I really do not know how to catalog the error, I installed the Android Studio for the first time on this computer and I get this error (Image), I really do not know why, I was supposed to do a normal installation.
At the end of the desc...
I have the following query in php:
$SQL_select="SELECT SUM(TIMESTAMPDIFF(minute, reserva_estacionamiento.hora_reserva,reserva_estacionamiento.hora_salida) * estacionamiento.tarifa) as resultado
FROM reserva_estacionamiento inner join estaciona...
The problem that occurs to me is that I have a class called Localizacion in which I implement LocationListener with their respective methods onLocationChanged , onProviderDisabled , onProviderEnabled and onSta...
W/2.0 getFeed > response.raw() =>: Response{protocol=http/1.1, code=200, message=OK, url=http://web.com/api/api/entry/providers/2}
W/2.0 getFeed > body =>: []
Json
correctly shows me the information in the url that has been plac...
I am obliged to put all the code given that I can not find a solution to this, and I have already seen several questions with the same subject, but not even that way.
PUT and DELETE do not walk me.
I have these classes on Android
-RetrofiC...
They ask me to build a pyramid with the sign '%' with threads, as requests I am asked to enter the number of signs to show and it should appear in this way consecutively:
a. You must request how many lines the pyramid wants.
b. When you...
I am working an Android application that has:
Bottom Navigation
Firebase
Fragments
RecyclerView
In a fragment I make a firebase query in real time and with the data full a recyclerView, at first everything works fine but I click again on the opt...
What happens is that I see the cell phone interface, but I can not visualize what is written, why will it be?
If they are fixed, it has texts (textView), but what is written is not displayed.
Hello, I was developing an app to learn how bluetooth devices work and create a simple, one button to activate startDiscovery (); and save 3 attempts, when it starts looking for another when it finishes searching and another when it finds a devi...
good morning
I'm on android 8 Oreo and I need my service to always run in the foreground; so far it is not destroyed, since I execute it with startForegroundService along with a Notification of IMPORTANCE_HIGH within the first...