Questions tagged [perl]

Perl is a high-level, general-purpose, interpreted, dynamic programming language. Not as common in spatial analysis as Python, it is still used for high performace mathematics and text manipulation functions.

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1answer
343 views

Writing GeoJSON data into PostGIS in perl?

I am working with GeoJSON files and need to store them in PostgreSQL using perl. I can do this in 2 steps: open (JSON,">$path/tmp/current.json"); print JSON $fullJSON; close JSON; followed by: `...
3
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1answer
160 views

Error Packaging QGIS 2.9.0

I am attempting to package QGIS from source and the creatensis.pl script is exiting with the error: Running NSIS Can't open script "Master'" running nsis failed [makensis -V1 -DVERSION_NAME='...
0
votes
1answer
247 views

Trying to stitch one giant image using BigMap

I need to get one giant image from OpenStreetMap. I have downloaded all the tiles I need using Maperitive and now I am trying to stitch all the tiles together using a script from http://bigmap.osmz....
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3answers
1k views

KML Balloon Not Showing Up In <Folder>

I've created a perl script to create multiple line files from points. It iterates through, creates everything as expected. When you hover over a line, I get a balloon with all of the attribute ...
2
votes
2answers
365 views

Producing map images for Wikipedia?

I would like to make several map images (e.g. SVG or PNG) like those on wikipedia but in not popular projection. I am interested in scripting solution. Here I found this note: Generation Notes perl ...
0
votes
1answer
894 views

Drawing on jpg-map image with proj4 (perl)

From the point of view GIS professionals this question will be sure very primitive, but please keep in mind - i'm totally newbie in this area - and this is my 1st question here. Have several GPS ...
3
votes
0answers
641 views

Closest set of points to another set of (predefined) points

I have 10 sets of points which I call templates that I have manually classified from 0 to 10. Each point is a X, Y coordinate in a text file. Each template has 5-8 points. I have new sets of points ...
5
votes
2answers
1k views

How to identify polygons that have shared boundary?

I have hundreds of polygons that represent plants geographical ranges around the globe. For each species I have both a shapefile and collection of findings as points. I would like to analytically ...
3
votes
2answers
6k views

How should I go about calculating the centroid of several lat long points in python, and perl?

Calculating the centroid several time on a number of geographical points. I was wonder is there a perl or python module that could make my life easier when working with large datasets of lat long ...