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3 views

Big Query: ST_GeogFromText failed: Unexpected 'geometry' at position 0

I'm pretty new to the GIS field, so might be ignoring something obvious here. I'm trying to match Mlab speed test data (each record had lat long attribute) with map of administrative boundaries of ...
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0answers
8 views

Which quantile calculation method(s) does GRASS-GIS use?

Per Wikipedia , there are 9 common methods of calculating quantiles in common use across various statistical software packages, as well as languages like R and Python. Various other custom ...
-1
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1answer
16 views

Writing an IF THEN string calculation in ArcGIS Pro

I am attempting to calculate a text field in my attribute table based on a number code given in a different column For example, any number under the "LU_1" column that is '510' will be ...
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0answers
5 views

Is it possible to modify a vector tile feature's label with javacript/mapbox gl js?

I would like to modify a vector tile label by feature id and value to display dynamic labelling on a feature. Is it possible at all? If it is, please explain to me, I'm using mapbox gl js(maplibre) 1....
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0answers
7 views

How can I make ogr2ogr import data to PostGIS using a schema different than public?

I've successfully imported from SpatiaLite to PostGIS with the following command: ogr2ogr -f "PostgreSQL" PG:"host=localhost port=5432 user=user password=password dbname=mydb" -nlt ...
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0answers
13 views

Automate max and mix values of a raster in my color palette on Google Earth Engine

Is there a way to automate my code so that Google Earth Engine can pull minimum and maximum values from a raster and update my color palette accordingly? I'm using the following code currently. // ...
0
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1answer
19 views

Converting State Plane (Nevada) to UTM

I've received a database of drill hole locations in SPCS but I only use UTM. How can I convert a CSV spreadsheet from State Plane Coordinate System, Nevada East NAD27 TO UTM?
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0answers
7 views

Customizing a continuous legend in Google Earth Engine

I've created legends in ggplot, which look like this With the code I've used in Google Earth Engine, this is what my legend looks like Is there an easy way for me to edit my Google Earth Engine code ...
0
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1answer
20 views

How to get service URL or data from Esri application

I have website (dashboard) with Esri app including the web map (not sure what type of the service it is). I would like to use the service (or data itself) showing the gas streams in different map (...
1
vote
1answer
10 views

OSGeo4w: ogr2ogr script with FileGDB conversion working but getting a weird error : DATABASE.LAYOUT.VERSION.MINOR = 1 whereas a number >= 2 is expecte

Full command below with dummy paths: C:\OSGeo4W>ogr2ogr -f "FileGDB" "Path_to_some_geodatabase" "Path_to_some_geojson" -nlt POLYGON Full errors below: ERROR 1: PROJ: ...
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1answer
16 views

Share raster and code from Google Earth Engine workspace

I'm trying to find a way to share rasters and scripts on Google Earth Engine. Currently, it's pretty easy to send two links, one for the raster asset and another for the static code. Examples are ...
1
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0answers
12 views

ArcGIS Pro: Creating a line feature with a gradient based on data from the points that were used to create the line?

I have air quality and GPS data in a table and can display these as points, but I would like to display them as one contiguous linear feature that "blends" the data and color gradient from ...
1
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0answers
11 views

How to confirm that a flow accumulation model is increasing in the downstream direction?

I need to confirm that my flow accumulation surface has increasing values in the downstream direction. These are the steps leading up to this check: created 10m resolution DEM from breakpoint files (...
3
votes
1answer
16 views

QGIS - set an Action checked by objectName (SnappingTool - EnableTracingAction)

I would like to enable the Tracing Tool at QGIS startup. With the following code, this works great. for x in iface.mainWindow().findChildren(QToolBar): if x.objectName() =='mSnappingToolBar': for ...
1
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0answers
15 views

Column fields that are part of a join revert to null or 0 when exported, but work fine when the first export is joined and exported a second time

I've seen similar questions on here, but none seem to resolve my specific problem. I am very new to ArcPro... I have a shapefile of parcels that I want to join two tables to. I use columns with ...
1
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0answers
18 views

Two layers have the same projection but different units

Two of my layers aren't aligning even though they're in the same area and use the same projection system. I am not sure why they won't align but I think it is maybe because they have different units ...
0
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0answers
14 views

Getting the index MSAVI2 with Landsat 7 images

I am new to the Google Earth Engine script world. I need to obtain the MSAVI2 index on a particular polygon, but it throws me an error in the line: .map(maskClouds), which throws: maskClouds is not ...
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0answers
17 views

Calculating the length of lines within polygons in QGIS

I'm seeking to calculate the length of all street/highway segments in New York City that are within 400 feet of a school. In QGIS, I have a line layer that is all the streets/highways in the city, and ...
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0answers
12 views

"NEW" Column of Data with DATES, for export as CSV

How could I add a "NEW" Column of Data with DATES to this SCRIPT, for export as CSV var dataset = ee.ImageCollection('UCSB-CHG/CHIRPS/DAILY') .filter(ee.Filter.date('2021-...
2
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0answers
12 views

Setting mesh layer visibility in QGIS application?

I am utilizing the QgsMeshLayer class to load a NetCDF file that contains multiple variables (temperature, velocity, etc). I want to be able to set the visible dataset by variable name. I know how ...
0
votes
1answer
26 views

How to add a DATE column for export as CSV of this ImageCollection?

How can I add a DATE column for export as CSV of this ImageCollection? var precipitation = precipitation.map(function(image) { return image .reduceRegions({ // <---- reduceRegions on ...
0
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1answer
18 views

GEE - How to get the geometry of a feature?

print(table); var ElementList = table.toList(3); print(ElementList); var i = 0; for(i=0;i<3;i++){ var element = ElementList.get(i); print(element); var dataset = ee.ImageCollection("...
2
votes
1answer
14 views

Relative Path when linking a pdf to a feature

I'm trying to link PDF to features in QGIS. I do that by putting the path in a column named "PDF" and execute the default open action or a generic action command. So basically I don't have ...
0
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0answers
8 views

Geonode development errors DEBUG=TRUE not working

I am modifying the Geonode Django website. When modifying the views, some errors are not shown. I guess they would be shown if I set DEBUG=TRUE. But even if it set this value, I cannot see the errors. ...
1
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0answers
24 views

QGIS remove duplicate objects in attribute table [duplicate]

I need to remove the duplicate objects in my attribute table (see IMG attached), I can't find the way to do so. I saw questions asked with python but it NOT relevant with my case
0
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0answers
16 views

Protecting Vector Tile Server Data

I am deploying a Vector Tile Server on AWS with data I don't want to make publicly available and there are two main elements I want to cover regarding the security of the data The tile server needs ...
1
vote
1answer
37 views

Variable point size depending on data in QGIS

I am trying to plot points with a variable point size on a map using QGIS. The point size is decided by the third column in the .csv file I add. Adding the points works just fine by using the "...
0
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0answers
28 views

Comma separated text in attribute tables

I'm creating a shapefile of all the sports units of a state in India. Units can have multiple infrastructure. There are 6 kinds of infrastructure. Sometimes a single unit can have multiple ...
0
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0answers
7 views

Loading multiple multi-dimensional NetCDF files into QGIS

I have many multi-dimensional (24 layers) NetCDF files that I need to load into QGIS, then export the individual files out. The `add layer' feature asks for 'which layers to load' for each file, which ...
0
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0answers
20 views

Calculating areas of classes in raster based on minimum required area (QGIS)?

I need help for a QGIS calculation. I have a raster made up of 20 classes and I need to get the area of each one. Now, performing only this task is easy but I must also exclude from the area ...
0
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0answers
34 views

Only a part of the shapefile plotted with ggplot2 in R

I would like to plot shapefiles from the EUFORGEN website (http://www.euforgen.org/) in R (European beech and Scots pine). At first I had problems, because they are files with holes. I was able to ...
1
vote
2answers
49 views

Compare two different layers with duplicates

I'm trying to compare layer A with layer B. Layer B is the result of the intersection between layer A and another layer C, so the elements in B are all contained in A. My goal is to create a new layer ...
0
votes
1answer
26 views

Retrieving coordinates using PyShp

I am working with historical wind track data, which can be found here. How can I use pyshp to retrieve all the lat & lon along the windtrack correctly? I used the following code found on a ...
-2
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0answers
12 views

I am getting flooded area as 0 in GEE ,How to fix this problem?

I think my code has a problem with update mask NDWI. https://code.earthengine.google.com/852a12c2bd589171f4ed0cf52f3cc990
1
vote
1answer
15 views

Getting the percentage of how much areas intersects with another using GeoPandas

I have two GeoPandas dataframes, namely: grid - the base map that contains a grid of 100x100 meter squares. land - the land use of an area (e.g. farmland, meadow, etc.). How do I, upon spatially ...
0
votes
0answers
6 views

Configure layer in MapServer 7.2 with 2 dimension (time and depth)

I am trying to configure MapServer in order to serve a vector layer with 2 dimensions (time and depth) using a tileindex shapefile. In the mapfile I define the main layer and the tileindex layer as ...
0
votes
1answer
27 views

How to add cities and roads to Google Earth satellite connection in QGIS?

I've setup an XYZ connection with Google Earth satellite link, but I can't see cities, towns, or roads in QGIS. How to show them?
0
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0answers
20 views

How to extract some features based on a value in JavaScript

I am trying to set a color (in FME) to some line features based on a value. E.g. if features are equal to "A" set color blue else set color red. What am I doing wrong here. I am not familiar ...
1
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0answers
18 views

Run PyTorch within QGIS Plugin using PyQGIS

I would like to run my object detection module (programmed in PyTorch) in a QGIS plugin. Currently, I have implemented all the required functionality in the QGIS plugin (getting the image, selecting a ...
0
votes
1answer
34 views

QGIS aggregate only specific values in a column

I have a QGIS file (see img attached) and I want to calculate the same as Area_HA only with CODE_06 between 100 and 500. I can't find the expression to add to the field calculator. yes, I want to ...
0
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0answers
5 views

Python mapnik get TextSymbolizer bounding boxes

Is there a way to obtain the bounding boxes of each TextSymbolizer present on the map? For now, I'm using mapnik 3 and I create a map using a custom XML containing TextSymbolizer. I want to have ...
0
votes
0answers
41 views

Assigning layer feature to another layer having same name in table using PyQGIS

I have 3 groups of layers, layer names are the same in the 3 groups as shown in this image below: : I want to make a table of 4 fields: layer names of group (1), layer lengths of group (1), Feature ...
0
votes
0answers
11 views

Plot secondary x axis on PyQt diagram [closed]

I have 3 parameters: depth, magnitude, temperature. Based on the depth how can I draw the temperature and magnitude using PyQt5? y-axis as depth, magnitude on real x-axis, temperature is in duplicate ...
0
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0answers
15 views

Seeking saline zones shapefiles of Sundarbans Mangrove Forest of Bangladesh

The Sundarbans Mangrove Forest of Bangladesh is divided into 3 salinity zones (Mesohaline, Polyhaline, Oligohaline). I need the shapefile of these 3 regions showing separate areas of these 3 regions. ...
0
votes
0answers
32 views

OpenLayers OverviewMap control?

I want to change the overview map position to left side of the collapse listener.I am getting the map like as below image.I need map in black box. const overviewMapControl = new OverviewMap({ // ...
4
votes
2answers
76 views

Batch exporting GeoPackage attribute table to CSV in QGIS

I have a large quantity (200+) of GeoPackage files, and I want to export the attributes table of all of them to CSV's. Is there a way I can do that in the GUI or with a Plugin for QGIS 3.16.15? ...
2
votes
0answers
39 views

Cannot use TEMPORARY_OUTPUT in standalone PyQGIS script

I have a PyQGIS script that's running perfectly fine in PyCharm but I cannot get it to work from command line. I keep getting the following error on the first processing call which turns out to be a &...
0
votes
0answers
17 views

"run", "reset", etc. are all gray and cannot be clicked in Google Earth Engine

Only "save" can be clicked, "run", "reset", etc. are all gray and cannot be clicked I recently writed code and found that the code can't click "run". I can only ...
0
votes
0answers
19 views

.dem conversion error

When trying to convert a .tif file into a .dem file (for import into sketchup 2017) using QGIS Raster > Conversion > Translate, I get the following error messages with multiple instances of the ...
0
votes
0answers
9 views

Missing server domain template in MapProxy

I need to pass the {s} template in my TMS source but after reading this: https://mapproxy.org/docs/latest/sources.html#url I think it is not possible. Is it correct I can't do this in MapProxy?: https:...

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