All Questions
5
questions
1
vote
1
answer
37
views
I can't update any attribute values in PyQGIS
I've been using PyQGIS for a few of weeks. I'd write a script which shows all earthshakes responding to given parameters, so I wrote this code:
from PyQt5.QtGui import *
from PyQt5.QtCore import ...
- 11
0
votes
0
answers
37
views
Nested for: I execute changeAttributeValue in the outer loop, print it and is still NULL... but inner loop works kind of fine?
A bit hard to explain, untill now my script is:
I have a for, where:
if an "Analized" attribute is NULL, I will change it to "Parent",store a "Join Value" attribute in a ...
- 33
0
votes
0
answers
132
views
Tabulate intersection, but I need it with null values too, not just with matching intersect
I have problem with tabulate intersection tool (In ArcGIS - ArcMap 10.7.1). The number of data is 1298 with 500 m buffer. Then i have polygons, that I need to process. I run the tool, but get the ...
- 1
4
votes
2
answers
1k
views
Replacing all "NULL" values in multiple rows with "0"
I am looking for a way to replace all "NULL"-Values throughout multiple rows/ all "NULL"-Values in an attribute table. The table is from a SHP-File (shapefile).
Is there any easy ...
- 41
1
vote
1
answer
722
views
Null values being interpolates as 0 in QGIS
I have a file with data fields which I have imported as CSV. When I look at the Field Attribute Table, the empty fields appear clearly as NULL values. However when I interpolate the data, the NULL ...
- 105