latitude-longitude

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How to get nearby locations from latitude/longitude?

I have store various latitude and longitude in database(Sqlite3) for various location. Now I have current latitude and longitude. How can I know nearest locations from current pos开发者_如何学运维itio[详细]

2023-03-14 15:10 分类：问答
Calculating Distance between two Latitude and Longitude GeoCoordinates

I\'m calculating the distance between two GeoCoordinates. I\'m testing my app against 3-4 other apps. When I\'m calculating distance, I tend to开发者_运维知识库 get an average of 3.3 miles for my calc[详细]

2023-03-13 12:50 分类：问答
Optimal column type for latitude and longitude on Rails and MySQL

I\'m wondering what\'s the best column type to store latitude/longitude on MySQL + Rails. Precision must be enough to store every bit of lat/lng degrees obtained from mobile devices and/or geocoders[详细]

2023-03-13 12:37 分类：问答
Getting Y position from Latitude on a spherical projected map

In Javascript. I have a map of the world that is 1024 x 1024px- It is a spherical Mercator projection.[详细]

2023-03-13 10:25 分类：问答
how to consider latitude and longitude of a location from googleapis

I am using \"http://maps.googleapis.com/maps/api/geocode/xml?address=\"+address+\"&sensor=true\"to get the latitude and longitude of a location. From thisI am getting response like below:[详细]

2023-03-13 03:50 分类：问答
Is there a way to return an array of latitude and longitude coordinates using the google maps api?

I want to pass an array of address to the google maps api, and then in return receive an array of longitude and latitude points. Is this possible? If so could I seen an example on how to construct the[详细]

2023-03-11 22:19 分类：问答
Android: save gps location with every other data send and sent to webserver

In my mainActivity I have a listview where the user can select one. As a sample, there are 3 list in the mainActivity which is startTripActivity, ClockinActivity, CustomerSvcActivity.[详细]

2023-03-11 11:47 分类：问答
Timezone database with Lat/Lng coordinates

I\'m looking for a list of timezones with polygon lat/lng information. I want to build a tool that I can punch in a lat/lng and spit out a timezone. Basically the same thing that Geonames and EarthToo[详细]

2023-03-11 02:41 分类：问答
finding users latitudes and longitudes inside closed location

I have been working on an android app to find the location of the user device even he is in the closed location.[详细]

2023-03-10 18:13 分类：问答
Get Latitude and Longitude of a location [duplicate]

This question already has answers here: Closed 10 years ago. Possible Duplicate: how i can get latitude , longitude of a location programmatically or using a api[详细]

2023-03-10 11:42 分类：问答