Concerned with the process of creating and subsequently modifying and maintaining software and systems.
0
votes
0answers
41 views
QGIS Plugin Development - Displaying Data from a feature
I want to display data based on the feature currently selected/clicked on.
I am following a tutorial from http://www.qgisworkshop.org/html/workshop/plugins_tutorial.html.
It initially shows you how ...
7
votes
1answer
129 views
Instructor led Web mapping development courses?
Hey guys I have been messing around with programing for a while now and have gotten proficient with Python and have some interest in HTML 5 and Javascript. I have recently received a request for an ...
2
votes
1answer
69 views
Problems with inspect element in browsers
I use google chromes inspect element for debugging.
I have a map displayed on my page with 1 base layer (osm) and 2 overlays (wards, points) and a highlighter control. The map displays and works ...
1
vote
2answers
136 views
Can anyone point me to good development environment in linux for client side search with flex or javascript?
I want to create a client in mapfish, and/or opengeo, using open layers, maybe cartaro and would like to play in a development environment using flex or javascript.
I need to take my data, make it ...
0
votes
1answer
160 views
How to Install the ArcGIS JavaScript 3.2 API library on an IIS Web Server? [closed]
I would like to deploy Server API for JavaScript 3.2 in my server to use it in my asp.net project instead of connect to server
What are the steps to be followed in deploying it to a local ...
3
votes
0answers
94 views
Geoserver REST example not working
I am trying to follow the example to create a new REST service in Geoserver:
http://docs.geoserver.org/stable/en/developer/programming-guide/rest-services/implementing.html
After building, accessing ...
3
votes
1answer
94 views
Join GPS points obtained from .GPX file in Python Console
Having loaded the .gpx file into a new layer from python console, I'm unable to access the gps points in the attributes table. Essentially, i'm unable to join these points to form a polygon ...
2
votes
0answers
40 views
What is the best way to manage dependencies between layers?
I have multiple layers that has dependency with each other.
Such as: City; Courts; Lots; Front Lot; Buildings.
The polygon's "block" depends on the polygon's "City." Example dependency: Buildings-> ...
3
votes
1answer
74 views
What are the most common functions a GIS web app should have?
I'm a programmer making his first steps in the GIS world. In order to get to know this world I wrote some map based apps using WMS / OSM , OpenLayers and MS-SQL (non spatial).
Now I want to put it all ...
2
votes
0answers
95 views
How to georeference an areal photograph given known coordinates of the four corners and center of the image
First, let me say that I am new to this field. I have an existing image/video viewing application. My primary goal is to implement an efficient method to determine the latitude and longitude of any ...
1
vote
0answers
61 views
How to add data from a Google map as layer in ArcMap using C#?
A want use C# to write a tool: add data google map as a layer in ArcMap. I am using Arcgis 10.0.
Can you help me.
Thanks and regards.
13
votes
5answers
266 views
Python Development Project - Team working
We have a development project in Python (ArcGIS 10). This project involves a mixture of toolboxes, map templates, layer files, file geodatabase templates (acting as templates being imported into a ...
2
votes
1answer
86 views
plugin 'hook' when writing with Python
Just a conceptual question... when writing a plugin using Plugin Builder 1.8.3, where does the script get connected to the application instance objects?
As an example (taken from ...
5
votes
1answer
158 views
How to call GRASS modules in pyQGIS?
I wish to use a Grass module (v.to.db) in QGis, without the grass toolbox.
I tried with the Python console, but to no avail :
Using Sextante plugin but obviously it didn't know all the grass ...
0
votes
1answer
58 views
How to view the class files of QuantumGIS for further development?
I have been searching class files of QGIS for a while for customisation and edit it for a project..But I am unable to get or download the files...can anybody give some references if we can really view ...
1
vote
1answer
223 views
Geoserver build error
i am getting a build error with mvn clean install on geoserver 2.2.x branch saying
Running org.geoserver.platform.exception.ExceptionLocalizeTest
Tests run: 6, Failures: 0, Errors: 0, Skipped: 0, ...
2
votes
2answers
137 views
Where to start GeoServer Development?
I want to contribute to GeoServer development. I am well experienced in programming and since I am now completely working on GIS projects, I think I will find enough time for these tasks.
Where ...
3
votes
3answers
1k views
OpenLayers change feature's style
Working with OpenLayers 2.11, I'm desperately trying to change my feature style as the user selects it (fairly simple I agree!).
Indeed, It seems easy but I can't see where It fails, perhaps someone ...
2
votes
1answer
130 views
QGis - Plugin libraries
I need to develop a couple of qgis-plugins. I made some promising first steps and completed a few easy plugins. Now its time to move to more complex plugins which need to import several tool-classes I ...
3
votes
0answers
41 views
How to use ITableEdit interface with ArcGIS 10?
I'm new with this technology. I modify data as you can see below:
private void changeVersion(IFeatureWorkspace ifw, IWorkspaceEdit iwep,
IServerContext m_serverContext, String versionName) ...
2
votes
1answer
243 views
How to port QGIS C++ plugins to other QGIS installations?
I developed a C++ plugin for QGIS using VC++ express 2008 and a QGIS dev release (1.9.90 alpha), my plugin works fine on this release and now I want to port it to other QGIS installations, so I copied ...
1
vote
0answers
73 views
Setting border-style to 'no pen' using QgsGraduatedSymbolRendererV2
I am developing a QGIS plugin that, after a series of inputs, will produce a thematic map using the QgsGraduatedSymbolRendererV2. Because the polygon are very small, the boarders make it such that ...
0
votes
1answer
330 views
GIS learning resources for a .NET developer
There are couple of questions which are related to learning GIS or GIS skill sets here but I would like to ask very specific question.
My current skills: I don't claim that I am a good programmer ...
3
votes
2answers
300 views
How to Get my Custom Toolbar to popup when my Custom Extension is Enabled?
I am developing a custom extension for ArcMAP in Arcgis 10, and would like to display my Custom Toolbar automatically instead of having the user to select it from the customize window. Is this ...
0
votes
0answers
49 views
Why is IQueryGeometry crashing when ITextSymbol:Text contains more then one AMPERSAND (&) symbol?
I have a bit of an issue with my addin which converts annotations (text) to polygons. To do this I use the ITextSymbol obtained from the Annotation Feature which is then implemented by the ...
6
votes
2answers
188 views
Looking for advice regarding solar potential applications
I have the task of looking into whether it is possible to build a solar potential application which would inform the user whether a roof is suitable for solar panels and a brief report about the ...
4
votes
2answers
189 views
Developing tools for ArcMap 9.x and 10.x
I've been asked to start developing something for ArcGIS 10.x, but here is the problem: in my computer I already have the SDK and ArcMap 9.3.1 installed.
That means that I need to uninstall it before ...
2
votes
1answer
960 views
How can I develop a vehicle tracking application on a tight budget?
I need to develop and GIS application in .net with following Requirement,
Can you please suggest the options how can i start with.
I am new to GIS World, but I have a good knowledge.
I neither ...
4
votes
2answers
687 views
Is it possible to publish a geoprocessing services that uses a custom gptool on ArcGIS Server 10?
I have developed a custom GP tool in C# which does a bunch of processing on a given layer.
It works great in ArcMap on all machines that I have deployed it to. I created a model which uses this tool ...
1
vote
0answers
154 views
How exactly is an SLD_body object (when extracted from its XML href) structured when using a cElementTree to parse it?
I'm trying to export data from a PostGIS database into a geoserver and I've gotten it to where I can get the PostGIS database to point to the geoserver (I'm doing this as a python script for a GIS ...
4
votes
3answers
650 views
Where to start with Web GIS development, or which technology to select?
I am very new to GIS development, and to be be frank I have no background about it at all. I searched the web but the tutorials I found seemed to assume the reader has some background information.
...
12
votes
4answers
2k views
Which framework is best to implement an application robustly, using ArcGIS Server JS API?
Over on the Esri forum, user Matt Moyles suggested that the approach used in the Esri JS samples isn't suitable for robust development of a web mapping application using HTML, JavaScript and CSS:
...
0
votes
2answers
236 views
Examples of web-mapping for plantations
Is there any of you ever work to develop a web-mapping project for a plantation company? Or is there any such project published? If there is then :
Can you point where I can see an example of the ...
19
votes
3answers
1k views
What do I need to know, to develop a plugin for QGIS?
I wish to develop a simple plugin for QGIS, which will open some data, and some specific processing.
I have quite a it of development experience with ESRI's Arcojects, but haven't developed with QGIS ...
1
vote
1answer
273 views
How to calculate oblique photo scale?
Is it possible to calculate oblique photo scale by given vertical photo scale ?
I mean is there any kind formula relation between them or maybe is it possible to calculate rough approximation of ...
2
votes
1answer
387 views
Distributed WMS (and TMS, optionally) server architecture, GPU rendering
What if we could use the power of dozens of servers to process a lot of incoming WMS requests? And more, using the power of GPU's to do the job of styling the maps for scalability and speed!
The ...
1
vote
0answers
141 views
Optimizing SLD map styling implementation
Styling a map on demand can be a great bottleneck if you don't have a good strategy to deal with it. I'm sure there is a lot of techniques to implement the styling of maps, but I would like to ask you ...
6
votes
14answers
3k views
Why can't the breakpoint be “hit” when debugging an ArcGIS 10 Add-In?
Now and then I run into the following problem:
I start debugging the Add-In and breakpoints are ignored. Almost seems like the communication between the IDE and the component is not working.
My ...
2
votes
2answers
154 views
Where can I deploy a JavaScript app for collaborative testing?
I'm developing a new ArcGIS Server JavaScript application, and I'd like to show the progress to the client, so he can provide feedback as I develop it.
The application consists of an Index.html file, ...
94
votes
47answers
6k views
What free programs should every GIS user have installed?
I'm not necessarily referring to ESRI extensions or open-source products, but others that increase your productivity and ability to handle GIS tasks.
For example, Notepad++ for writing code snippets ...
4
votes
2answers
187 views
Visualization of Geographical information on mobile devices
To complete my thesis i have to develop mobile GIS application which will test/handle some issue related to visualization presentation of geographical/spatial information on mobile devices.
I will ...
-5
votes
3answers
258 views
Want to be a GIS Developer
I want to be a GIS Developer. I know .net. Do I need to know COM also? Is COM outdated? Please tell me the way. Presently I am in Production.
6
votes
3answers
140 views
Unique Identifier for a POI
I'm collecting POIs data from several sources and plotting them on map, i'm having difficulties merging the POIs because some of them are redundant between the data sources i'm using. How can i assign ...
30
votes
14answers
2k views
Is there any experience using Computer Games to display GIS data?
besides being a GIS use I'm a big computer game fan.
Games like Civilization, Minecraft, World at War and many others have a very powerfull engine to display huge maps in a beutifull way. I was ...
3
votes
0answers
309 views
How to detect MGRS/UTM zone?
I posted a similar question on StackOverflow, but I thought I'd check here as well.
I am developing an open-source library for converting between coordinate systems, and I've run into a wall.
I want ...
0
votes
0answers
135 views
How to loop through Identify Dialog fields? [closed]
Is there a way to loop through the values displayed by Identify Dialog?
I tried the IIdentifyDialog interface but it does not expose any useful method; neither is there any QI which can be of use.
...
13
votes
5answers
698 views
Formal Training in Software Development
I am a GIS Programmer/Analyst in Vermont with formal training as an Environmental Scientist with GIS. I have found throughout my GIS career the need to learn programming skills. I currently work for ...
0
votes
1answer
837 views
How to safely replace ArcGIS SDE feature classes using transactions
I am using C#, ArcGIS Server 10, MS-SQL Server 2008, and I want to replace an ArcGIS SDE feature class inside of a transaction. After the deletion of the feature class, I have to create a new one with ...
2
votes
3answers
231 views
Suggestions for how to secure a custom ArcGIS extension using a license file or install key
I'm looking for a simple methodology for licensing custom ArcGIS extensions with an installation key or license file. When the user attempts to enable the extension I want to check that they have a ...
3
votes
1answer
197 views
Force ArcCatalog to refresh TreeView and View after programmatically creating a table
I'm programmatically creating a table in a geodatabase and am trying to force ArcCatalog to refresh the display to show the new table. I've tried the following which does not work:
Dim gxApp As ...
