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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19 views

Merging ShapeFiles with QGIS for UK counties

I want to draw a map for all the counties of UK including North Ireland. Since I can not find a source of counties including both North Ireland and Britain. I try to merge two shapefiles with QGISfrom ...
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1answer
25 views

Why are these two shape files different?

Can someone please explain why these two shapefiles are different: Neighborhoods in Cambridge, MA ; and Water bodies in Cambridge, MA. In particular, I am having trouble working with the water ...
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8 views

How to make an inundation map?

My task is to calculate the area available for specific plant species in a natural reserve that has been reconnected to the tidal influence. First step is to create an inundation map for a natural ...
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1answer
17 views

Graphical modeler in QGIS. I can't find a model [duplicate]

I'm a doing a tutorial for QGIS and at one point I have to use 'Join attributes by location' model but I do not find it in the Graphical modeler. Does it have to be there? I have to download it from ...
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0answers
11 views

Load a shape file in postgresql DB with php

I am trying to load a shapefile in a postgis database using the exec() command. I have read the format I have to follow from here and I checked several similar questions from the forum. Based on the ...
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17 views

convert .shp to .gpx with selected attributes [duplicate]

I am working with QGIS 2.6/2.8 (1.8 is installed too). Right now I am planning an inventory and want to convert a .shp file to a .gpx including the Column "fid" from the attribute table. Is there a ...
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1answer
40 views

Explaining ArcGIS Raster to Polygon output?

I want create a new shapefile with selected fields found in a raster which depicts landcover. I first attempted to run Raster To Polygon. However, some class names no longer appear, as shown here: ...
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19 views

PostGis without shp2pgsql

I recently reinstalled postgis on my pc, following these instructions link. The installation is successful, and for several days work using PostgreSQL and PostGIS without problems. Now, I need to ...
2
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1answer
28 views

Extracting intersection areas in R

I have two polygons. One contains fields(X,Y,Z) and the other contains soil types (A,B,C,D). I want to know what area of every field contains which type of soil. I tried the following: ...
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21 views

calculating distance between successive csv gps points using java [on hold]

here is part of code that i tried to execute but it dosent work ... the problem is in latitude2 and longitude i didnt figure out calculate distance between row and row+1 nay help please !!!! ...
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0answers
14 views

Problem with QGIS raster interpolation from a point shapefile after duplicating the shapefile

Let me explain a problem I had with QGIS to see if somebody else has experience it. I created a raster from a point shapefile through the Raster-> Interpolation menu with no problems. After that, I ...
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1answer
28 views

Connectivity Issue in Road Network - Error Graphic Pick 1

I have read around 6 various forums posts and still could not figure out where I was making the mistake so please help me. I have downloaded the OSM shape file and and have clipped a pretty large ...
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9 views

Shape to Geo code xml generation

I would like to know the process of generating GEO codes from a shape file (Indian coastal districts/ states). Here we have used ArcGIS for generation of the shape-file along the indian coast. Can ...
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1answer
23 views

Sampling one shapefile with polygons of another using R?

I have two shapefiles that partially overlap. One (the bigger one) consists of several polygons which represent fields I am interested in. The second, is a rectangular shape that overlaps about 30% of ...
0
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1answer
18 views

ggplot2 plots polygons with wrong topologies

I'm trying to plot polygons in R using ggplot2. In GRASS, QGIS and normal R the map renders fine, but ggplot2 seems to have some kind of topological difficultes I can't explain. With normal R it looks ...
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2answers
34 views

Writing PyQGIS Output to Shapefile

I'm trying to find the closest point on a line to another point as in this post. However when I try to write the result as a shapefile I get an error: TypeError: ...
1
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1answer
34 views

No cadastral maps in the UK. Solutions/alternatives for a methodology?

I need help reworking a methodology in the absence of cadastral data in the UK. The aim is to plot a range of businesses in a UK city on separate layers (according to business type) as polygon ...
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0answers
29 views

Geotagging photos with Point Shape via Time Stamp

I have waypoints which I marked with a gps device - unfortunatelly no track/route. And I have photos which I took at the same day. Now I want to interpolate the points to line and use this line to ...
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2answers
16 views

Is it possible to append the same type of shape file captured on two different Trimble Juno 3b's with ArcPad 10?

I will soon have access to two Trimble Juno 3b's which will both have ArcPad 10. I have done some practice with one Juno 3b and I am very confident with my ability to use them. All I need to know is ...
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1answer
25 views

How to add attributes to a Shapefile published in Geoserver?

I use Geoserver 2.4.4 with Shapefiles. Now, I want to add attributes to features from a layer that already has some attributes. (Shown in Geoserver->Layers->Feature Type Details). I add the ...
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1answer
10 views

Creating Shapefiles from MS SQL using ColdFusion/Java?

A client wants to export, from their MS SQL server, data into Shapefiles. I've looked around for a starting ground and have heard Ogr2Ogr mentioned and it seems intimidating. So I was wondering if ...
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15 views

Subtract parts of polygon that overlap with ocean

I have some seismic data in format of shapefiles/geojson. The data has no relevance in the oceans so I am looking to strip away those parts of the polygon. What I am currently doing is using the ...
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1answer
50 views

Seeking shapefile of traffic lights with time sequence information anywhere in world?

I am looking for a shapefile of traffic lights that contains the time sequence information. As in how many seconds the green, red and yellow lights are on. It could be a point layer of street lights ...
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0answers
18 views

Using GDAL with a line layer and points layer, find next point along line layer

With the points layer and line layer, I'm trying to create a graph for path finding. I've got a line layer that I've dissolved, thinking that might make this easier. The points in the points layer lie ...
2
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1answer
44 views

Is there Data Loader for QGIS or Spatialite?

Is there a tool that works like the data loader of ArcGIS for QGIS (or via Spatialite )? To integrate data in a database or a shapefile without having the same structure (and the tool allows to ...
1
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1answer
39 views

Determine projection of a shapefile

Is there anyway to determine projection of a shape file which doesn't have .prj file? I am trying to re-project this shape file to another projection, I know that it is Lat long data. I could manage ...
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1answer
45 views

How to show coverage of 5 different years on a map [closed]

I have a district shape file which has coverage columns from 2006 to 2014. Is there a way of representing these coverages on a map showing the trends for 2006 to 2014. I want to present it like in the ...
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2answers
45 views

Loop for exporting shapefiles from an existing shapefile

Hello i have a pnt shp with 50 pnts. I want to export each one of it in a separate shapefile with arcpy writting a loop. My problem is that i want the output name i create has a different name, e.g. ...
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0answers
25 views

Script for Arcpy console Lock file gets removed

I am running a script via python console to batch add and calculate new fields of all shapefiles in the current dataframe. Sometimes, especially if I have more than 5 shapefiles to be processed, the ...
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0answers
39 views

polygon shapefile R extract issues

I'm trying to do simple RF classification in R based on https://gis.stackexchange.com/a/39103/48810. The code I am using is as follows: require(sp) require(rgdal) require(raster) ...
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0answers
18 views

Incorrect Acreage QGIS 2.6.0

I have six polygons, all of (fairly) similar size. The first one is 8 acres, the others are obviously wrong with 120,000 acres, and 106,000 acres and so on. I am calculating with the field calculator, ...
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0answers
27 views

Loading shape files from a read-only drive

Never had a problem with that, but after updating to ArCGIS 10.3 I cannot load shape files from a read-only drive. The error message says: Error opening feature class FDO error: -1 [nnn.shp] FDO ...
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0answers
24 views

Update shapefile name with layer name

I had a layer that I split by fields. The resulting files were given a name. I updated the names of the resulting layers in QGIS but have realized that the shapefiles have not been updated ...
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0answers
11 views

Configuring Identify Feature Tool in Geomoose

Currently,i am workiong on geomoose.And i Faced a problem with the identify tool.Plotted some point data in geomoose and the identify tool displays more than one result for a single point.Is this ...
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0answers
7 views

Shapefile (dbf) to MySQL conversion? [duplicate]

Is it possible to convert the exported data of shapefile to MySQL? I want to use MySQL instead of dbf since dbf are prone to corruption.
0
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1answer
29 views

Tab delimited and shape file [closed]

I have a tab delimited file and a shapefile which demonstrates the forest areas an area. When I open them in a project the shapefile covers the points of my samples. Is there a way to counteract this? ...
0
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2answers
56 views

US map shape distorted in QGIS

I am very new to QGIS and mapping. I am trying to load a US state map shapefile in QGIS. But the problem is it does not look like another US state map available on the internet. The upper part looks ...
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0answers
33 views

how to build a truely standalone mobile map app?

I am a newbie around here and here goes my first question...Is it possible to build a truely standalone mobile map app (working offline)? If so then how and with which set of tools? What geodata ...
0
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1answer
18 views

unable to catch exception in opening a shape file geotoools

I am loading a shapefile where .shx file is missing i am getting the following error. I am unable to catch this exception please help me. error log Could not open the .shx file, continuing ...
2
votes
2answers
92 views

California State Parcel Data

I am looking for California state parcel data such as owner name, no. of stories, year built etc., for each parcel. I can get to the level that I can browse them in property appraiser site but don't ...
1
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1answer
51 views

Importing shapefile into PostgreSQL/PostGIS?

enter image description hereI'm completely new to PostgreSQL and PostGIS. I finally got both installed and have the PostGIS extension installed. I'm running the PostGIS shapefile import manager. I ...
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0answers
25 views

when displaying shp file some layers lost in QGIS

When the export dxf file from autocad to turn dxf files into shp file and then displayed in QGIS , ask why some layers lost. These layers are massive icons . For example, the icon of the valve .
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1answer
22 views

Migrating Data to Another Database whit FDOToolbox

I want to migrate my data (Shapefile) to a PostgresSQL using a FDOtoolbox , i searched a tutorial for that but i dont found it . can any one explain the steps to do for migarte the data from a ...
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0answers
33 views

crop shp file leads to different results for same extent

I cropped a shapefile to a smaller extent (my AOI - area of interest) - to work with a reduced working directory. During my workflow I rasterize the shapefile. Here is my problem: I saved both of my ...
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votes
1answer
44 views

Create an interactive map in java with shapefiles [closed]

How can I Create an interactive map in Netbeans by using a shape file of world map? Which of below options are suitable? OpenLayers, OpenStreepMap, GeoServer and WMP? How can them help me? Thank you. ...
2
votes
2answers
179 views

Don't display records with null values

I have shapefile with 4000+ points and I would like to display only records that have values greater than zero in a specific column. How do I stop ArcGIS from displaying all records including those ...
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0answers
26 views

Using FME, Is there a way to transfer Metadata from an SDE FeatureClass to a Shapefile (shp.xml)

Is there a way to transfer, using FME, the metadata from an SDE featureclass to a shapefile?
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0answers
15 views

SKD GXP : Export a selected area using drawbox to a shape file

I'm tryning to export a selected area using DrawBox.js to 'shape-zip'. So far I've found https://github.com/bartvde/sdk-export-app which will export features at a node, not an area. Is there any ...
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votes
1answer
62 views

Preserving attributes during kml2shp conversion in ArcGIS for Desktop?

Looked online and found the two links below on preserving attributes when doing a kml2shp conversion. Thinking there might be a newer better way of accomplishing this using ArcGIS 10.1 for Desktop? ...
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37 views

NGO library Removal

NGO library is not available anymore, thats where my question comes in, those objects at bottom in code section, mean nothing because there is no reference for them in arcobjects v10.. this is what ...