Posts by Ygor Fraga • 39 points
5 posts
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answer953
viewsQ: Why isn’t the menu showing?
I’m taking an online course and the menu part is not working in my Android Studio. First, I deleted the Contents who came, left only what is Activity in the Layout. About the code: The App starts in…
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answers871
viewsQ: "java.lang.Nullpointerexception" error in Java
Good afternoon, I have an error on line 17 of main. I have a "Student" object and another "POO1" object. I have written the following code: Aluno aluno = new Aluno (); Avaliacao poo1 =…
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votes1
answer65
viewsQ: Problem with Struct Research
In my code, I can enter and delete normally, but in the searches it does not print, what could be the problem? I thought it would work the way I did. I’m doing the 'if' correctly? struct fichacarro…
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votes2
answers279
viewsQ: Problem with Struct and Function in C
Good evening, I’m having a problem with the code I’m doing. I don’t know if I’m deleting the values correctly (and replacing them with the next one). The error is appearing in the replacement by the…
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votes1
answer160
viewsQ: Question about row in C
Can someone analyze my code and see what might be wrong?. It’s a simulation exercise I got to do in college. Error: Code runs, but loops. Which while has a problem? Code: #include <stdio.h>…