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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Where can I find a list with beaches which include coordinates?

I use World Weather Online marine API to get wave height of different beaches. This API provide data by coordinates and I need a list with coordinates of beaches.
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14 views

Creating Interactive Web Map? [duplicate]

After a bit of help. I am looking at creating an interactive map for a website. There seem to be hundreds of different ways of approaching this. Wondering if anyones got any really good examples of a ...
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30 views

Possible to base GIS layers on results of calling API

Is it possible to call an API which returns spatial data as JSON, GML, XML for example and use it as as data source within QGIS or other GIS? I don't know enough about APIs to understand if I am ...
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17 views

Is there a WebAPI to get latlong from PLSS Data?

I'm creating a Website, where users need to enter Principal, Township, Range & Section, and the map needs to be taken to that area. I have looked at the PLSS data here: ...
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2answers
48 views

Opensource Geocoding APIs

I am in need of a geocoding api to use in my application. I tried google maps api but it restricts 10 requests per second. The thing is place names will be there in my csv file and it should geocode ...
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11 views

Which GIS Map server software to use? [duplicate]

I want to build a small GIS web application, but i am really confused over which GIS map server software to use. I am not sure whether to build my own map server or there are any online services which ...
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26 views

What GIS API is slaveryfootprint using for this survey question?

I was taking the slaveryfootprint.org survey, and their question 1 is awesome: http://slaveryfootprint.org//survey/#where_do_you_live You type in a city, and the svg map locates it. If it doesn't ...
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1answer
48 views

Public transport drive times in Europe/ Germany possible with Deutsche Bahn?

Background: There are many data sources for calculating drive times for driving, walking or cycling, for example Google Maps DistanceMatrix, ESRIS WebServices (no bicycle at the moment) etc. They all ...
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119 views

get latitude and longitude of each grid point in a grid with squared cells based on a given shapefile

I would like to draw a grid whose cells are all squared on a given shape file. The shape file has the information of U.S. map at zip code or county level. I need to create the squared grid (with a ...
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1answer
42 views

Is there a Geonetwork API to create a user

I would like to build a bit of custom code around geonetwork where I want to reuse existing database from gn. For my usecase it would be nice if users could register on a custom site and then use the ...
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3answers
85 views

2 cartodb maps in 1 html page (with cartodb.js and API code)

I need to use 2 cartodb maps on the same html page. I've done many test, but I'm a newbie with javascript and I've not find any way. Below my code: for one map it works, for two it doesn't. Thanks! ...
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33 views

how to add vectorlayer in a mapcanvas with a raster

I am working in c++/qt4.8.5 with qgis api 2.8.2 For my application I had to load a raster in a mapcanvas, then with different action I had to add pint , line or polygon Is there a simply way to do ...
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58 views

Is there an open source API I can use to re-write javascript code for a web app that uses Esri's JS API?

Is there a way to "translate" Javascript code from a web app that depends on Esri's Javascript API into an Esri-independent web app? Also, can this be done if the app was built with Esri's Web App ...
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1answer
34 views

How can i catch clicked signal on a qgsmapcanvas

I am working under c++ with the qgis API 2.8 In order to make different operation on a canvas like personnalized rotation or selecting a region for zooming, I had to catch different signal like ...
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14 views

List of default attribute of a feature?

I am working with c++/!qt with the c++ api qgis 2.8.2 for a stand alone project application I had to change and add attribute for feature Does anyone know where i can find the default attribute of a ...
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13 views

How can I extract the latitude and longitude from a s57 File [duplicate]

I had to extract the longitude and latitude from a s57 file, in order to superpose a satelite view from the same point. These coordinate will allow me to get the exact position on google map by ...
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15 views

Problem on rendering categorizedSymbolRendererV2

Finally my code works but the renderering display just one color instead of 4 I don't know why, I follow the sample code of the snorf.net website and the sample code in the qgis python programming ...
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74 views

help for rendering s57 file

I am working on a specific project based on QT 4.5 and QGis API C++ 2.8.2 I have a S57 File, I want to load it, and render it into a canvas My canvas is created, the build and link is ok,no error, ...
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18 views

how can i change property of a symbol using qgis 2.8 c++ api

i have an application written in QT 4.6, and use the C++ API of QGIS the application will display the data of the s57 file in a MapCanvas i managed to read the file but how can i , for a specific ...
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26 views

API URL for my own uploaded dataset?

I'd like to use CartoDB.js to make an interactive map using a dataset that I uploaded to CartoDB. How do I find the API URL for that dataset? Thanks.
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112 views

google geocoding api usage restrictions and other free api options

I would like to use the google geocoding api to geocode a few thousand addresses. I understand the daily limit for a free account is 2,500. I want to retrieve the coordinates and then map them in ...
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1answer
57 views

CartoDB Update API

Im uploading a csv with the following command: (attached) curl -v -F file=@/var/www/html/map.csv "https://account.cartodb.com/api/v1/imports/?api_key={apiKey}" I had item_queue_id from the response ...
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172 views

Extract geometry from citygml data using citygml4j

I have a citygml file with some buildings. And I am trying to extract the geometry of the polygon in that building using the citygml4j library. I have looked at the FeatureWalker class but I am unable ...
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1answer
70 views

What packages are required to install C++ API on Linux Mint 17?

What packages are required to install C++ API on Linux Mint 17? I already have access to the Python API (installed via “python-qgis” package), but no C++.
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141 views

Implement Leaflet search box for 370,000 points stored in PostGIS served as raster tiles

I have built http://opentrees.org. It's a TileMill/PostGIS/Leaflet stack with raster tiles and UTFGrid interactivity. I'd like to add a search box, so users can search for a feature – trees in this ...
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208 views

Converting CAD to map tiles

My team is working on an application that has a map feature, and we want to extend this feature greatly. Among other things, we want the user to be able to load a CAD drawing, and place it on the map. ...
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41 views

What's the most detailed level of location can I get only by knowing the ZIP code?

I am looking at APIs to get location information from ZIP codes. So far the most detailed level of location I could get was Country --> State --> City. Does ZIP code also map to neighborhood / ...
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28 views

Using REST APIs and interactive maps

Are there any tutorials available showing how I can learn to harvest data from a REST API to an online interactive map? I am very new to the use of APIs so something pretty basic in the first instance ...
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1answer
123 views

Is there a web service to get the area of a city?

I'm looking for an api/service/db that contains the surface area of every city in the world. For example, http://en.wikipedia.org/wiki/London, the box on the right contains that information. I've ...
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1answer
95 views

Download US census data profiles?

US census summary file information is available on the census ftp server: ftp2.census.gov/acs2013_5yr but I can't seem to find the data profiles information anywhere. The only source appears to be ...
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74 views

Getting the middle of a way over Overpass API

I´m trying to import several Ways and Nodes from the OSM. But i dont want to get the Ways as a way with different nodes, only the middle of the way. In my case, all ways are an area (Parks, Parking ...
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31 views

Mapping API's which one to use [duplicate]

I am currently doing a project where I want to use some form of mapping API (Google maps or an open source alternative) that can show the location of simulated wind turbines across Ireland. I am ...
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243 views

Open a *.qgs project file in API, why maps do not show?

I'm using QGIS-2.4.0 API. I saved a test.qgs file in QGIS Desktop, in this project, there is one layer that is visible in it. Then I open the test.qgs project file in QGIS API to developing an App, ...
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1answer
46 views

API to online map

I've had a search online and still a bit confused. Would someone be able to outline a summary of the basic configuration of exposing data to an online map from an API. The API supports a REST model ...
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1answer
188 views

Programmatically set layer properties Python Init function

Is it possible to set the layer properties Python Init function field programmatically? I've been looking through the qgis 2.2 api but can't seem to find anything on it. Hint, suggestions and ...
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2k views

Is there a way to calculate driving time/driving duration with google maps api without considering the traffic situation?

I am currently using this VBA-Code, written by Jamie Bull, to calculate both, driving distance, as well as driving duration, between approx. 1.500 villages and a specific shopping center, using excel. ...
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1answer
117 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?
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93 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: ...
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1answer
80 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 = ...
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1answer
1k 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 ...
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152 views

Re-enabling a web service API call that has stopped working unexpectedly

so we have are running an instance of ArcGis Server, and have a handful of services running. These were set up by someone who is no longer working with the company. Some of them are built into ...
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50 views

What happened to the DynamicLayerModel in the Android API?

We were using the Dynamic Layer model from the Alpha API and well, we are updating our large codebase and can't seem to find the DynamicLayerModel. Can someone point to where this went or how to just ...
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276 views

How to Query Parks in GeoNames and Combine it With a Polygon Layer?

I run a hiking site and would like to get parks where you can at least have a nice walk. That means they should not be playgrounds, stadiums, and probably be bigger than 3 square city blocks at least. ...
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1answer
472 views

Geonames query for Alabama Cities does not bring two biggest cities

I have this query: http://api.geonames.org/search?featureCode=PPL&username=genadinik&country=US&style=full&adminCode1=AL&maxRows=100 Which brings back the top most populated ...
-3
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1answer
101 views

Where to find QGIS API documentation?

Where to find QGIS API documentation? Can someone please share a QGIS API documentation link, i couldn't find it anywhere on the site. please help thanks