[Qgis-user] How to select only one point from each polygon?

2015-05-09 Thread Juan Miguel Requena
Hello, I have two vectors, points and polygons. I need to select randomly one only point from each polygon. Any idea? Thank very much in advance. All the best Juan Miguel ___ Qgis-user mailing list Qgis-user@lists.osgeo.org http://lists.osgeo.org/mailma

Re: [Qgis-user] Raster postGIS problema visualizar en QGIS

2014-11-13 Thread Juan Miguel Requena
nce with remote postgis data, > but I know that if I'm dealing with very large postgis rasters locally, it > takes some time to render. > > Hope that helps... I don't have a ton of experience with postgis, so I'm > not sure what else could be going on. > > > >

Re: [Qgis-user] Raster postGIS problema visualizar en QGIS

2014-11-13 Thread Juan Miguel Requena
Hello, some information more, I can visualize shapes from the same data base. Thank you. Juanmi 2014-11-13 14:42 GMT+01:00 Juan Miguel Requena : > Hello again, now I have a new problem. I connect into the data base from > other pc without problems (via DB Manager plugin) but when I w

Re: [Qgis-user] Raster postGIS problema visualizar en QGIS

2014-11-13 Thread Juan Miguel Requena
. 2014-11-13 10:46 GMT+01:00 Juan Miguel Requena : > Hello Michael, thank you very much for your reply. My problem has been > solved. Indeed, I was trying to import the postGIS raster from the wrong > way, i.e., 'Add PostGIS layer', and when I load it from DB Manager plugin > t

Re: [Qgis-user] Raster postGIS problema visualizar en QGIS

2014-11-13 Thread Juan Miguel Requena
27;s not it, try to give more details of the steps youre taking to > access the PostGIS layer in QGIS. > > Hope that helps, > Mike > > On Wed, Nov 12, 2014 at 3:45 PM, Juan Miguel Requena < > juanmimul...@gmail.com> wrote: > >> Hello Alexandre, sorry. >&g

Re: [Qgis-user] Raster postGIS problema visualizar en QGIS

2014-11-12 Thread Juan Miguel Requena
uan, can I ask you to write your question in English? > > Thanks, > > Alexandre Neto > Em 12/11/2014 16:25, "Juan Miguel Requena" > escreveu: > >> Hola, estoy utilizando el comando raster2pgsql de postGIS para importar >> un archivo geotif a una base de dato

[Qgis-user] Raster postGIS problema visualizar en QGIS

2014-11-12 Thread Juan Miguel Requena
Hola, estoy utilizando el comando raster2pgsql de postGIS para importar un archivo geotif a una base de datos (postgresql). Todo el proceso lo ejecuta correctamente. Crea los campos 'rid' y 'rast' bien. Pero al conectarme a la base de datos con QGIS, la tabla postgres correspondiente viene como 'Ti

[Qgis-user] I can not install the plugin 'Buffer by percentage'

2014-09-29 Thread Juan Miguel Requena
Hello, I am working in qgis 2.0, when I try to install the plugin 'Buffer by percentage', the output is: Python said: cannot import name dataobjects Thank you in advance Juan Miguel ___ Qgis-user mailing list Qgis-user@lists.osgeo.org http://lists.osg

[Qgis-user] add rings

2014-03-21 Thread Juan Miguel Requena
Hello, I´m trying to add a ring into a polygon, but when I finish qgis says "the ring is not contained in a spatial object". I think all is right so I don´t know what is the problem. Any idea?? thank you in advance. regards ___ Qgis-user mailing list Qg

[Qgis-user] WMS for WORLDCLIM

2014-02-11 Thread Juan Miguel Requena
Hello, anybody knows any wms direction to see WORLDCLIM data set via QGIS ___ Qgis-user mailing list Qgis-user@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/qgis-user

[Qgis-user] dataobjects.py

2014-02-03 Thread Juan Miguel Requena
Hello, when I´m going to update PROCESSING complement in QGIS 2.0 (windows 7 32 bits), the message says: Necesita instalar el siguiente módulo de Python para activarlo: dataobjects I do not know how I can do it. Many thanks in advance. Juanmi ___ Qgis

[Qgis-user] Problem with PROCESSING comlement for windows 32 bits

2014-02-03 Thread Juan Miguel Requena
Hello, my computer runs in 64 bits (windows 7) but I have to re-install QGIS 2.0 for 32 bits due to a problem with R´s plots. But now, when I start QGIS, it can not load PROCESSING tool, the message was: No se pudo cargar el c

[Qgis-user] R plots

2014-01-31 Thread Juan Miguel Requena
Hello, I am trying to run a R script in qgis whose result is a boxplot. I have included the showplots command but I can not see the plot. The output was: I run qgis 3.0.1 for windows 7, 64 bits Thanks in advance. ___ Qgis-user mailing list Qgis-user@

[Qgis-user] OpenLayersPlugin broken

2014-01-29 Thread Juan Miguel Requena
Hello, I am running qgis 2.0 in Ubuntu 12.04. I can install Open Layers Plugin but I can not load it. The message was: Python said: NoneType object has no attribute _getitem_ But yestarday I was runinng this plugin without problems. Any idea? Thanks in advance and best regards. Juanmi Requena. _