geo is the abbreviation for the term "geographic". It includes handling of geographic coordinates and vectors for display and calculation purpose.
Questions tagged [geo]
1160 questions
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votes
2 answers
Saving Longitude and Latitude to a user profile in Django
I was looking for a way to use HTML5 (and possibly JS) to save visitor/user Longitudnal & Latitudnal data to a database. I do not wish to use packages out there as they seem a bit outdated and may break my code in future considerting their own…
Feramonics
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check if point inside or not in multipolygon geojson with php
I have geojson with multipolygon point like this
"geometry": {
"type": "MultiPolygon",
"coordinates": [
[
[
[
97.11917877197294,
2.113018035888672
…
good112233
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1 answer
How to determine if you have visited an area before in a time series data
Currently working in python. I have a time series data with lat/lon as coordinates. Whats the most efficient way to determine if you are in an area you have visited before? Ex. In the image below, I would want to flag the 11th and 12th location…
so_many_questions
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2 answers
How can I get the largest, and smallest number from a list using LINQ, without using Min() Max()?
I've been working on an application that generates Latitudes and Longitudes, and I now require the ability to find the largest and smallest values to determine the upper and lower limits (and east / west limits) of the data set.
I've been trying to…
Ethan
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1 answer
How to simulate river level rise in R
I need to make a simulation to see what areas would be affected if the sea level rises in X meters. Could anyone give me tips were to start? I've search for tools embedded in the google maps API but didn't find any workaround.
The idea is to create…
Chronus
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votes
1 answer
Creating Geographical Zones and Assigning Points
I have a list of coordinates in a pandas data frame and want to assign each coordinate to a zone. However, right now I do not have distinct zones mapped out. My goal is to divide the given region into a grid, with each square of the grid as its own…
E. Lutins
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Where I can find canada postal codes geographic data? KML or something similar
Where I can find canada postal codes geographic data? KML or something similar.
I can find US KML format geographic data here :
https://www.census.gov/geo/maps-data/data/kml/kml_zcta.html
I need something similar for canada, any suggestion ?
fico7489
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2 answers
Rewrite ES6 Promises using jQuery.Deferred()
I'm currently writing code for the browser and restricted to using ES5. I do have access to jQuery, and I need to rewrite several large functions that are currently using ES6 promises. For example:
function getLocationFromIp() {
return new…
Aaron Goldsmith
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votes
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geo:lat,lng uri does not work in phone gap
Im quite new to phone gap and mobile app development.
I want to use the geo: uri format to open the google maps application but it does not work.
From what I understand I should be able to just add a line like:
gmax
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votes
1 answer
How to calculate time difference between two longitudes and latitudes distance
Basically what I wanted to know is, how long will it take to travel from location A to B? I've the location A longitudes and latitudes, and B latitudes and longitudes.
I did lot of searching on Google but couldn't find a proper answer.
Thanks in…
FR STAR
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2 answers
MySQL Exact syntax for this Query : Finding nearby Location
below is a Query for finding products nearby from user's lat, lon and Radius..
I want this function to just Return the ID of the store... The query doesnt seem to work however
SELECT
product_id
FROM
…
Sharan Mohandas
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votes
2 answers
What geo chart library NyTimes is using?
I found this link
http://www.nytimes.com/interactive/2015/07/24/business/international/the-world-according-to-china-investment-maps.html?_r=1
It is also interactive.
Can I know what lib they are using?
Jackson Tale
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Simple way to contour netcdf variables on a map using r package
I have to draw maps using R package so that country limits are plotted, and also the contours for the values of a meteorological variable read from a NetCDF file.
I do the following:
r=raster('netcdffile.nc')
map('worldHires', xlim=c(-10,50), ylim…
Antonio Serrano
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votes
2 answers
K-Means Clustering a list of US addresses based on drive time
I have 8 traveling consultants that need to visit 155 groups across the continental united states. Is there a way to find the optimal 8 regions based of drive time using k-means clustering? I see there are some methods implemented already for other…
elied0327
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votes
1 answer
Saving HTML5 Location Info in File
im trying to do the following with my current script:
Saving Google Geo Location Informations in File, when the Visitor clicks "Accept Detection of my location"
Output Google Maps URL with the Information
…
user3999617