Re: [Qgis-user] Vacuuming a vector polygon layer with a point layer in QGIS 2.8.2 (windows)

2015-07-03 Thread Bernd Vogelgesang
I think the aim is exactly that, to FIND the radius for each biogas plant which is able to provide the plant with enough resources. I once had a quite similar problem, to create new polygons which had to reach a certain sum value of credits per unit, but overlaying other polygons with

Re: [Qgis-user] Vacuuming a vector polygon layer with a point layer in QGIS 2.8.2 (windows)

2015-07-03 Thread Kristian Evers
Hi Julie. You need to define a surrounding area for each of the biogas plants. I suggest you base the surrounding areas on the polygons you already have, so that each plant has a polygon that is a union of several surrounding biogas-potential polygons. How to do this is up to you. Hereafter

Re: [Qgis-user] Vacuuming a vector polygon layer with a point layer in QGIS 2.8.2 (windows)

2015-07-03 Thread Micha Silver
I think you can solve this problem nicely by moving everything to rasters. There is the concept of a "cost" raster that totals how difficult it is to go from a certain start point to anywhere else in the region. In your case, instead of total "difficulty" you would total

Re: [Qgis-user] Windows only, QGIS geoprocessing path bug?

2015-07-03 Thread Brent Wood
That seems to be the path to scripts, not the binary. All was set up OK in QGIS, but it uses system, not user path (Windows has 2 PATH environment variables) Adding the R bin folder to the Windows user (not system) PATH variable QGIS works fine. Thanks Brent Wood From: Bo Victor

[Qgis-user] Fixing Processing and Pluging Builder in QGIS 2.8 for Red Hat Linux 7

2015-07-03 Thread Tudorache, Marian
For whom may be concern, A while ago I have sent an email that I got an error when I tried to install Plugin Builder plugin. It was about the module QtWebKit.QWebView module. I open the Python console from QGIS and I have done from PyQt4. QtWebKit import QWebView and it does work, therefore

Re: [Qgis-user] QGIS Publications

2015-07-03 Thread Richard Duivenvoorde
On 02-07-15 21:53, Anita Graser wrote: Or is the wiki preferable as people can add their publications theirself? ​Mhm, can we pull content from the wiki onto the website?​ Nope, not untill we build some javascript magic to maybe scrape it or so. But I do not think it is worth

Re: [Qgis-user] Installing and Configuration of qgis server (Vienna) on win 7 workstation

2015-07-03 Thread Alessandro Pasotti
2015-07-02 19:01 GMT+02:00 Jörg Hulka joerg.hu...@gmail.com: Hello all... I'm a total Newby on qgis server and interested in setting up a qgis server for use with qfield (testing). I read in some tutorials that an apache Web server is needed to get qgis server running. In the Web area of

Re: [Qgis-user] QGIS Publications

2015-07-03 Thread Richard Duivenvoorde
On 02-07-15 22:43, Kari Salovaara wrote: Hi, my humble opinion is that wiki is nice place for list of references and enough at the moment. It's easy to add a new reference, or publication. In some distant future when there will be hundreds of articles they should be moved to some db just

Re: [Qgis-user] qgis via osgeo

2015-07-03 Thread Jürgen E . Fischer
Hi Richard, On Thu, 02. Jul 2015 at 22:38:30 +0200, Richard Duivenvoorde wrote: https://www.qgis.org/en/site/getinvolved/development/index.html#road-map And http://qgis.org/en/site/forusers/alldownloads.html#windows Jürgen -- Jürgen E. Fischer norBIT GmbH Tel.

Re: [Qgis-user] Raster visibility

2015-07-03 Thread Nicolas Cadieux
Hi, Try stretching the image colors. (If you have a null value that became a true value (like -32768) then QGIS could try to stretch that image between -32768 and you highest value resulting in a black image on the screen until you change the stretching values. Use the value plugin or

[Qgis-user] Vacuuming a vector polygon layer with a point layer in QGIS 2.8.2 (windows)

2015-07-03 Thread Julie Houge Hansen
Dear all I have tried asking my local QGIS expert but unfortunately she is for once not able to help me. I hope someone can. - I have a vector polygon layer that contains data for the amount of biogas potentially available in a polygon - unit is m3/ha/year. The polygons are of