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Babel's user avatar
Babel's user avatar
Babel
  • Member for 7 years, 6 months
  • Last seen this week
  • Zürich, Switzerland
17 votes
2 answers
1k views

When not to create spatial index?

15 votes
3 answers
2k views

Convert vertices of polygon features to points using Virtual Layer in QGIS

14 votes
1 answer
2k views

Cancel running algorithm in QGIS

13 votes
1 answer
10k views

Use QGIS expressions to create geometries: difference between geometry generator and geometry by expression

13 votes
1 answer
707 views

Creating animated light cone of a lighthouse and part of coastline covered by light in QGIS

12 votes
3 answers
3k views

QGIS expression with overlay-fuction: filter-condition based on comparison of attributes from two layers

12 votes
2 answers
5k views

Understanding the concept of m value

11 votes
2 answers
12k views

How to get attribute values of another layer with QGIS expressions

10 votes
1 answer
381 views

Performance-limits of QGIS expressions

10 votes
1 answer
15k views

Unique constraint failed error when saving GeoPackage in QGIS

9 votes
1 answer
4k views

MultiSurface Geometry type in QGIS: difference to MultiPolyon

9 votes
2 answers
1k views

Creating several new fields at once with QGIS field calculator in batch mode in the same layer/file

9 votes
3 answers
1k views

Finding nearest neighbor with smaller attribute value in QGIS for a huge dataset: make expression more efficient

8 votes
4 answers
2k views

Identifying geometry type of layer with QGIS expressions

8 votes
1 answer
459 views

Opening old QGIS model in current QGIS versions

8 votes
2 answers
958 views

Render all geometries in an array from geometry generator / QGIS expression editor

7 votes
1 answer
315 views

English translations of QGIS commands, algorithms and menu items

7 votes
1 answer
2k views

Refering to the input-layer of a QGIS model in field calculator expression

7 votes
1 answer
390 views

Sorting layer order in QGIS based on mixed string/numerical layer names

7 votes
1 answer
743 views

Combining two types of conditions to replace strings with regular expressions in QGIS

6 votes
1 answer
235 views

QGIS expression not working as expected: selecting nearest neighboring points of a selected point

6 votes
1 answer
613 views

QGIS Temporal controller: getting the current animation time (percentage elapsed of total animation duration) with expressions / variables

6 votes
3 answers
1k views

Grouping points to clusters containing similar number of features using QGIS

6 votes
3 answers
5k views

Calculating interior angles of polygons or lines in QGIS

6 votes
1 answer
311 views

QGIS custom function error when trying to get color of feature on another layer

6 votes
3 answers
3k views

Simplifying multiple lines to create central axis?

5 votes
1 answer
790 views

Creating gradient hatching?

5 votes
2 answers
188 views

QGIS core plugins vs. normal plugin: what is the difference?

5 votes
2 answers
509 views

Getting the segment of a line, crossed by another with QGIS expression

5 votes
1 answer
630 views

Convert geometry to feature with QGIS expressions

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