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
115 views

How to adjust a complete shapefile of multiple points on ArcMap taking other few as reference?

I recieved a shapefile with georeferenced trees, but they didn't used a GPS to get the coordinates (not sure how they did it, some traditional stuff maybe?). So, the position doesn't match exactly on ...
2
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2answers
3k views

Where can I download a free dataset containing major ports across the world?

I am working on an analysis and would like to incorporate major maritime ports from across the world. Some initial searching turned up a dataset produced by General Dynamics, however it will be ...
1
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2answers
187 views

Using Geotools: How to convert these strange coordinates from a shapefile into regular lat and long?

I use this dataset from the European Union: http://www.eea.europa.eu/data-and-maps/data/administrative-land-accounting-units Opening the shapefile with Java' Geotools, I see coordinates like: ...
3
votes
1answer
124 views

Is it possible to define a custom CRS for a shapefile in QGIS that uses hundredths of a US foot?

I have several polygon shapefiles whose coordinates are defined as 100x their original coordinates projected from the Washington State South HARN State Plane in us-ft (EPSG 2927). I would imagine the ...
3
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2answers
598 views

How to delete empty fields from a Shapefile with QGIS or ogr2ogr?

I have a Shapefile with a lot of empty columns but many of them are empty. Using QGIS or ogr2ogr, how do I remove all attribute columns where everything is NULL?
48
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11answers
21k views

Identifying Coordinate System of Shapefile when Unknown?

I have a Shapefile but its coordinate system is Unknown, and there is no *.prj file. How I can identify it now? Are there any tools that could help?
0
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0answers
88 views

leica-geo-office unable to export shapefiles without freezing

I’m trying to export shapefiles from leica geo-office to AutoCAD. LGO keeps freezing up whenever it opens a navigation window. Such as when trying to choose the path to save the Fieldwork Report or ...
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1answer
34 views

Growing error from west to east when overlaying raster and shape

I am using a shape of Austria from gadm.org which I want to overlay with a netCDF file in R. As the netCDF has projected coordinates in EPSG:31287, I have reprojected the shape using FWtools and the ...
3
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2answers
327 views

Creating shp from txt files using ArcPy?

I have a txt file like this: Point 0 347172.2 4269952.7 60.9090909091 1 337172.8 4278952.4 85.7334909091 2 344572.3 4547952.2 123.909673091 3 347532.8 8777952.8 456.467809091 END The third column ...
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0answers
60 views

How to Post Kartograph File on Wordpress?

I can't for the life of me figure out how I can post what I created with Kartograph.py to my Wordpress site. I have the following files and the created the following with Kartograph:
0
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1answer
88 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 ...
1
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1answer
220 views

Cannot produce pie chart in QGIS 2.2

I have a shapefile to which I joined two tables from a MySql database. I used one column of the first table to color the polygons in my shapefile which works fine. Three columns out of the second ...
2
votes
1answer
537 views

How to convert shp to csv

I am trying to convert my shape files to csv through a batch processing in Java using Geotools. The problem is I have more than 500 shape files (point features). The code is working fine for a small ...
1
vote
1answer
815 views

Unable to load Shapefile using pgShapeloader / shp2pgsql-gui (pgAdmin3's PostGIS Shapefile Import/Export Tool)

I am trying to load a shapefile (http://dds.cr.usgs.gov/pub/data/nationalatlas/statesp020_nt00032.tar.gz) into PostGIS 2.0.1 using pgAdmin3's PostGIS Shapefile Import/Export Tool. However its not ...
0
votes
2answers
154 views

How to stylize KML layers for Google Maps?

I am using QGIS 2.0 to convert my shapefiles into KML layers. The purpose of converting my shapefiles into KML layers is to bypass the restriction imposed by Google Fusion Maps, which only allows ...
1
vote
1answer
735 views

Batch export all layers in ArcMap document that have selected features?

I have several layers in an ArcMap Document. All of these layers are stored as shape files. Specific features of the said layers are selected. I want to export the data as shapefile programatically. ...
1
vote
1answer
193 views

How to convert multiple vector layers to georeferenced rasters using QGIS?

I have Openstreetmap background loaded in QGIS - currently from Spatialite, but no problem to get shapefiles. I need to convert the loaded map to one big raster or could also by more smaller ones, ...
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votes
0answers
118 views

Can styling be applied to a kml (from a shp) using ogr2ogr

Is it possible to generate a styled KML using ogr2ogr (ie pen width and colour?) I cannot seem to find anything in the ogr2ogr documentation. My code so far is; ogr2ogr.exe -f "KML" prow-kml.kml ...
2
votes
2answers
911 views

Are British National Grid (BNG) 1km grid shapefiles displayed accurately in ArcMap?

I have downloaded the UK Ordinance Survey's 1km grids in shapefile format for ArcMap. If you need to download them to have a look first you can find them here look for link in the first Answer to the ...
15
votes
3answers
3k views

Is there an automatic function in QGIS to package all files in a project for transferability?

In my project, I use a lot of geodata from different directories. Now I want to give the QGIS project to a colleague (eg on a CD). Is it possible to copy the shapes from different directories ...
1
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1answer
45 views

portions of edited shapefile will not draw

I edited a shapfile of approximately 1500+ pipe segments yesterday in QGIS. When opened today (first in ArcMAP by another user) only about 10% of the pipes were drawn. The same happened when the ...
4
votes
1answer
438 views

Using different symbols and colors for each row in a shapefile attribute table

I have a shapefile where I have a column of individual locations (ID field below), and then a column of yes/no data for each location. Some locations were visited twice and got different results. I ...
9
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5answers
10k views

How to change the order of features in a shapefile?

I have a shapefile and I want to change the order of the features. Is that possible?
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0answers
192 views

Regroup SHP files and convert to one MBTiles file

I have a lot of shp files and i want to regroup all of them and export the whole thing in one mbtiles file (and display this with MapBox GL). I tried MapBox Studio but it's crash a lot ! Any ideas ?
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2answers
53 views

Is it possible to withhold attribute data from a shapefile?

Basically, what I'm trying to figure out is if its possible to withhold or lock attribute data from a shapefile if you are sending the shapefile to someone?
9
votes
1answer
16k views

Georeferencing shapefile using ArcGIS for Desktop?

I have a shapefile with some polygons that I would like to superimpose to a raster image, but unfortunately they don't match perfectly due to the reference system the shp has been created with. So, I ...
2
votes
1answer
58 views

Display coastline

I have a raster converted from shape file(tool point to raster). Can anybody prompt, how to display coastline? I can use contours, but are not focused at condition "elevation = 0". Is there any simple ...
2
votes
2answers
156 views

Automating selection and sliver elimination using QGIS

At the moment I do this manually: open a shape file open the attribute table use "select features using an expression" - the expression is "area" < 200 then I use vector/geoprocessing ...
4
votes
2answers
129 views

How can I identify lines that intersect a certain raster layer area?

How do I identify certain roads ( of a line shapefile) that intersect with a layer that is produced from the reclassify tool (for raster data)? I am trying to identify which roads specifically are in ...
0
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0answers
304 views

Import OpenStreetMap to shapefile in ArcMap

I would like to import an osm file to a postgresql in order to be able to extract soe information and convert it to a shapefile. I have downloaded the PostgreSQL. My question is what are the main ...
2
votes
1answer
281 views

Enforce topology rule over a shapefile

I have a couple of shapefiles, the first one is a set of points, while the second one is a set of lines. I need to regularize the shapefiles in order to be able to generate a graph (adjacency list / ...
2
votes
1answer
63 views

Trying to extract arc information from a Suburb shapefile

I downloaded some shapefiles from the Australian Bureau of Statistics (ABS). It's basically showing a bunch of suburbs when I view the shapefile through a GIS tool. The GIS tool that I am using at ...
2
votes
0answers
251 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 ...
2
votes
2answers
523 views

Displaying multiple regions shapefiles on iOS device?

How can I display multiple shapefiles on an iOS device? My client is asking to display all the states in a different color, and again cities in a different color and all the fields in a different ...
0
votes
0answers
145 views

Distance Measure appears to be wrong in ArcGIS Desktop?

The distances in my shapefile are completely wrong. I got this shapefile online. Does anyone knows what's going on? I attached two pictures. The shapefile is projected as ...
3
votes
3answers
183 views

Procedure putting online a graveyard in a GIS

I would appreciate some advice. I’m not an expert in GIS but recently I studied a bit, came on different sites. Among others QGIS, MangoMap, ArcGIS, … etc A group of 6 small towns in Belgium wants to ...
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votes
2answers
140 views

Can WMS services share shapefiles?

I'm unfamiliar with the WMS data transfer but all the sites that I have connected through using WMS in QGIS only provide raster data. Is it possible to share a shapefile through WMS? If so do ...
2
votes
1answer
65 views

Managing multiple dates in single column of shapefile using ArcGIS Desktop?

I have data example an organizations, which consists sl.no, name of organization, facility type, latitude, longitude starting date of facility.My problem is for particular facility i had two or more ...
0
votes
1answer
51 views

How do I use filters on multiple layers in Kartograph?

I am trying to create a map of the continental US and Puerto Rico using Kartograph. I am using the shapefiles from Natural Earth, and I obtained the filter keys from the column headers of the DBF ...
6
votes
2answers
138 views

Complex Shapefile Compression Advice

I'm looking for some advice on how I can simplify this very detailed shapefile to ultimately be used for the web (as topojson) as a interactive heatmap. It was originally created from a raster file ...
1
vote
1answer
764 views

Can't plot polygons with R and ggplot2

I am new to shapefiles so I maybe ask some stupid questions, sorry. I want to plot a map of my region, with colour filled polygons using R. I have downloaded municipal (lines) and province (polygons) ...
0
votes
3answers
144 views

Cropping a Shapefile into a Rectangular Box with Python pyshp

Using 'pyshp' I am hoping to reduce the set of US highway shapefiles to only those in Puerto Rico. The idea is very easy since I only need those pieces which fit into the window. >> import ...
0
votes
1answer
178 views

How to export Extent as shapefile from multiple shapefiles using OGR?

I want to export EXTENT as Rectangular shp file from multiple shape using OGR2OGR?
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vote
0answers
127 views

Joining shapefiles based on FID in QGIS [closed]

I want to join shapefiles (or a shapefile and a data file) based on their mutual FIDs and can't see the FID in the "Target Field" dropdown on the join form. I believe this is a basic need to have ...
0
votes
0answers
57 views

How to convert points shapefile with a designed attribute containing Z values to a 3D shapefile

I need to write a C# program which would convert points shapefile with a designed attribute containing Z values to a 3D shapefile. Any suggestions how to do it? I use ArcGIS 10.2.
3
votes
1answer
1k views

“Topo to Raster” tool for QGIS?

is there any analogue of the ArcGIS "topo to raster" tool in QGIS? I need to creates surfaces from shp for some cases from points and for some from lines and this instrument is very convenient.
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votes
0answers
25 views

Losing polygons when importing shapefile in GRASS

I have a complicated mapinfo .tab file of wildland urban interface zones. They are represented as polygons. I am importing into GRASS using the following command: v.in.ogr -c dsn="C:....path" ...
0
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0answers
55 views

Complexity of US 5-Digit Zip Code Boundaries from Scratch?

Does anyone have any idea how difficult it would be to create 5-digit zip code boundaries from scratch? Let's suppose you start with a good outline of the US. Where would you source the fundamental ...
1
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2answers
98 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
307 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 ...