is shown on the list, but when I try to view it in the mapping area, it does not show up. I can get it to show the ...
2
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3answers
78 views

How do I create random points only within a multi-part polygon and none outside?

I am currently using a shapefile consisting of an area smaller than the entire study boundary ie. I want this to to be my overall study area. I used a raster to polygon tool and converted it to a ...
3
votes
3answers
137 views

Where to find a polygon shapefile of countries, states and islands?

As often happens, the hardest part of GIS is to come up with clean shapefile with an attribute table. I need to create a choropleth map, but all I have is this: Domicile,Captives New Zealand,24 ...
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1answer
96 views

Adding shapes and/or icons to legend using Leaflet within R?

Is it possible, using Leaflet within R, to make a legend in such way that includes a set of icons or shapes and their corresponding value?
1
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1answer
122 views

How to speed up Select by location?

Has anyone had a similar "extreme slow" experience using "Select by location" (Toolbox) and "Spatial query" tool? I've used both for selecting some points inside a polygon. The data was in SHPs and ...
0
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0answers
4 views

Shifted shapefiles with same coordinate system in ArcGIS [duplicate]

I have a strange situation with one of my GIS projects. I received from a client three shapefiles in the same coordinate system (Stereographic 1970 - a projected system). All three files should align ...
0
votes
2answers
58 views

QGIS capabilities [closed]

Our office is considering to make an offer of a large scale master plan project. The end-user files are required to be shape files, or at least ArcGIS compatible files. (The base map for desing is ...
1
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0answers
36 views

Ogr2ogr: Shape to MySQL. Delete (or ignore) “geometry_columns” and “spatial_ref_sys”

Im exporting a shapefile to my MySQL database. But as standard it also add the additional metadata tables: "geometry_columns" and "spatial_ref_sys" Is there a way to either delete these tables or ...
5
votes
2answers
82 views

Is it possible to 'scrape' shapefile layer from a map saved as pdf/jpeg?

Data on the changes in voting district delimitations in SA is available as a series of maps (no shapefiles made official). I'd like to create a shapefile by scraping the boundaries from the individual ...
1
vote
2answers
92 views

How to find the intersection of three polygon layers in ArcGIS?

I have three data sets of San Francisco, TerraSAR-X, ALOS-PALSAR, Radarsat2. I have extracted KML files using Envi Sarscape. In order to find the intersection of these areas, I have converted ...
2
votes
0answers
63 views

Selecting polygons that are completely surrounded by other polygons [closed]

Is it possible in ArcMap 10.4 to select single polygons of a particular attribute that are completely surrounded by polygons of a different attribute? Using a segmentation shapefile from a rule-based ...
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0answers
43 views

Converting Shapefile to Autocad

I am Trying to export from shapefile to autocad. But it is not converted correctly. My labels are not shown.
3
votes
1answer
69 views

ogr2ogr batch load shapefiles into geodatabase

I'm trying to load a directory of shapefiles into a geodatabase with ogr2ogr. It works fine if I specify a single shapefile, but can't open the datasources if I specify a wildcard. Is there a wildcard ...
1
vote
3answers
75 views

Latitude and longitude from .shp file with QGIS

I opened with QGIS the shapefile in the following archive http://data.openstreetmapdata.com/coastlines-split-4326.zip and I want to convert this shapefile to a list of latitude and longitude values ...
0
votes
1answer
146 views

RuntimeError: cannot open <shapefile> from ArcPy search cursor? [closed]

import arcpy from arcpy import env env.workspace= "C:/Esripress/Python/Data/Excercise08" fc = "rivers.shp" cursor = arcpy.da.SearchCursor(fc, ["SHAPE@LENGTH"]) length =0 for row in cursor: length =...
1
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0answers
34 views

rasterize (R package raster) fail to rasterize island polygons?

I am having problem in rasterezing a polygon shapefile: "island" polygons (I mean polygons which are totally included into a larger one) are ignored and do not appear in the raster. My code is: seg &...
2
votes
1answer
32 views

Joining data from 2 shapefiles Qgis

I think there must be a atraight forward answer to this but I haven't managed yet: I have two shapefiles for the same watershed they are both divided into different areas with different erosion ...
3
votes
1answer
43 views

Is it possible to remove small polygons from Census Block shapefile?

I just pulled up a shapefile that plots census blocks (TIGER product) using Quantum and I noticed that there are well over 1000 small polygons that aren't census blocks that are (I assume) used to ...
2
votes
0answers
32 views

Building shapefile for Naples region, Italy

I have been searching high and low for a building data layer for the Naples region of Italy (Campania). I am studying volcanic risk from a volcano called Campi Flegrei and have to see how this volcano ...
1
vote
1answer
64 views

Shapefile buffer assigning to each buffer a different length

I am new to ArcGIS and Python. I have drawn a set of lines (corresponding to a network) in a shapefile. I would like to buffer them, but each line has a different buffer length, so I thought to do it ...
-1
votes
2answers
100 views

Layers with same coordinate system still do not overlap, as they should, even after ArcToolbox Define and Project tools [duplicate]

For ArcMap 10.3: I had two shapefiles, that at one point, were in different coordinate systems. Shp#1 was in NAD_1983_Texas_Centric_Mapping_System_Albers and Shp#2 was in ...
0
votes
1answer
44 views

Converting geodatabase public lands to a shapefile

Can a whole geodatabase be converted to a single shapefile? This is my code, not sure what I am doing wrong... # Import system modules import arcpy # Set environment settings arcpy.env.workspace = "...
3
votes
1answer
71 views

Way to Shrink Alaska and Hawaii for “Stereotypical View”

Is there anyway to shrink Alaska and Hawaii to create a map that looks like the stereotypical map with AK in the corner, etc.? I thought about trying to isolate AK and HI in their own layers and then ...
1
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0answers
46 views

Extract Labels (city names, state names) with shapefiles using QGIS

I want to extract shapefiles with labels on it using QGIS but labels cannot be extracted along with shapefiles. Here's the image: I want this as my output after extraction: How to do something ...
2
votes
1answer
53 views

Change shapefile field names using ogr AlterFieldDefn

I need to change field names of a shapefile to upper case using ogr. I want to do this automatically, versus calling out each field and replacing the name with upper case. When I try to implement ...
2
votes
0answers
146 views

Global shipping network datasets for download?

Does anyone know if global shipping routes for free download (preferably ESRI shapefile) exist? I would need them for my research only as a background presentation on the world image. They can be ...
1
vote
1answer
39 views

QGIS crashes (dumped crash) while importing SHP layers or SpatialLite

I meet problems with the last version of QGIS (Lyon 2.12.3) 64bits on Windows 7. The software crashes as soon as I load a SHP layer or use SpatiaLite layers (created from OSM data). Besides, each ...
2
votes
1answer
60 views

Problem with shapefile created using Arcgis 10.3

I have create a shapefile using Arcgis 10.3 . the shapefile contains attribute data in Arabic language . the problem came when I open it in Mapwell (an app specializes in creating navigable maps) ...
3
votes
3answers
229 views

Can a feature class be stored as a shapefile?

This is a general question about how a feature class is stored or can be stored using python/arcpy. Can a list of created points (a feature class) be saved as a shapefile or in a shapefile, or to ...