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Artículo y diapositivas de la presentación "Comparación de clientes web de servicios web geográficos", llevada a cabo en el marco de la Semana Geomática 2011, en Bogotá, Colombia.

GUDUX es una herramienta desarrollada en C++ con el objetivo de obtener las coordenadas X, Y, Z, φ, λ y h de un punto, a partir de datos en archivos RINEX, observaciones (*.YYO) y navegaciones (*.YYN), mediante procesamiento diferencial.

I have written an introductory tutorial of the Dimensionally Extended 9-Intersection Model (DE-9IM) in PostGIS for a Qualitative Spatial Knowledge class. I share it in this post.

I have added a QGIS plugin to the PostGIS Viewer for building SQL querys allowing the results to be displayed as a new layer. The plugin is RT Sql Layer from the Faunalia's repository, extracting just its SQL Query Builder.
Due to some suggestions from Ivan Mincik and Iván Lizarazo, I have been adding a couple of functionalities to the postgis viewer plugin for pgAdmin. Now, it has raster support (PostGIS-WKTRaster) and a layer list widget for displaying layer properties. Additionally, some minor bugs have been fixed: antialiasing and map units detection.
Thursday, 24 February 2011 17:30

PostGIS Viewer for pgAdmin 3

Written by German Carrillo
A couple of months ago, Ivan Mincik released a PostGIS viewer for pgAdmin using the Python version of QGIS libraries. I have taken the source code to add some functionality: now, every new layer is added to the same application and the scale and cursor coordinates are displayed.
Monday, 31 January 2011 10:54

Trabajando con GDAL, usando fwtools

Written by JHONATAN

Pues bueno, ya empecé a trabajar con GDAL, estoy usando paquete llamado fwtools [1]  y descargué la version para Windows de 32 bits [2]...

Tuesday, 18 January 2011 06:01

Layer list widget for PyQGIS applications

Written by German Carrillo
QGIS provides several utilities for Python developers. However, if you want to build your own PyQGIS application, you have to create some widgets on your own. The layer list widget is one of them and it certainly is a must for GIS applications. Here is mine.
Friday, 07 January 2011 07:41

Presentación a la familia GeoTux

Written by JHONATAN

Buen día a todos, este es mi primer blog en GeoTux y espero que no sea el único, quiero aportar desde mi corta experiencia en el uso de herramientas libres orientados a solucionar problemas.

Tuesday, 30 November 2010 08:26

Web mapping client comparison v.5

Written by German Carrillo

This comparison aims to serve as a basis for those seeking a first approach to web mapping technologies at the client side. In the fifth version the Italian project GisClient was added and the other clients' data was updated.

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