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Questions tagged [tools]

Commands that require interaction with the GUI before an action is performed.

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94
votes
16answers
50k views

Identifying Coordinate System of Shapefile when Unknown?

I have a Shapefile but its coordinate system is Unknown, and there is no *.prj file. How can I identify it now?
46
votes
5answers
34k views

What raster smoothing/generalization tools are available?

I have a DEM that I would like to smooth or generalize to remove topographic extremes (chop off peaks and fill-in valleys). Ideally, I would also like to have control over the radius or level of "...
4
votes
5answers
7k views

Creating polygon feature class from area in one not covered by another using ArcGIS Desktop?

I am working on a project doing spatial analysis at a statewide level. I am looking at a form of transportation coverage in a state, and part of my analysis involves buffers and drive time polygons. I ...
16
votes
4answers
26k views

Automated/geoprocesing tool to slice, clip, or cut polygons using polylines using ArcGIS Desktop? [duplicate]

Looking for a simpler method here. I am trying to split up / cut / slice existing polygons by using existing poly-lines. An example would be splitting a water body or land parcel at the point where a ...
5
votes
1answer
689 views

Activating 'missing' standard GRASS utilities in QGIS Processing toolbox

I have been using QGIS and Grass for ages and while I've noticed this issue before, I've not been bothered by it until now. It is (hopefully) a bit of a noob question but when I open GRASS in the ...
4
votes
3answers
1k views

“add feature” tool QGIS 2.0 - polygon fill blocks view of what I want to digitize

How can I change the settings on the vector "add feature" tool so the tool fill doesn't block my view of what I want to digitize? This problem popped up after I upgraded to QGIS 2.0 QGIS 2.0 Macbook ...
10
votes
1answer
12k views

How to update length property of feature class field in ArcGIS Desktop?

I have a feature class with a string field that I want to update the length from 10 to 25. Is there a way or a tool to update this property without having to create a new field and using field ...
11
votes
5answers
9k views

Activating custom ITool from form without adding it to ArcMap AddIn toolbar?

I'm working on an add-in for ArcMap 10.0 that adds a toolbar to ArcMap. One command (OpenModelessDialogCommand) button on that toolbar opens a modeless WinForms dialog, from which a tool (MyTool) can ...
8
votes
3answers
1k views

Longitudinal Issues with NetCDF data

I am seeking advice on working with world data sets where the GCS has a positive range (0 degrees to 360 degrees). The data I am working with are NetCDF oceanographic data and have positive coordinate ...
21
votes
6answers
665 views

Python for GIS on a thumb-drive

I'm looking at putting together a light Python install on a thumb drive that I can take to client offices and do some basic GIS processing. I'm thinking of installing the following: PyScripter Python ...
12
votes
3answers
1k views

Open Source Map Composing Tool

Are there any open source tools which can be used for map composing, preferably GUI based. I use Quantum GIS sparingly but I am interested to know if there are others. The tool must be able to read ...
8
votes
5answers
5k views

DIY easy and ~accurate small-scale landscape survey

Summary Is there any equipment that I can rent 'inexpensively' (less than $400) that would allow 1-2 people to accurately (+/- 6") capture the topography of hilly terrain of perhaps 250' on a side in ...
10
votes
2answers
771 views

Can ArcGIS ModelBuilder open Excel file for manual editing, then feed those edits back into model?

I have been tasked with creating a model using ArcGIS ModelBuilder, that initially runs a couple of geoprocessing tasks, before then joining an Excel table to the result of those geoprocesses. However,...
9
votes
9answers
33k views

Generating regular sample points in a polygon

Is there a way I can generate regularly distributed sample points within a polygon using ArcGIS 10? I originally used Hawth's Tools to do this in 9.3, however I don't think this is possible in 10. ...
2
votes
1answer
331 views

arcpy Tool works in debug mode but not in normal model

When I try to run the following simple script from arcmap it fails but when run using right--click debug and then F9 (debug) in python scripter it works fine. I don't understand why??? # Modified by: ...
1
vote
1answer
56 views

Setting Alpha Slider and Feature Count ON by default using QGIS?

In QGIS 3.4, I would like to automatize and uniformize the appearance of each layer. I would like that each new layer is created: with the alpha slider activated with Feature count activated
1
vote
2answers
423 views

Road-construction (alignment) tools

Are there any tools available in any GIS environment for route alignment? To be specific, the tool should take a DEM and road-construction parameters -- distance and gradient, roadfill, drainage ...
5
votes
2answers
957 views

Distribute points respect to features using Quantum Gis

I want to know if there is any tool to make points with respect to selected features in a theme? Using: vector, investigating tools, regular points you can do it but not with respect to a selected ...
4
votes
7answers
3k views

What map source/API/tools are recommended to create Web GIS/Mapping application utilising Microsoft technologies? [closed]

I'm researching about technologies (around Microsoft tech) to create mapping application and would like to have advice/suggestions. Brief requirement to build mapping application with Microsoft ...
3
votes
3answers
7k views

Why does ArcMap drag and drop report “one or more dropped items invalid”?

I've noticed that I can drag and drop data sets into a custom tool within ArcCatalog 10.1, but if I launch the tool in ArcMap and try to drag and drop layers already in my TOC, I get an error one ...
3
votes
1answer
437 views

QGIS 2.12 Lines to Polygons not work properly

In QGIS 2.12.3 I have a small shapefile with lines (as often occurs in parcel boundary datasets) of 2 vertices each, snapped to each other (no topology errors, no dangles, no intersections). But the "...
3
votes
2answers
4k views

How to identify feature from multiple layers in QGIS?

I have recently migrated from ArcGIS to QGIS. Is there any way to identify a feature having multiple layers? I am currently working with about 400 shape files and need to know which is the one I'm ...
2
votes
1answer
2k views

Call tools from ArcToolBox in VBA form

I am now looking for a code in VBA that can call Tools from ArcToolBox(The little red box) I have find a Arcobject code(I thought it's can run under VBA) but it's don't work! I have to delete the ...
1
vote
1answer
396 views

Developing find and replace script tool?

I'm being tasked for developing a script tool that can find ultimately needs to be able to find any string and replace it with another string in an attribute table. Below is what I have so far, and it ...
1
vote
0answers
360 views

How to show and access SAGA not shown in Processing Panel in QGIS 2.18.4? [closed]

How to get SAGA modules to show and be usable within QGIS, i.e. from within the Processing Panel? I have tried reinstalling SAGA (now = Version: 2.1.2 64 bit) through the OSGEO4w installer and tried ...
0
votes
3answers
1k views

Finding coordinate pair at any given distance along calibrated route?

Goal: given a route as a set of ordered coordinates, measure the overall distance of the route and be able to access the coordinate pair at any given distance along the route. Application: I'm ...
0
votes
1answer
289 views

Create an Identify Route Locations tool that converts M values

I have a data set with many maritime routes that I would like to see the m values (time) for. ArcGIS's Identify Route Locations tool works exactly as I want it to, however, the m value displayed is ...