Geospatial pertains to the geographic location and characteristics of natural or constructed features and boundaries on, above, or below the earth's surface; esp. referring to data that is geographic and spatial in nature.
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Haversine formula in SQL
This is an implementation of the Haversine formula in Microsoft Transact SQL.
How can I simplify the function?
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0answers
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Using $q in Angular JS to pass navigator geo JSON from factory to controller
This code is used to get the users location and deliver it as a resource to the controller. The aim is to have this data shared across multiple controllers in the application. So far this does deliver ...
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1answer
58 views
New Moon (not Twilight) Calculator
Photography is one of my hobbies, and, living in Canada, I have the possibility of seeing, and photographing, the Aurora Borealis (Northern Lights).
Now, these happen when there's ionization in the ...
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0answers
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Directions to refactor class for GPS track points
The story started here (Parsing GPS Data) and continued here (Class for median filter)
I've done a lot work and faced new questions.
In short - I made:
Classes for parsers. TrackParser and ...
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1answer
44 views
Parsing GPS data
Recently I sent this code snippet as CV attachment and I got simple answer - this code smells and we employ another developer.
I'm new to RoR, so guys can you give me directions to refactor this code ...
3
votes
1answer
40 views
Geocoding library
I've written a Geocoding library that is hosted on Github. It has got 7.9 rating by the scrutinizer. I've checked and the only thing that I think I can improve is ...
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0answers
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Optimise a spatial join for QGIS 2.0 Python plugin
I got a really great code review for a similar issue, but I seem to be unable to adapt it to another calculation for a QGIS 2.0 Python plugin. I am attaching field values to any features intersecting ...
6
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1answer
372 views
Bash script for getting geolocation (latitude, longitude and country code)
I have a bash script, where I need to get the user's geolocation (latitude, longitude and country code). If a GPS device is present, I use gpspipe. But a lot of laptops/computers don't have GPS ...
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2answers
91 views
Filling modal from JSON (dynamically)
My Java app converts its modal object to JSON (using the GSON Library).
This is just fine, but I have to get it back into a modal in PHP. Now I've created a modal (in my case it's, for example, ...
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1answer
71 views
Extracting nodes from a road network
My code takes 143.023 seconds for extracting nodes from a road network of city like Göteborg in Sweden. Please check it out if I can optimize it.
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3
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0answers
303 views
Satellite orbit simulation in Matlab using Runge Kutta 4
I have a satellite orbit simulation in Matlab (Using Runge Kutta 4). It seems ugly and I don't know how to fix it.
fx.m file:
function v = fx(t,x,vx)
v = vx;
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0answers
88 views
Plugin that grabs the coordinates of all the cities in our database
I have a plugin that grabs the coordinates of all the cities in our database working in WordPress here.
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3answers
396 views
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3answers
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Why is this geographic search incredibly slow?
I have this table (inradar_ad) with almost 300k entries. I want to know why my query takes 160 secs to run.
I tried limiting with ...
5
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1answer
195 views
Finding nearest city from a center place (latitude and longitude) with radius in miles
This is my code for finding the nearest city within a certain radius. I am not sure, is my code is OK or is it wrong? Please review and offer suggestions on my code.
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8
votes
1answer
148 views
Optimize web-scraping of Moscow grocery website
This code works fine, but I believe it has optimization problems. Please review this.
Also, please keep in mind that it stops after each iteration of the loop ...
12
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1answer
156 views
Temperature Interpolation
I want to interpolate temperature in correlation with height. I have temperature data from stations with coordinates and height in this format:
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5
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3answers
357 views
Converting KML/XML to Javascript
So, I have the boundaries of every states in the US, from the google map KML file.
This KML file is actually a XML file.
I'm converting this file to a JS file compatible with google map in order to ...
5
votes
2answers
2k views
Simple application for finding local restaurants
I was asked to create a test APK file by a company HR when I applied for an Android developers job,
Specification:
The goal is to develop a simple application which finds the local
restaurants. ...
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vote
3answers
88 views
Working and calculating with geographic positions
I was thinking about how to implement a GPS navigation for my quadcopter. I was writing some functions to calculate the angle between two positions (from home point to the target).
I'd like a review ...
5
votes
1answer
139 views
Improving a triangulation test script
I am a relative beginner to Python and as such I've been working on little things here and there in the office that strike me as something interesting that might be fun to try and code a solution.
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1answer
256 views
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1answer
177 views
Entering address details into Google Maps geocoder
I have a Google Maps Geocoder and I am looking to refactor it. The user enters address details into a form where at the bottom there is the option to show on map.
First the map is hidden
The user ...
4
votes
1answer
395 views
Converting latitude and longitude coordinates from CSV using web service
I am working on converting a mailing list that has longitude and latitude coordinates within the CSV file. This script I came up with does what I need, but this is my first real-world use of python. I ...
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2answers
73 views
Store procedure timing out sometimes
Can someone please find out why this store procedure is timing out?
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2
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1answer
320 views
Multithreaded GPS system
I am trying to reduce the total execution time of my code.
I have a GPS system which calculates routes between two points, and returns all points in between them.
I did a simple profile and the ...
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2answers
381 views
Address geocoder
If you notice, there are variables of street_address, route, intersection re-used in the ...
