0
votes
3answers
734 views

Bing Map REST API is not working

if i place the below URL in my browser http://dev.virtualearth.net/REST/v1/Locations?q=bangalore+karnataka+india&key= The response is below { authenticationResultCode: "ValidCredentials", ...
0
votes
1answer
2k views

Shapely LineString and Polygon intersect?

here is my python code, it does not intersect and when I plot this in google map , I see the intersection. shapely.geometry is in Cartesian plane, how you are solving this? l = "40.65:-114.07 40.21:-...
3
votes
4answers
4k views

tap on points on touch screen with openlayers

I have openlayers 2.13 along with geoserver 2.1.3. I have a vector layer where points created, after a CQL filter is activated. I have a click event for those points. In pc/laptop works fine, but ...
5
votes
3answers
442 views

How to export a Vector Layer with OGR2Layers Plugin

I'm using QGIS 2.0 Dufour on my Linux (Ubuntu 12.10).I'm download shapefile of Croatia country from this site (http://www.gadm.org/country) and i added a new vector layer where i created some polygons....
1
vote
1answer
91 views

qgis print composer: more then one “overviews” to show overlap of more then two maps

I have a map composition with 3 pages (maps). I would like to draw the overlapping on every map. So the first map is overlapping the second, and the second is overlapped by the first an the third. ...
2
votes
0answers
39 views

automatic snap line to line [duplicate]

I need to automaticly overlay/snap the red line (gps-track) exact on the lines of my roads-shape. Is that possible?
1
vote
1answer
31 views

labeling in qgis 2.0: if one letter in string is “X”

I have a shapefile and I want to label all shapes with a "B" or "A" in its name (string). All others should be ignored. Like: If [field] contains "B" draw label Im using qgis 2.0.
0
votes
0answers
285 views

recording pixel value with Python script in ArcGIS 10.x

A scripting newbie question... I'd like to write a Python script for ArcGIS 10.x that would record the pixel value for all pixels in a raster. Furthermore, I'd like to only record a given value once ...
0
votes
0answers
280 views

Heatmap processed on the whole layer / dataset

How can I process the geoserver heatmap on my whole database rather than on the displayed part of it? What I want is to keep the same color for each place, everytime. Here is an illustration of what ...
0
votes
1answer
38 views

Postgres Data insertation [closed]

I have a table with 4 column. There are thousands of data. The column names are serial || name || X || Y From 500 I made a mistake and put the X data into Y field and Y data into X field. So can I ...
4
votes
2answers
3k views

What formula is used for distance between 2 points in Google Maps?

What formula is used by Google Maps for calculating the shortest distance between 2 points (having their Lat, Lng coordinates)? Is it purely based on Haversine? Or is it something different? Is there ...
0
votes
1answer
92 views

check if the district belongs to the province

I'm building map viewer using d3js and data from WFS service. In Poland we have 3 levels of administrative divisions: province district community Using WFS service I can get exact boundaries of ...
3
votes
1answer
572 views

remove land area from marine region polygons

In my pursuit to merge multiple polygons for the purpose of calculating the surface area of marine species distributions, using shapefiles from Marineregions, I am now trying to remove potential land ...
1
vote
2answers
137 views

Create Image of an area in OSM

I want to create a big image of this area. But with a bigger zoom level. How can I achieve this? Currently I would zoom in, make a screenshot and put those screenshots together with a image editor. ...
3
votes
2answers
2k views

Move whole Google earth path

I have a KML-file with a path in Google Earth that is slightly displaced. And I don't want to move each coordinate manually. How can I move all of the coordinates together? I think this site is ...
2
votes
1answer
4k views

How to download tiles to use offline [closed]

I need to download tiles of an entire country to use offline. I don't need a server o whatever, I just need to download tiles organised in folders (x y and z). Should I use mapnick? Im on OSX but I ...
2
votes
2answers
666 views

How do I create a polygon layer from multiple touching line segments in QGIS?

I'm trying to create a base map for a Maine Coastal area, and wanted to create a polygon layer of the land cover from the coastline in QGIS. Whether I created the coastline vector layer from the USGS ...
3
votes
2answers
477 views

UK area boundaries

I'm working on a web project that requires polygons and lat long coordinates for the boundares of towns, citys, countys and postcodes. Does anyone know where i can obtain this data? i know rightmove ...
0
votes
1answer
154 views

Can rgdal use an external GDAL installation?

The README for rgdal contains the following text: file.show(system.file("README", package="rgdal")) For additional drivers, users of the CRAN Windows and CRAN OSX binaries can either convert ...
7
votes
1answer
3k views

How to select specific row in attribute table using ArcPy (without iterating through whole table)?

I am using ArcGIS 10.2 and have assumed until now that it is possible to select a specific row in an attribute table. However, I can't seem to find a way to do this. The only available methods seem to ...
0
votes
1answer
278 views

Geoserver heatmap in meters rather than pixels

Is it possible to get the radius' density kernel of the heatmap in meters rather than in pixels? http://suite.opengeo.org/opengeo-docs/cartography/rt/heatmap.html If not, is there other alternatives ...
3
votes
1answer
95 views

What is QGIS equivalent of ArcGIS GetCount for use in Python script?

I have a number of layers in QGIS that I would like to select attributes on, and get the feature count for, within a Python script. In ArcGIS for Desktop I have been using SelectLayerByAttribute ...
3
votes
2answers
8k views

Does a Google Earth Pro licence allow you to export geo-referenced satellite images for use in other GIS software?

I'm considering purchasing Google Earth Pro so that I can use satellite images in commercial reports. I wasted my trial period however, and I don't know whether I can export geo-referenced images ...
1
vote
1answer
185 views

How to Plot Every Other Address on Street?

I have no idea if this is even possible. We run a Utility software company and need to know where to put the leak sensors. The sensors are put at either every other house or every two houses depending ...
5
votes
3answers
473 views

GIN/GiST Full Text searches through openlayers, geoserver and postgres

I have a a web app that automatically maps recent tweets and allows you to search for certain keywords. it uses Postgres for the database, geoserver as the server, and openlayers as the cartographic ...
0
votes
1answer
168 views

Geoserver integrated GWC not 'seeing' tiled layers

I am having trouble using Geoserver 2.4.1 integrated GWC, Ubuntu 13.04 and tomcat7 My data directory is set by setenv.sh with this string: export CATALINA_OPTS="$CATALINA_OPTS -DGEOSERVER_DATA_DIR=/...
3
votes
1answer
379 views

Calculate ground nadir line from PV coordinates

I'm using an API which returns a satellite's PVCoordinates (Position/Velocity pairs). {P(1036869.5330731269, 6546536.584960848, 9.892293545390519E-11), V(-9994.355195123433, 1582.9503539842497, -1242....
2
votes
1answer
5k views

Trouble with INSERT in PostgreSQL 9.1

I am trying to execute the following: INSERT INTO lithic (cp_east, cp_north, type, material, art_count, comment, field_no, gps_unit, initials, rec_date, cortex, geom) SELECT (cp_east, cp_north, ...
2
votes
1answer
204 views

Why does writing large shapefiles crash QGIS?

I'm trying to write large shapefiles with QGIS 2.0 API, using Python, which crashes QGIS. The data is composed of simple two point lines and a data table of five columns. A thousand features or so ...
0
votes
1answer
530 views

Simplest way to display a new marker on a map already displayed?

Could someone provide an example of the most dirt simple method to force a new marker to pop up based on a given lat/lng? I do not need js to write to my db, as that will be done server side; but I ...
0
votes
3answers
1k views

ExtJS 4.2 layout crush on latest chrome but not on old one in full screen

I've noticed that only in chrome my GeoExt app crush when I open many layers. If I resize the window , the layout seems to look good , once I resize to bigger screen , it mess again. The app code ...
0
votes
1answer
62 views

Zoom level lost in public visualization?

I've got a visualization made where in the back-end it looks great. zoom level = 5. Then any method of publishing sets the zoom level to 3. Can this be forced to remain 5? strangely, this other ...
2
votes
1answer
444 views

Can individual feature properties be retrieved from the CartoDB.js API?

I'm building an application that uses CartoDB to show users how a proposed redistricting plan would affect them. The user enters an address and that fires a ST_Intersects query to CartoDB, the result ...
2
votes
0answers
298 views

How to run Arc Hydro in ModelBuilder?

I tried to run a ModelBuilder program but it gave the error below. I am working in ArcMap 10.2, windows 7 64 bit pro and the raster format is Grid. When installing ArcGIS 10.2, it required me to ...
2
votes
2answers
197 views

GeoDa crashes when loading shapefiles

I'm trying to load around 6000 shapefiles (all the postcodes for a city) into GeoDa but it crashes everytime ("OpenGeoDa.exe has stopped working"). Their troubleshooting page details this problem but ...
1
vote
1answer
291 views

Gdal doesn't recognise ArcMap 10.1 EPSG:3857

I have projected a geotiff to EPSG:3857 using ArcMap 10.1 (in Arc it is called “WGS_1984_Web_Mercator_Auxiliary_Sphere”). The coordinate parameters look correct, so why does gdal not recognise the ...
2
votes
1answer
276 views

Tell Dojo to look for minified classes with ArcGIS JavaScript API

I've got an application build using the ArcGIS JavaScript API. I have several classes built with Dojo define. Each class is in a separate file, and everything is working fine. However, I've minified ...
0
votes
0answers
36 views

Reducing field length [duplicate]

I have very limited experience with Qgis, and only a very modest amount of basic experience with Arcview and Arcmap so be gentle. I have a shapefile with a text field that has 8 characters in it. I ...
3
votes
3answers
164 views

Removal of polygon overlaps

I'm using ARC View v10 and have a requirement to buffer 1500+ building polygons by 2m. When buffered an overlap is created as shown highlighted in green in the image below. Where as I would normally ...
4
votes
1answer
189 views

Insertion of a raster geotiff in PostgreSQL database

I am new in PostgreSQL and psql. What is the method to insert a raster geotiff in a postgreSQL database using command psql? What is the best format? Someone indicates to save a raster image as BLOB ...
2
votes
1answer
270 views

Geoserver 2.4.3 / OpenLayers - setting zoom level dynamically

Expected user behavior is that when user selects the County from a drop-down, the map should zoom to its max extents. I am using SQL View (Postgis on 9.3) and since I do not know the bounds, I gave ...
0
votes
0answers
278 views

How do I optimize the speed and enable ArcGIS to create the Service Area around my locations?

The Problem: Every time I try to solve the service area around locations, ArcGIS crashes. It takes forever to load facilities and draw just a single polygon. How do I optimize the speed and enable ...
1
vote
2answers
382 views

Labeling stacked polygons with different records

I work in Oil and Gas and trying to label leases is a huge pain. In most cases there are multiple polygons of the exact same size and shape stacked on each other with records that represent different ...
3
votes
1answer
188 views

Is it possible to split a polygon inside another one in QGIS simply?

I can split polygon if I put the points of start and end outside the boundaries. How can I do the same if I have a part that I want to split completely inside a polygon. In Arcgis I can do it if the ...
1
vote
0answers
335 views

Drawing a road network: offsetting overlapping lines (directed graph)

Say I have a road network defined by a table, indicating, for each arc, its ID, and its head and tail node. In other words, my network is defined as a directed graph. For example, we have two points, ...
2
votes
3answers
550 views

How to prevent ArcGIS SOC from locking Oracle tables?

I have a python geoprocessing that performs CRUD operations on feature classes and oracle tables. Sometimes, when handling Oracle tables, ArcGIS SOC gets hung and locks the Oracle table. I need then ...
1
vote
0answers
435 views

Vertex and Nodes Tool - Migrating from 9.3.1 to 10.2.1

A previous employee built a custom tool for users in our organization that displays nodes and vertices when editing. Essentially the purpose is: The Display Topology Nodes button will symbolize the ...
0
votes
2answers
1k views

Can QGIS2 / GDAL convert to .ECW without corruption?

I have qgis 2.0.1 and it can read *.ecw files that I download. However, when I convert say a *.jpg or *.tiff to *.ecw the output is corrupt. Has anyone seen this problem?
1
vote
1answer
269 views

Geoserver MapFish plugin: absolutely positioning scale bar

I have a map printed full page on A4 paper. I would like to put a scalebar over the map without printing in on the next page. Is it possible? My config.yaml currently looks like this: #---------------...
0
votes
1answer
214 views

Shapely Python NameError when using cascaded_union

I am fairly new to Python and therefore my error-solving skills are not much yet developed. I am using Python within a geoprocessing script which is supposed to use ogr (reading/writing shp) and ...

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