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Imagine you are walking in the field and collecting data, let’s say about electric poles. You are sending your collected data to your manager’s account in the office. Manager gets the data in real time, and all the associated data to the asset. He can click point location and review the data you...

I need to make a locator for UK addresses and I know Open Street Map has very good data for the UK, I was wondering how I can convert the data for house addresses, which is in xml form, into a locator in Arcmap. أكثر...

I have the following PyQGIS Standalone App which is working fine so far. One little problem is that if I zoom out to the MaxExtent(by scrolling the mousewheel) the app crashes python.exe so that the windows error report is startet. Has anyone else encountered this problem and knows how to...

I wrote the following code using QGIS'API. import os from qgis.core import * import qgis.utils prefix_path = os.environ['QGIS_PREFIX_PATH'] QgsApplication.setPrefixPath(prefix_path, True) QgsApplication.initQgis() app = QgsApplication([], True) import processing from processing import *...

How can two objects be connected or combined, so there is no break between nodes? Example: how could you connect two square objects (4 nodes each), into one rectangular object (resulting in either 4 or 6 nodes)? أكثر...

Do countries have a Latitude and Longitude range?. Is it possible to get the latitude and longitude range or boundary for each country. UK lat and long is 51.5000° N, 0.1167° W. What is the Maximum and minimum ,latitude and longitude i can have to be still in the UK? For an example...

I'm wondering which co-ordinate reference system would be the best to use for a project covering the British Isles, since the UK and Ireland have separate systems - British National Grid and Irish National Grid /Irish Transverse Mercator. Grateful for your advice. أكثر...

I am labeling a lot of features and the Easy Custom Labeling tool is helping me to move every label to the desired position. I also like that the tool adds arrows for labels that I moved but sometimes I am just moving them some few pixels and do not want an arrow to be created. I am now...

I've startet tinkering with the Leaflet JS library in order to display a Web Map Tile Service_(WMTS)_. By default Leaflet does not support the WMTS standard. An initial investigation has revealed that the Institute National de l'Information et Geographique Forestiere (IGN) have developed a...

Summary: The amount of water required to hydraulically fracture oil and gas wells varies widely across the country, according to the first national-scale analysis and map of hydraulic fracturing water usage detailed in a new USGS study accepted for publication in Water Resources Research, a...

Speed. Power. Effectiveness. Master the art of using Esri Maps for Office to attain all three by enriching your spreadsheets with data. Last week we shared how you can supercharge your PowerPoint presentations in under 2 minutes using Esri Maps for Office. Today we show you how you can...

What are the principal datums and projections used in South Africa including the names of geodetic datums and their projections? أكثر...

I have searched for a bit, but couldn't find an answer for my question. So I have two tables (PostGIS), one containing points, and the other containing polygons. Right now i have this query for finding polygons (Laravel framework): $polygon = DB::connection('pgsql')...

After installing Python2.7 with ArcGIS Desktop 10.3, the Python installation sets the Python registry key in HKEY_LOCAL_MACHINE/SOFTWARE/WOW6432Node Directory. In order to install PyWIN so I can develop python add-ins, I need adjust the registry key to avoid getting the following error when...

I want to create a WPS Request using the JTS:Buffer (or any other process). I'm using the built in WPS Request Builder from GeoServer. My Multipolygon looks like this: 52.52735668,12.71762844 52.52633816,12.71518035 52.52467495,12.71354766 52.52293926,12.7136373 [..]...

We have some Lidar data that has been classified based on visable features (i.e. trees, streets, buildings, etc.) These LAS data are used inside inside Microstation w/ TerraScan connected to a PTC file. PTC file resembles this; 0 Unclassified * Zero length line 9 0 0 1...

My edit toolbar became disabled while I was editing a layer in QGIS. I have closed the window and opened it again to edit, but it is still disabled. أكثر...

These pictures are representations of the data we have gathered using a laser scanner. Continue reading → Click Title to Continue Reading... أكثر...

What better place to venture this summer than sunny California? Starting today, you’ll be able to explore hundreds of new locations across the Golden State with Street View in Google Maps. So whether you’re sipping cabernet sauvignon in Napa, dipping in the Pacific Ocean, or hiking through the...

I have several grib2 files containing hourly accumulated precipitation data however I would like to merge these files so that I have the accumulated precipitation across several hours. So say I have these files, each one is the accumulated precipitation for that hour...