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Results tagged with qgis
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user 91716
QGIS is a cross-platform GIS application licensed under the GNU General Public License.
3
votes
0
answers
84
views
Running vector percentile breaks is very slow QGIS
I solved my own question a couple weeks ago on how to create percentile breaks in QGIS. … Creating percentile class breaks in vector data QGIS using numpy.percentile
However, this code is unbelievably slow. Does anyone have any recommendations for speeding things up? …
- 247
3
votes
0
answers
193
views
QGIS clip grid frame to shape?
I am working in QGIS and would like the grid frame to align with the edges of my conic projection region. Is there a way to do this? …
- 247
0
votes
1
answer
628
views
QGIS select by location and use field calculator python
Is there a simple way to do this with qgis python? … is my code:
import processing
moment_all = iface.activeLayer()
moment_all.startEditing()
processing.runalg("qgis:addfieldtoattributestable","filepath.shp","blast",2,2,0,"/Users/pgcseismolab/Desktop/qgis …
- 247
0
votes
1
answer
551
views
Adding field in PyQGIS?
Here is my code:
import processing
processing.runalg("qgis:selectbylocation",
"/Users/pgcseismolab/Desktop/qgis/moment_all.shp",
"/Users/pgcseismolab/Desktop/qgis/all_buffers.shp", ['within'], 0,0 … QGIS API interface or Type help(iface) for more info
execfile(r'/Users/pgcseismolab/Desktop/qgis/blast.py')
Traceback (most recent call last):
File "<input>", line 1, in <module>
File "/Users/pgcseismolab …
- 247