Hello friends I am new I have been following a video but at the moment of coloring the lines to show my database does not do anything.
I HAVE ALREADY BEEN ABLE TO ADD SUCCESSFULLY
THE METHOD DOES NOT WORK showClassroom DevelopersBD
WHICH...
my problem is that when trying to use the method "FirebaseDatabase" in a fragment, Android studio does not solve it.
I am new to this, I wanted to know if someone can help me.
Fragment
import android.os.Bundle;
import android.support.v...
I'm making an application where groups of Radio Buttons are generated whose names and values depends on a json. But, I have a detail, if for example 3 groups of radio buttons are generated with 3 options each, what I want is to know that radio b...
I have a service that handles the bluetooth connection and I have to keep it alive in the background so I start it with starService. my question would be if I can link the service through its onBind method since I need to interact with one of th...
Context: I am trying to consume an API, from where I recover data from clients and with them I intend to create a ListView.
It should be noted that I have already verified that the data is received.
Customer class:
public class Cliente {...
My question comes because I need to create a custom notification with a rating bar with stars. From what I read the RatingBar widget does not have the @ RemoteView so that it can be rendered by notification.
Is there any way to create a cust...
I have an application with several fragments, when I slide the screen horizontally they appear and each one has a background color, I want that when one is in focus, that a text appears (Toast), can this be?
I'm making an app that uses audio, and I need to include a service so that when the app is exited, it will still work like the players. But it turns out that it only brings me the audio list but when I click it it sends me a message that says "D...
I'm uploading an image with retrofit.
The problem is that Huawei does not work well and falls. Apparently it does not locate the path of the file.
This is the upload code.
final UtlLoading cargarFoto = new UtlLoading(this, "Cargando f...