bug fix

src/main/java/com/qadeer/web/dao/StudentDao.java

@@ -16,8 +16,6 @@ public class StudentDao {
             ps.setInt(3,e.getAge());
             status=ps.executeUpdate();
 
-            con.close();
-            con.isClosed()
         }catch(Exception ex){ex.getMessage();}
 
         return status;

src/main/java/com/qadeer/web/dao/UtilityDao.java

@@ -7,9 +7,6 @@ public class UtilityDao {
 
     public static Connection getConnection(){
         Connection con=null;
-        if(Connection.){
-
-        }
         try{
             Class.forName("com.mysql.cj.jdbc.Driver");
             con= DriverManager.getConnection("jdbc:mysql://localhost:3306/mydb","root","root1234"); //