Application programming interface (API). A set of interfaces, methods, protocols, and tools that application developers use to build or customize a software program.

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-3
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0answers
22 views

Esri Javascript API Optimization [on hold]

I am looking to optimize (compressed version) my esri javascript api with dojo, please guide
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1answer
12 views

Web API for reverse geocoding geographic features

Is there a free web API that can reverse geocode geographic feature names? I'm currently using the Google API, which will return political and street address info, but I would like to return the names ...
1
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0answers
29 views

GDAL C/C++ API and filtered pyramid tile generation

I have been tasked with adding functionality to an existing C++ developed toolset whereby a source dataset (typically a single GeoTIFF) needs to be split into tiles at various resolutions ('zoom' ...
1
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0answers
57 views

esri ArcGIS javascript api compatibility with Internet Explorer 7 and 8

I've developed a web map using esri arcgis javascript api version 3.8 and its not compatible with IE 7 or 8. I've advised the people who have reported this to update their version of IE but, if it ...
1
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1answer
22 views

How do I get a JSON list of all the visualizations in my CartoDB account?

I'd like to integrate all my CartoDB visualizations on a website, is there a way I can make a call and get them back as JSON?
0
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0answers
17 views

Custom infowindow exception in CartoDB

I'm building a runtime layer and til a couple of days ago my code was working. Since today it started giving me an exception that is causing subsequent code not to work. Uncaught ReferenceError: ...
2
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1answer
55 views

Cache geodjango query with bounding box filter

Im using geodjango (postgis) to retrieve points contained inside a bounding box (made by leafletjs), it works so nice, but now I want to cache this query. A tipical query is one like this: ...
0
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2answers
44 views

Unable to make infowindow work in CartoDB runtime layer

I'm trying to personalize a layer created with CartoDB. The layer is created at runtime and the problem is that I cannot make work even easy things like custom infowindow or legends or click ...
0
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1answer
54 views

CartoDB create layer at runtime

I'm almost totally new to CartoDB. I've been looking around and read the api reference, but there seems not to be what I'm looking for. What I want to do is to "Create visualizations at runtime". ...
1
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2answers
122 views

Do you know a service route calculation to get a route between several points?

I need a routing service with an API callable from a web or desktop application. I have several points: a start, an end, and intermediate points in the disorder. I expect the routing service to send ...
0
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0answers
20 views

check if mapquest geocoding return no values

I use mapquest's geocoding api. I want to check if the request is sucessfull, but returned no data. I type vdfsbvdf54vdfd (just a silly string) in a form field and nothing happens. I expect an ...
1
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1answer
80 views

using WebTiledLayer function

Using esri javascript api version 3.8, I am trying to use some cached tiles from our server at http://hexe.er.usgs.gov/ifhp/will/tiles/ using WebTiledLayer. I believe that our tiles are set up as ...
2
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1answer
35 views

How to calculate correct angles for lat/lon points with the QGIS API?

I am trying to use qgis API to calculate the angle between two points by using function azimuth of class QgsPoint ( http://qgis.osgeo.org/api/classQgsPoint.html ), and my CRS is EPSG:4326 - WGS 84 , ...
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0answers
17 views

geoprocessing libraries for Google Maps [closed]

Are there any GeoProcessing libraries that I can use with Google Maps to get some more advanced features?
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0answers
146 views

ArcGis Server Java script API error code 500 while using proxy.ashx on one particular server

I am looking for help with using proxy.ashx in Javascript API on one particular server at a client site. We have a GP service that the proxy is used to access (when request is more than 2048 ...
0
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0answers
31 views

setSubsetString with limit?

I have a layer with couple thousands objects in QGIS and I would like to create a filter of the layer where result would be only one object. I would like to do it in console or plugin. I am using ...
9
votes
1answer
134 views

What is ArcSDE API used for?

To create applications that manipulate ArcObjects there is the VBA and Java runtimes. To create application that process data with ArcToolbox tools, there is ArcPy for Python. Today, I discovered ...
2
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1answer
54 views

Why aren't my basemap tiles showing up via ArcGIS Server

I have a leaflet js script referencing the ArcGIS server imagery api. The code worked fine up until about two days ago. Now when I click on the layer there's a gray background. I am using my local ...
2
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1answer
84 views

How to refresh layers independently?

I'm writing a C++ application using QGIS API and I would like to improve the performance. I want to render 5 layers: one raster layer using gdal to load Bing/Google Map tiles 4 custom QgsMapLayer ...
1
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1answer
34 views

Connecting a map to live data from Yahoo Finance

I have a vector world map and am trying to connect it to Yahoo Finance, Live, in such a way that: a) If a particular country's currency goes down, the map of that country will go RED and if it goes ...
0
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1answer
56 views

How can I extend L.mapbox.legendControl?

I'm trying to override legendControl.onAdd, but I can't seem to do it early enough. I can override the other functions, since they're fired after map init, but I can't seem to change the prototype? ...
2
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1answer
97 views

How to return geo-tagged social media posts?

I have seen quite a few ESRI web apps that utilize Geo-Tagged social media posts as a point data layer. I'm wondering how one goes about querying things like Twitter, Flickr and YouTube to return ...
2
votes
1answer
48 views

Road Miles Calculation without Google Maps

We have two ZIP codes we want to calculate the road mile difference. Google maps states you cannot use their API if you do not show a map. Is there another service that provides this type of ...
5
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3answers
330 views

How to simulate google maps user experience

I’m not familiar so much with GIS applications and libraries. There is something that I would like to know if it’s possible or not. We are using ESRI suite of products as our GIS infrastructure. We ...
0
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0answers
12 views

geocoding for website directory [duplicate]

I want to create a Worldwide directory. I only have addresses in excel sheet. I am looking for a good geocoding tool. Could you advise me because i hesitate to use geotheme or geocoding for a ...
2
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1answer
122 views

US Census API - data by census tract

Using the US Census Tract API I can search for the age population in different parts of the country http://api.census.gov/data/2010/sf1?key=[key]&get=PCT0120125&for=county:* returns list of ...
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0answers
34 views

Communicate synchronously & continuously (coords, etc) from terminal to application-based mapping software such that updates are displayed live on map

I run a lot of spatial queries. Hundreds of thousands a week. While these things are running, it would be nice if I could see what (where, actually) my scripts are working with. Distance calculations, ...
3
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1answer
876 views

How to use OpenStreetMap in Java?

I have a requirement of GIS to be implemented using Java. I have read the developer guide for OpenStreetMap but there is insufficient information for its setup technically. I am completely new to ...
3
votes
1answer
292 views

How can I get the elevation of a point in openlayers?

I want to know if it is possible to obtain the elevation of a point with some type of control of others. I am painting a linestring with a series of coordinates but I need to know the elevation of ...
3
votes
1answer
287 views

Plotting multiple addresses with distance to specific POI

I'm not sure if this is the correct place for this question but here goes. I am getting ready to move to a different city. Right now I have about 80 houses to choose from. One of my parameters for ...
2
votes
2answers
239 views

Retrieve data from MongoDB in OpenLayers

I wonder if it's possible to retrieve "directly" data from MongoDB to display them in an OpenLayers Map ? Maybe using some sort of API ? If you know more about this, or if you think it's a stupid ...
0
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0answers
35 views

List of platforms-and-browsers that support the Google Earth Plugin

Is there an official up-to-date list of platforms-and-browsers that support the Google Earth Plugin? At Google Earth API Developer's Guide is The Google Earth Plugin is currently supported on the ...
12
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2answers
443 views

Is there a programmatic way to retrieve Landsat 8 Satellite Images?

I have not been able to find out this myself, but is there a way to programmatic access Landsat 8 Satellite Images? I know that I can go to USGS EarthExplorer to search and browse through the scenes, ...
0
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1answer
35 views

Install plugins for qgis in centos

I followed the instructions here: How to install QGIS on Centos 6? If I run: QgsVectorLayer * vpoly = new QgsVectorLayer("Polygon", "pointbuffer", "memory"); QgsVectorDataProvider * provider = ...
2
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1answer
427 views

Can I use leaflet to access a WMS service published as an OpenLayers javascript API?

I would like to add this layer to a site I'm working on that uses leaflet: http://116.240.195.134/vicmapapi/UserGuide.jsp The API itself is a javascript file based on OpenLayers: ...
3
votes
1answer
53 views

Free geo api with minimal constraints

I want to write a game that will draw real geographical map. What software systems can often make requests for free? I need to stay at drawing a map.
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0answers
16 views

Problems loading PyQGIS Español [duplicate]

No se pudo cargar PyQGIS. El soporte para Python estará deshabilitado. Traceback (most recent call last): File "", line 1, in RuntimeError: the sip module implements API v9.0 to v9.2 but the ...
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0answers
359 views

What alternatives do I have for Directions API other than Google Maps and MapQuest?

I need an API, other than the two below that, given the starting point and possibly the ending point, will re-order a list of waypoints by the shortest, fastest or optimized route: Google Directions ...
0
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1answer
109 views

Geoserver api: how to determine a layers respective workspace?

I am using the geoserver api to find information about layers that are available. I am using: http://localhost/geoserver/rest/layers.json to get a dynamic list of all layers. If I then select a ...
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0answers
89 views

Write WKT/WKB to File Geodatabase using FGDB API

Is there a way to set the geometry of a row using either WKT or WKB with the File Geodatabase API? Is there any other way to write spatial data to the file gdb using the fgdb api without having to go ...
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0answers
53 views

Is there a “yellow pages” web service for Europe?

I need to put some European businesses on a map, but I only know the country of these businesses. I am looking for a way to obtain a lat/lon position or an address for each. What "yellow pages" web ...
1
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0answers
38 views

looking for places-api that exposes qualitative data/tags like 'trendy' or 'casual' for a place

I'm looking for places-api that exposes qualitative data/tags like 'trendy' or 'casual' for a place. I hoped Foursquare would give me this but I believe it doesn't. It would be great to have tags ...
4
votes
1answer
102 views

How to collect tweets outside a given bounding box?

I checked the twitter API here. I know how to get tweets in United States within a bounding box such as: [-124.47,24.0,-66.56,49.3843]. How can I easily get all the tweets NOT in this bounding ...
3
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0answers
139 views

Where can I get free nautical route planner Data?

Please read - and understand - before closing; I do not yet have an answer. Thanks. I made a mistake. I phrased my original question so that it could be answered by recommending an application. It ...
1
vote
1answer
209 views

How to perform a cascaded combine from python script in QGIS?

I'm working with a large dataset, and I need to be able to combine up to 400,000 polygons. I have been using the QgsGeometry::combine(QgsGeometry* geometry) function and simply looping over all ...
0
votes
1answer
324 views

OSRM API - nearest point fed into routing

I am using the OSRM API to (1) determine the nearest point on a road segment from a give random point with http://server:5000/nearest?loc=_lat_,_lon_ The returned coordinates are used then as an ...
2
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3answers
126 views

I have n points, how do I find the closest one from a point p by road?

I'm currently working on a map with stores and clients. I want to find the closest store by road from a given client, with the aim of simulating the creation of a new store. Requirements: ...
0
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2answers
368 views

Cloudmade geocoding API: what are the volume limitations?

I'm trying to understand the TOS of the Cloudmade's Geocoding API, but it's not very clear. It says in section 6: use CloudMade APIs in a manner that exceeds request volumes that are set by ...
11
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4answers
1k views

Geocoding API Comparison

Is there a good updated source for comparing existing Geocoding APIs (i.e. Google, Mapquest) and their features? I'm really interested in their language support as well. For example, Google has ...
0
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0answers
135 views

GDAL: add metadata to Bands when creating new GeoTIFF

This is a metadata question :-). I am processing airborne laser scanning full-waveform data to extract information and I store this information by creating a multiband GeoTIFF using GDAL. I will have ...