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Posts by TerraLab

[Solved] ImportError: DLL load failed while importing _C in QGIS (Windows)

Install the Visual C++ Redistributable (x64), then reboot. That clears it on most machines. Four fixes, in the order they turn out to be the real one.
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[Solved] ImportError: DLL load failed while importing _gdal in QGIS

A second GDAL sits earlier on your PATH and wins the DLL search. Take the non-QGIS folders out, sign out, sign back in. Five fixes, likeliest first.
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[Solved] No module named pip in QGIS Flatpak (and Read-only file system)

Run pip through the Flatpak with --devel and install with --user. The exact commands, four fixes when it still fails, and why /usr is read-only.
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5 Best Bunting Labs Alternatives for QGIS in 2026 (Free and Paid)

Bunting Labs traces one line at a time. For every object in an area, use AI Segmentation. Five tools on input, price and privacy.
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5 Best Deepness Alternatives in QGIS in 2026 (Free and Paid)

Deepness runs an ONNX file you supply, offline and free. If you have no such file, here are five tools compared on input, price and where the imagery goes.
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5 Best eCognition Alternatives in 2026 (Open Source and Paid)

Trimble stopped actively selling eCognition. AI Segmentation is the fastest replacement. Five tools compared on input, cost and where your imagery goes.
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5 Best Mapflow Alternatives for QGIS in 2026 (Free and Paid)

AI Segmentation is my default pick: draw a zone, type a word, no graphics card. Five QGIS plugins on price, install, GPU and where the imagery goes.
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How to Convert Raster to Vector in QGIS (Polygonize and 4 Other Methods)

For a classified raster, use Raster > Conversion > Polygonize. Here are the five methods, the fix for staircase edges, and what to do with a photograph.
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What Is a Building Footprint? Definition, Diagram and Data Sources

A building footprint is the outline where a building meets the ground. Most downloadable ones follow the roof. The difference, the open data, the tools.
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8 Best AI Plugins for QGIS in 2026 (Free and Paid)

For pulling objects out of imagery, start with AI Segmentation or Mapflow. Eight plugins compared on price, where the computation runs, and install effort.
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