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  1. rowlanda38

    Apps Reading firebase android studio

    i have a database on firbase that i can dd to using an app ive cretedin java on android studio,, the items child is the user uid and then each item is pushed in creating their own unique id. what i am looking to do is before adding a new item i want tocheck to see if there is an item in the...
  2. rowlanda38

    Help How do i delete items from a sqlite databse?

    I am creating a basic app where i can add customers to a database and display them on another screen, i have set up everything using recyclerview and card views to display the customers and that works fine, but im not sure how i set it up so that i can delete the customers. i have added a button...
  3. rowlanda38

    AVD issue

    Hi I'm using android studio, I'm trying to run the emulator but when it runs its just a black screen? I've tried several different avd set ups but same.problem each time, I've attached a picture of my pc set up also
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