Posts by Victor Piovani • 55 points
4 posts
-
1
votes2
answers284
viewsQ: Screen to configure Mysql connection
I am currently using the following code to run connections with my DB public class ConexaoDAO { public Connection getConexao() { try { return…
-
0
votes2
answers232
viewsQ: problem with java.lang.Nullpointerexception
Well, I’m trying to popular a Jtable with database data, but I have always found the same java.lang.Nullpointerexception Exception. It should work as follows: user clicks the update button and the…
-
1
votes0
answers249
viewsQ: How to upload/transfer files with java?
I’m trying to make a program that controls the information of students in a school. One of the functions of this program is to archive scanned student documents, but it’s precisely in this part that…
javaasked Victor Piovani 55 -
2
votes2
answers1429
viewsQ: Problems with mysqli_result as array
I’m trying to make the page display the documents sent by the user, but always returns me the same error Fatal error: Cannot use Object of type mysqli_result as array in >C: wamp64 www…