Posts by Alberto • 21 points

• 0

  votes

  1

  answer

  37

  views

  A: Android app opens and soon stops working

  I believe that in this line Cliente cliente =new Cliente(URLCMD+"STATUS"); valSensores=cliente.getValSensores(); <----- decodificaLeitura(valSensores); statusConexao="CONECTADO"; the program…

  java android

  answered 6 years ago Alberto 21

• 2

  votes

  2

  answers

  1117

  views

  Q: Check if a value exists in the Firebase Realtime Database

  I have a database with this structure: what happens is that when creating a new user, I need to check if there is no longer a registered equal nickname, but I am not able to do this. Here’s the code…

  java android database firebase realtime-database

  asked 6 years ago Alberto 21