What should I use (sqlite or Shared preferences) to store lat-lng of entire trip locally in android? trip can be very long i.e upto 3 days solved What should I use (sqlite or Shared preferences) to store lat-lng of entire trip locally in android? trip can be very long i.e upto 3 days
So you really have two options. The first, and most likely to be accurate, is to ask the user through their browser via javascript, what their location is. HTML5 allows you to do this through geolocation: https://developer.mozilla.org/en-US/docs/Web/API/Geolocation/Using_geolocation The basics are as follows: navigator.geolocation.getCurrentPosition(function(position) { do_something(position.coords.latitude, position.coords.longitude); }); Obviously, this requires the user to agree to … Read more
I think you can refer the Location API to calculate the distance between your current location and another one. http://developer.android.com/reference/android/location/Location.html I think you can one of these methods: public static void distanceBetween (double startLatitude, double startLongitude, double endLatitude, double endLongitude, float[] results) public float distanceTo (Location dest) 1 solved Android | Java | check if … Read more
The following allows me to have a location activity run and post its results as strings in to a globally accessible form which then allows me to use in the format of creating a context aware URL through another activity… As you can see the toast uses the global value which allowed me to test … Read more
Open the site and grant it access to the location, selecting “remember this decision” or whatever the option is called. Then the prompt will not appear in the future. However, it might be a better idea to write an app for this. 10 solved Javascript or PHP to get location and send it to me? … Read more
Keep your GeoFire Locations separate from everything with a key to reference the other additional data e.g. user info or post info. As mixing static and dynamic data would not be the most efficient way of storing the data. See my data structure and query here: Retrieving Keys From GeoFire within Radius in Swift 3 … Read more
You are calling public double getLatitude() from your GPS class, however the _location variable is not initialized hence you get the NullPointerException. Prior calling getLatitude() try calling the public Location getLastKnownLocation() from your GPS class. This call will initialize the _location variable. 0 solved Android Null object reference on location [duplicate]
The javadoc for onCreate(savedInstanceState) states: savedInstanceState Bundle: If the activity is being re-initialized after previously being shut down then this Bundle contains the data it most recently supplied in onSaveInstanceState(Bundle). Note: Otherwise it is null. You are getting an NPE when you call savedInstanceState.getString, with a message that tells you that savedInstanceState. Solution: modify your … Read more
Getting the user location is a browser feature that most modern browsers support. However, you still need to test for the ability to get the location in your code. if (navigator.geolocation) { // test for presence of location feature navigator.geolocation.getCurrentPosition(function(position) { initialLocation = new google.maps.LatLng(position.coords.latitude,position.coords.longitude); map.setCenter(initialLocation); }, function() { console.log(‘user denied request for position’); }); … Read more
This is kind of a complex question for being only one sentence. But I’ll give it a go: You need to have an app itself. When a user downloads the app, you need to get the user’s location. You then need to upload the user’s location to a server. Likely, you’d do something like a … Read more
Wow. Im an idiot. Code in question works perfectly. I just was using the wrong table name and column names for the SELECT Hope this is useful to future people who need help. 1 solved Haversine Fomula with MySQL get nearby locations [closed]
Have you try LocationManager class in android. This class allow user to request location by gps and network provider both. FusedLocationProvider is latest android api to get location 0 solved Location tracking system without using internet in android