Questions tagged [loading]
In this context, loading is for questions related to issues with data in a service not showing in a timely fashion in some GIS client. It is not intended for questions on how to add data to a database, or for questions related to balancing load on a set of servers.
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QGIS: Flow Accumulation Tool not progressing past 100%
I'm trying to do run the flow accumulation tool on a map where I am trying to extract drainage from a DEM however it has been stuck at 100% for several hours. I have put details of the files I am ...
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Determine loading state of base map layers in Leaflet?
What is the JavaScript command to know the loading state of the current layer? I'd like to know is the layer is loading, with 'true' or 'false', when the page loads or when I move the map.
This ...
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QGIS Debugging/development tools
I am using the Debugging/Development Tools (panel) in QGIS (3.22.7) to figure out what is causing long load times, when opening a project. Most time is spent on the task Reading external settings (~64 ...
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How to remove loading when layer does not load by returning 0 feature
I have a layer in Openlayers, and I showed a load while the layer doesn't load.
//show loading
my_layer.on("precompose", function () {
document.getElementById("my_loader")....
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Reducing loading time of QGIS project
I have saved a couple of QGIS projects in a PostGIS DB, which is hosted in the cloud. The projects consist of different layers. When I open the QGIS projects, the loading time is very long. That is a ...
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Is progressive decoding of raster geodata possible?
When e.g. WMTS or COGs are visualized, only the image data in the viewport (certain zoom and extent) is loaded. This makes the rendering time quite fast. But e.g. with low internet connection unloaded ...
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ArcPy comparing two databases and deleting and appending data from one to another
I currently am working on trying to ingest data from a client into our database. The schemas are almost the same so I want to compare feature class to feature class and want to delete and append the ...
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Delimit the loading "zone" in a shapefile
I have to make several atlases of a large region in France. My study area is relatively small compared to the entire region. However, most of my layers are related to the entire region.
As I intend to ...
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Compressing large vector data in QGIS
I work on QGIS 3.10.3 and would like to know if it is possible to compress a large vector data (size: 66298KB). The GIS software is still loading every time I touch the mouse.
Is it possible to ...
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Detecting start and end of WFS layer loading in OpenLayers?
I have a WFS layer that takes a while to load.
I would like to show a 'load', while it loads, so it doesn't get the impression that nothing is happening.
Any idea?
var my_layer = new ol.layer....
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Can't load a previous project with QGIS 3.18.2 with versions 3.24.3. 3.20.0 3.22.0. No layers and just a white screen
With QGIS 3.18.2 I have created a map point cloud data with contours. I saved, Lakach_East_West_IntRas_Clip-3-24-32, and closed the project. A few months later, now using 3.24.3 I wanted to continue ...
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Unsupported geometry type 'Unkown type' in Layer - Unable to load project in QGIS
This is a seemingly simple issue but I can't seem to fix it. When I load my project in QGIS, I get an error message that says: "Unsupported geometry type 'Unknown type' in Layer ''. When I click &...
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Why does the R expression "library(sf)" fails when run from another process?
I'm using sf and raster packages to manipulate maps. It works perfectly when I run it with Rscript command, and when I run it inside a .sh shell wrapper, too. But when I try to run the script from an ...
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Executing algorithm fix geometries stuck at 92%
I want to fix the geometry of some shapefiles but the loading is stuck at 92 percent for over half an hour right now. The shapefile is quite small and had 2 invalid polygons and 11 valid polygons when ...
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Why is loading qgs/qgz 2 x slower than loading qlr?
I have a Layer Definition file(.qlr) that takes 50sec to load. When I save it as a project(qgs/qgz) it takes over 2min to load the same data. Why does loading of qgs/qgz take longer than loading qlr?
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