geos | Geometry Engine , Open Source | Dataset library

 by   libgeos C++ Version: 3.12.0beta2 License: LGPL-2.1

kandi X-RAY | geos Summary

kandi X-RAY | geos Summary

geos is a C++ library typically used in Artificial Intelligence, Dataset applications. geos has no bugs, it has no vulnerabilities, it has a Weak Copyleft License and it has medium support. You can download it from GitHub.

Geometry Engine, Open Source
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            kandi-support Support

              geos has a medium active ecosystem.
              It has 900 star(s) with 303 fork(s). There are 57 watchers for this library.
              There were 2 major release(s) in the last 12 months.
              There are 36 open issues and 220 have been closed. On average issues are closed in 60 days. There are 7 open pull requests and 0 closed requests.
              It has a neutral sentiment in the developer community.
              The latest version of geos is 3.12.0beta2

            kandi-Quality Quality

              geos has no bugs reported.

            kandi-Security Security

              geos has no vulnerabilities reported, and its dependent libraries have no vulnerabilities reported.

            kandi-License License

              geos is licensed under the LGPL-2.1 License. This license is Weak Copyleft.
              Weak Copyleft licenses have some restrictions, but you can use them in commercial projects.

            kandi-Reuse Reuse

              geos releases are available to install and integrate.
              Installation instructions, examples and code snippets are available.

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            Currently covering the most popular Java, JavaScript and Python libraries. See a Sample of geos
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            geos Key Features

            No Key Features are available at this moment for geos.

            geos Examples and Code Snippets

            No Code Snippets are available at this moment for geos.

            Community Discussions

            QUESTION

            "For" loop with column names as index
            Asked 2021-Jun-10 at 11:01

            I would like to create a loop in which the index is given by the column names of a dataframe. The idea is to select one column at a time and create a map based on the data in that column. I need i being the column name, as it identifies the name of the variable and I'll use that as part of the title of the map. However, I do not seem to be able to associate my index i to the name of the column. My code goes as follows:

            ...

            ANSWER

            Answered 2021-Jun-10 at 10:55

            In base R, you can either select the columns by position or by name, you can't combine them both in one command. If you use dplyr::select you can select columns by name and position in the same command.

            So here are your options -

            Source https://stackoverflow.com/questions/67919190

            QUESTION

            GDAL (CentOS 8) Install Failing
            Asked 2021-Jun-09 at 08:38

            For the best part of today, I've been trying to get my head around how to install GDAL on my CentOS 8 server.

            I've researched on many different answers and solutions across different sites and across StackOverflow and nothing seems to be working! (I'm probably missing something obvious somewhere)

            I'm trying to install GDAL using the command pip3 install gdal

            Which in return, produces the following error:

            ...

            ANSWER

            Answered 2021-Jun-09 at 08:38

            It seems to be a bug with CentOS https://bugs.centos.org/view.php?id=18213

            gdal requires poppler-0.67, which is missing from official repositories. It is however present in the raven-extras repo: https://centos.pkgs.org/8/raven-extras-x86_64/poppler-0.67.0-22.el8.x86_64.rpm.html

            Or you can download it as is (arbitrarily named poppler0.67.rpm here) and use it when installing gdal.

            Source https://stackoverflow.com/questions/67877977

            QUESTION

            Converting a polygon shape to a circle generates different size shape
            Asked 2021-Jun-03 at 21:29

            I am currently working on a product that makes use of here maps javascript sdk. As part of the project, we require the user to "draw" circles and store them as polygon within the database.

            We are encountering an issue where trying to convert a circle to a polygon and back to a circle actually generates a shape is is bigger than the one before. (the reason why we do this is because the user draws a circle, we save it in the DB as a polygon, and then we reconvert as a circle in case the user wants to edit it).

            I am going to try and give more context:

            The following code will produce a shape with the following bounding Box:

            ...

            ANSWER

            Answered 2021-Jun-03 at 21:29

            It would be sooo much simpler if you stored circle's center and radius in DB instead.

            Anyway, the problem is, you set the radius for the new circle as a distance from the bounding box's center to it's top-right point.

            But the distance should be calculated from center to top OR right OR left OR bottom. So instead of this radius:

            Source https://stackoverflow.com/questions/67702459

            QUESTION

            Can Uber h3 cover the entire globe in hexagonal grid?
            Asked 2021-Jun-03 at 01:57

            Uber has released h3, a framework for efficiently handling big data in the geospatial file. Using h3, I attempted to get the location of a hexagonal grid location as shown in the figure. (https://eng.uber.com/h3/)

            I got the location of the hexagonal grid from the following code. Then I plotted it on a two-dimensional map to see if it covered the entire earth. However, I'm not getting valid hexagons on the boundaries(-90°,90°,-180°,180°). And it doesn't seem to cover the entire globe. (hexagonal grid)

            ...

            ANSWER

            Answered 2021-Jun-02 at 18:56

            Yes, H3 covers the entire globe. What you're seeing in that image are rendering artifacts - depending on how you render a global grid in a flat projection, you may get similar artifacts at the poles or across the antimeridian. See e.g. this map for a projection of H3 that renders correctly across the antimeridian, though it still has some issues around the poles.

            Source https://stackoverflow.com/questions/67805244

            QUESTION

            RecursionError: maximum recursion depth exceeded in comparison while working with pandas
            Asked 2021-Jun-01 at 16:40

            I am working with some geodata. I want to get a point object from the latitude and longitude that I already have. My code looks as follows:

            ...

            ANSWER

            Answered 2021-Jun-01 at 16:40

            When adding a geometry column, looping and setting each value individually is usually a bad idea (slow) so you probably want to do it like this:

            Source https://stackoverflow.com/questions/67792369

            QUESTION

            TypeError: NoneType object is not callable on GeoDjango
            Asked 2021-Jun-01 at 16:02

            Although I have read many similar articles about PointField and 'NoneType' object error, I can't figure out how this field should be automatically save according to the latitude and longitude variables I received from the user.

            Here is my model:

            ...

            ANSWER

            Answered 2021-Jun-01 at 16:02

            Why am I getting the 'NoneType' object error?

            Because you defined save as a @property. As a result if you use self.save, it will call the save method, and self.save will take as value what the object returned, but that is None, hence the error.

            You thus should remove the @property decorator:

            Source https://stackoverflow.com/questions/67792235

            QUESTION

            Images created and read inside tempdir() using downloadHandler() doesn't work
            Asked 2021-May-16 at 19:25

            I'd like to download inside Shiny a georeferenced PDF file (geoPDF) and for this a need some steps like convert the plot in ggplot format to tiff, populate the spatial coordinates, create a geo tiff, and finally my geoPDF. But several steps in downloadHandler() function in tempdir() directory results always in the error:

            ...

            ANSWER

            Answered 2021-May-15 at 20:54

            One thing I notice is that you have no output to file in download handler. Perhaps your lines:

            Source https://stackoverflow.com/questions/67551086

            QUESTION

            Out of Memory Exception when trying to execute test for Apache Jena via MockMVC and Junit5
            Asked 2021-May-16 at 11:27

            I am running an Apache Jena Fuseki server als the SPARQL endpoint that I can connect to when using the application normally. Everything works and I get the output from the resulting query.

            But When I try to run my test with Springboot, Junit5 (I assume) and MockMVC it always get stuck on the following part:

            ...

            ANSWER

            Answered 2021-May-16 at 11:27

            The answer I found was that the heap size was constantly overflowing. Adding the line:

            Source https://stackoverflow.com/questions/67485559

            QUESTION

            Getting TypeError: argument of type 'CRS' is not iterable with OSMnx Package
            Asked 2021-May-13 at 04:04

            This question appears to have been answered before, but none of the answers helped in my case. First I should say that I've followed the OSMnx Installation steps exactly. Then tried to run the following code in a Jupyter Notebook:

            ...

            ANSWER

            Answered 2021-May-13 at 04:04

            You have installed an extremely old version of OSMnx. Your conda list output shows you have version 0.7.3 installed, and that was released 3 or 4 years ago. It's so old that it's incompatible with the modern features of GeoPandas and pyproj, including the modern CRS object that's causing your error. I'm not clear how you did it! My best guess is you installed using one of the old tags on this page, which do point to version 0.7.3.

            This should be fixed by removing the old environment and then following the installation instructions here, like:

            Source https://stackoverflow.com/questions/67510332

            QUESTION

            R Shiny app loads, but radio buttons do not select values properly
            Asked 2021-May-06 at 07:47

            This is my first time using stack overflow so apologies if I do this wrong.

            I'm fairly new to coding in R and I'm trying to make a simple Shiny app using a TidyTuesday dataset. I wanted to make a map with points showing the different types of water systems ("water_tech") and radio buttons to choose which type of water system is plotted on the map. I got the app to load without an error message, however no matter which button is selected, all of the different types of water systems are plotted on the map, not just the one I selected (essentially, the buttons don't work). If anyone has any ideas about what could be causing this to happen I would greatly appreciate it!

            Reproducible code:

            ...

            ANSWER

            Answered 2021-May-06 at 07:47

            rwater() has no effect in this code:

            Source https://stackoverflow.com/questions/67412341

            Community Discussions, Code Snippets contain sources that include Stack Exchange Network

            Vulnerabilities

            No vulnerabilities reported

            Install geos

            | CI | Status | CI | Status | CI | Status | | :---: | :----- | :---: | :----- | :---: | :----- | | GitHub | [![github](https://github.com/libgeos/geos/workflows/CI/badge.svg?branch/main)](https://github.com/libgeos/geos/actions?query=workflow:CI+branch:main) | Bessie | [![bessie](https://debbie.postgis.net/buildStatus/icon?job=GEOS_Worker_Run/label=bessie&build=last:${params.reference=refs/heads/main})](https://debbie.postgis.net/view/GEOS/job/GEOS_Worker_Run/label=bessie) | Debbie | [![debbie](https://debbie.postgis.net/buildStatus/icon?job=GEOS_Master)](https://debbie.postgis.net/view/GEOS/job/GEOS_Master/) | | Azure | [![Build Status](https://dev.azure.com/libgeos/geos/_apis/build/status/libgeos.geos?branchName=main)](https://dev.azure.com/libgeos/geos/_build/latest?definitionId=2&branchName=main) | Bessie32 | [![bessie32](https://debbie.postgis.net/buildStatus/icon?job=GEOS_Worker_Run/label=bessie32&build=last:${params.reference=refs/heads/main})](https://debbie.postgis.net/view/GEOS/job/GEOS_Worker_Run/label=bessie32) | Winnie | [![winnie](https://winnie.postgis.net/view/GEOS/job/GEOS_Master/badge/icon)](https://winnie.postgis.net/view/GEOS/job/GEOS_Master/) | | GitLab CI | [![gitlab-ci](https://gitlab.com/geos/libgeos/badges/main/pipeline.svg)](https://gitlab.com/geos/libgeos/commits/main) | Berrie | [![berrie](https://debbie.postgis.net/buildStatus/icon?job=GEOS_Worker_Run/label=berrie&build=last:${params.reference=refs/heads/main})](https://debbie.postgis.net/view/GEOS/job/GEOS_Worker_Run/label=berrie) | Dronie | [![dronie](https://dronie.osgeo.org/api/badges/geos/geos/status.svg?branch=main)](https://dronie.osgeo.org/geos/geos?branch=master) | | AppVeyor | [![appveyor](https://ci.appveyor.com/api/projects/status/62aplwst722b89au/branch/main?svg=true)](https://ci.appveyor.com/project/dbaston/geos/branch/main) | Berrie64 | [![berrie64](https://debbie.postgis.net/buildStatus/icon?job=GEOS_Worker_Run/label=berrie64&build=last:${params.reference=refs/heads/main})](https://debbie.postgis.net/view/GEOS/job/GEOS_Worker_Run/label=berrie64) |.

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