0
votes
2answers
28 views

How to update postgis layer from shapefile in QGIS?

My usual workflow with updating layer from shapefile was to: Open DB Manager; Load SHP files into QGIS; Open DB Manager; Import file (with drop option). Now my problem is that I have created ...
0
votes
1answer
42 views

Blank Shapefile output?

When executing the following command string in the active browser, Qgis projects the triangle polygon and associated attribute table correctly. Upon reopening the shapefile in a new browser, the ...
1
vote
1answer
49 views

Create and immediately update field using Field Calculator

You can create fields and once created, populate them with data using the Field Calculator. But can you do both at the same time using an expression? Or must you do it in 2 steps?
0
votes
1answer
34 views

QGis not upgrading from 1.9.0. Ubuntu, Raring, using nghtly PPA

I'm currently running 1.9.0 on ubuntu raring, through the nightly ppas: deb http://qgis.org/debian-nightly raring main deb-src http://qgis.org/debian-nightly raring main But it doesn't update ...
4
votes
1answer
71 views

Update Grid cell value with Point attribute

I have a 4km gridded dataset with each grid cell value as a measurement of precipitation. I would like to update it with a point shapefile of more precise precipitation values. Aside from ...
1
vote
1answer
2k views

'Couldn't load PyQGIS' after upgrade to Raring Ringtail?

I upgraded my Ubuntu to Raring Ringtail. After that, when starting QGIS I receive a message: Couldn't load PyQGIS. Python support will be disabled. Traceback (most recent call last): File "", ...
2
votes
1answer
216 views

How to upgrade QGIS Capiapo to Lisboa?

I want to upgrade my QGIS version to the newest one, Lisboa, but I'm not sure if I should uninstall Capiapo first. Is there a way to upgrade without uninstalling? Thank you.
2
votes
0answers
69 views

queried layer is not updating after drawing new feature in original shapefile

I have a project in qgis 1.8 where I added the same shapefile 3 times. On 2 of them I made a query. The third one is for edditing purposes. When I change the value of one of the features (in the ...
3
votes
2answers
2k views

Update point coordinates in QGIS after manually moving locations in edit mode

I have imported point coordinates from a database, but I need to manually adjust a lot of the locations. Is there a way for QGIS to automatically update the point locations in the attribute table ...