Refers to writing a program to perform repetitive tasks.

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23
votes
10answers
3k views

What are the existing solutions to automate generalisation/simplification of geographical data?

I am looking for existing solutions (softwares, libraries, methods, etc.) to automate the generalisation/simplification of geographical data as presented there, and also there. How do you proceed ...
9
votes
3answers
8k views

How to change feature class and field aliases in bulk?

I have over a hundred FCs, each with 10 or 20 attributes to add or change the aliases for, two or more times a year. Needless to say, this is not something I'm going to grunt my way through. How can I ...
12
votes
4answers
1k views

Python module to delete SHP features (without Desktop GIS installed)

I have a piece of software (not Arc) that runs nightly on a non-production machine which updates shapefile features from an external database. Periodically I would like to delete all of the features ...
3
votes
1answer
2k views

How do I programmatically create non-feature-linked, simple line callout annotation and set the anchor point?

Vitals: ArcGIS-ArcView 10.0, Python 2.6.5, PythonWin, comtypes I'll start with my main questions: How, using ArcObjects, do I go about creating non-feature-linked geodatabase annotation features ...
9
votes
2answers
409 views

How do I generate a large number of maps?

I have to make a large number (hundreds) of distribution maps of species. I have a shapefile that contain the distributions for each species, and for each one, I would like to get a map as an image ...
3
votes
2answers
253 views

How practical is this workflow, tiling from a complex, multi-step GDAL VRT?

This is probably a cw-candidate, but here goes.. I've got 1002 ~100 MB (5000'x5000') .tif files in a state plane (transverse merc) projection comprising a county-wide, 1-ft aerial dataset. After two ...
3
votes
1answer
311 views

Area precipitation using IDW

I'm having the following problem with IDW automation. I have a catchment and several gauging stations measuring daily precipitation amounts. I would like to interpolate the precipitation amounts from ...
1
vote
1answer
159 views

Add georeferenced png layer to map automatically

Using ArcGIS Desktop v10.2 with an Advanced level license we have georeferenced our engineering drawings in PNG format. Next we have created a polygon layer for every single drawing to see the Area of ...
3
votes
2answers
1k views

Automating batch load of multiple GPX files into PostGIS

I've got 50+ GPX files that I would like to "batch load" into a PostGIS database. All of the track_points data would be loaded into a "track_points" table (with typical GPS fields like lat, long, ...
2
votes
3answers
149 views

How to apply a specific Rendering to an Image and export to JPEG?

We have a specific process which generate an interpolated single band 32-bit Float Raster in Erdas Imagine (.IMG) format. This process generates an image every hour. We wish to apply a specific ...
2
votes
2answers
562 views

Create CMS system using Cartaro

The main objective for our project is to create a portal website in Drupal. On this website, people must be able to upload their geographical datasets (mostly shape files, but also xml files that ...
1
vote
2answers
143 views

QGIS 2.0 Automatic generation of a vector layer out of a point layer

I am an environmental engineer and the aim of my QGIS 2.0 project is to visualize the results of a sewage water system inspection. In a first step I included the hoppers from a csv file and added a ...
1
vote
1answer
151 views

Species atlas (how to automate to create on page for each species with QGIS)

With the use of QGIs, I would like to create an Atlas for a batch of species, with: a background with the country (from a vector layer or from the openlayer plugin). a vector layer (polygon) to show ...
4
votes
2answers
257 views

Is there a way to auto-update symbology between .mxds for the same shapefile? (Python?)

I have a variety of .mxds for any one project I'm working on, which are all different but all use the same set of base shapefiles for my project. I know I can save a .lyr version of my initial ...
4
votes
1answer
149 views

Map automation, create and populate inset maps for densely-labelled areas

I would like to know if it is possible to automate the example in the picture below, unlike the picture below i'm using vector data. I would like for a fixed scale generate map, but when labels are ...
3
votes
1answer
406 views

Is there a way to run a python script on opening a QGIS project?

I have a .csv file containing financial data which is generated on a regular basis outside QGIS. Then I want to create a PyQGIS script that will add the .csv file as a layer in my project. (The idea ...
1
vote
1answer
245 views

Polyline ZM: automatic vertex height errors correction

Paolo I've got many rivers (polylines ZM) with a lot of height errors in Polylines 'vertices. Vertices' Z errors are not all equal in height (i.e. they are not all at zero height). I must create a TIN ...