Posts by joaoazevedo • 29 points
6 posts
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answer279
viewsQ: java:7: error: invalid method declaration; Return type required
Name of the complete error: Cliente.java:7: error: invalid method declaration; return type required public cliente() { ^ Code I used: import java.net.Socket; public class Cliente extends…
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answer49
viewsQ: Why doesn’t my button event start in Swing?
import javax.swing.JFrame; import javax.swing.JButton; import javax.swing.JLabel; import java.awt.event.ActionEvent; public class main{ public static void main(String[] args){ JFrame frame = new…
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answer139
viewsQ: Exception in thread "main" java.awt.Illegalcomponentstateexception: The frame is Decorated
Guys I came back, I started studying AWT I made a simple program that just opened a window with a green background, but I try to create an event to the program window close and is giving the title…
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answer40
viewsQ: error: ")" expected } <
Guys, I’m trying to make a program that by clicking the confirm button, open another Jframe, but keeps giving the error error: ")" expected } ^ and error "teladelogin.java:48: error: class,…
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answer53
viewsQ: how do I use Actionlisten? I need an example to better understand
Guys, in a previous question I had asked a question about actionListen, but I wanted to ask an example, could someone give me an example, I created this simple code q shows a Jbutton in Swing,…
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answer544
viewsQ: What’s the Actionlistener for?
I’m starting to study Java. Can someone explain to me, in detail, in the most complete and simple way possible, what good is the method actionListener java (da lib swing). 'Cause I’m having a little…