Chapter 02 section 01 and 02 updated.

Author: liuyubobobo

02-Java-Swing-Basics/01-About-Java-GUI/src/Main.java

@@ -6,7 +6,7 @@ public class Main {
     public static void main(String[] args) {
 
         EventQueue.invokeLater(() -> {
-            JFrame frame = new JFrame();
+            JFrame frame = new JFrame("Welcome");
             frame.setSize(500, 500);
             frame.setResizable(false);
             frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

02-Java-Swing-Basics/02-Your-First-JFrame/src/Main.java

@@ -6,8 +6,8 @@ public class Main {
     public static void main(String[] args) {
 
         EventQueue.invokeLater(() -> {
+            // AlgoFrame frame = new AlgoFrame("Welcome", 500, 500);
             AlgoFrame frame = new AlgoFrame("Welcome");
-            //AlgoFrame frame = new AlgoFrame("Welcome",300,300);
         });
     }
 }