GarudaPixel.com – Hi everyone, I am Angga Risky and in this video, we are gonna learn how to validate the username to prevent the duplication.
Still, we are using Adobe Xd and Android Studio and we need to use Java programming language with SharedPreferences to validate the username from Firebase database into the mobile app.
We will use the latest project, so make sure that you were downloaded the project in the link below:
Missing some videos? Check here (Playlist of this App):
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