Concerned with the process of creating and subsequently modifying and maintaining software and systems.

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3
votes
2answers
433 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 ...
3
votes
2answers
187 views

GIS/Developer Skills [closed]

Currently, I have a strong knowledge ArcGIS/Python/JavaScript and basic RDBMS. I'm currently taking some database theory/sql classes and trying to figure out what course I should take next, I'm ...
2
votes
2answers
137 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.
7
votes
1answer
1k views

ArcGIS 10 Add-In compile problem - Why are new edits to code igonred by ArcMap?

I've been compiling and debugging my Add-In (a toolbar with a few menus, custom commands, custom selection tool and a context shortcut menu) with no issues until suddenly the edits and changes I do in ...
0
votes
2answers
297 views

How to display 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 ...
125
votes
56answers
9k views

What free programs should every GIS user have installed?

Note: This question is specifically about installed, desktop software. There is another question specifically about free cloud-based software and services. I'm not necessarily referring to ESRI ...
37
votes
11answers
5k views

Where can I find QGIS tutorials and resources?

After several recommendations, I thought I'd familiarize myself with the capabilities of QGIS. I downloaded the program, but apart from basic loading of data, I got lost (the help file wasn't much ...
2
votes
1answer
34 views

App using latitude and longitude, should decimal degrees be a separate selection from metric?

So silly question to some I suspect. I am coding a mobile app that displays coordinates in parts of the interface. We currently have an option to toggle between Imperial and Metric. But I am unsure if ...
3
votes
2answers
242 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 ...
1
vote
4answers
542 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 ...
0
votes
1answer
28 views

How to modify existing geometry type or create new geometry type in PostGIS?

I want to modify PostGIS geometry type TRIANGLE by adding additional information about its neighbours within TIN. WKT representation might look as follows: TRIANGLEN ((0 0 0,1 1 1,1 0 2,0 0 0) ID n1 ...
2
votes
1answer
53 views

Develop offline GIS program/annotator

I'm looking for a package to develop a simple offline GIS desktop application that works on a tablet/laptop for using it on the terrain (namely for annotating existing maps). The program has ...
5
votes
3answers
1k views

Where is the ArcGIS Snippet Finder?

I am just going through the "Building custom UI elements using add-ins" walkthrough. ArcGIS integrated development environment (IDE) is installed. No problems creating the ArcMap Add-on project until ...
8
votes
16answers
6k 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 ...
5
votes
4answers
929 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. ...
0
votes
1answer
505 views

DTED Level 3, 4 or 5

Does the specification for DTED 0 - 2 also apply to 3 - 5? I know the finest resolution supported by spec MIL-PRF-89020B is 0.1 arc-seconds which I think would barely cover up through DTED level 4, ...
8
votes
2answers
268 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 ...
0
votes
0answers
35 views

HTML framework in GIS development version

I have a question. I need to insert an HTML frame in the QGIS developer version. That works very well. Now I will also create a title page as HTML. Now my question is which program I best create the ...
1
vote
1answer
61 views

wastewater GIS system [closed]

Im new to GIS development and I would like to develop a pilot GIS for wastewater network integrated with a work order management system. Can anybody guide me? and what software do I need with low ...
17
votes
15answers
2k views

What are your biggest challenges as a GIS developer?

What are your biggest challenges when developing GIS software? Is it coding? Is it understanding cartography/geography/etc concepts (like projections)? Or other difficulties?
1
vote
3answers
359 views

How to setup a debugger for QGIS Plugin development?

As the title of the question implies, I wish to know how to set up a QGIS Python Plugin Debugger so that I can develop plugins more efficiently. Any information regarding this would be much ...
1
vote
1answer
117 views

Best Platform to develop QGIS Python Plugins

I am currently developing QGIS Python Plugins in a Windows 7 64-bit environment. Having said this I am stumbling across various issues which from what I have been able to gather have a less tendency ...
1
vote
0answers
162 views

AddData tool stop working after Interoperability connection has been used?

Bug in ArcGIS Engine? Has anyone seen this behavior? We get an exception from our ArcGIS Engine test projects after we had been testing the Interoperability connection in ArcEditor. We had to enable ...
12
votes
4answers
3k 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: ...
3
votes
3answers
4k 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
169 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
542 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 ...
4
votes
2answers
2k views

How to develop WMS services in java?

Can anyone point me to any resources regarding developing a custom WMS service in java? I am seeking for a tutorial for an experienced programmer, but including the details of setting up the server ...
1
vote
1answer
781 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
189 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 ...
5
votes
1answer
306 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 ...
3
votes
1answer
221 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
49 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-> ...
13
votes
5answers
327 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
105 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 ...
2
votes
3answers
3k views

Implement 'Zoom To Selected Features' in VB.Net

Seems like this should be dead simple. I'm writing an add-in for ArcMap 10 in VB.Net. I need code that will reproduce the 'Selection --> Zoom To Selected Feature' menu option.
4
votes
1answer
99 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
161 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 ...
3
votes
0answers
280 views

How do I Convert from LayerDescription.SelectionFeatures to GraphicsLayer?

How do I convert (in a clear and concise way) from ESRI.ArcGIS.ADF.ArcGISServer.LayerDescription.SelectionFeatures to ESRI.ArcGIS.ADF.Web.Display.Graphics.GraphicsLayer I want the selected ...
2
votes
0answers
216 views

How to turn off tool tip for the Identify button?

When using the esriControls.ControlsMapIdentifyTool tool, the (i) button, whenever you click it, it says "Click on or drag a box over a feature and place on the map where you want to identify" in a ...
14
votes
4answers
702 views

How to get started on a GIS Programming Career?

I am already working as GIS Consultant in UK. Being an engineering consultancy (not IT or GIS based) company there wasn't any need of GIS development in the organisation. But due to some recent ...
8
votes
5answers
1k views

Are there any GIS component that can be used for developing GIS applications for Android phones? [duplicate]

I know that ESRI has ArcGIS APIs for Android what other options are there for me as developer, if I'm about to develop GIS applications for an Android phone?
18
votes
9answers
4k views

How do I develop my GIS programming skills?

I would like to develop my GIS programming skills, where do I start? People say learn C++ or Python but where can I learn this in a geographic context? Tutorials or anything would be very helpful, as ...
0
votes
1answer
66 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
329 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
1answer
280 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 ...
21
votes
3answers
3k 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 ...
7
votes
5answers
1k views

Are there any .Net opensource library for geometry operations?

Are there any opensource librarys for doing geometry operations (union, intersect, relation...) in .Net?
2
votes
1answer
150 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 ...
7
votes
2answers
374 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 ...