Use when writing PyQGIS scripts, accessing features, editing layers, or performing geometry operations. Prevents edit session violations, threading crashes, and inefficient feature iteration. Covers 4 scripting contexts, feature CRUD, geometry operations, spatial indexing, background tasks, and basi
Use when writing PyQGIS scripts, accessing features, editing layers, or performing geometry operations. Prevents edit session violations, threading crashes, and inefficient feature iteration. Covers 4 scripting contexts, feature CRUD, geometry operations, spatial indexing, background tasks, and basic symbology. Keywords: PyQGIS, QgsFeature, QgsFeatureRequest, QgsGeometry, edit layer, spatial index