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import java.awt.event.ActionListener; import javax.swing.JFrame; //This Java Program determines the weighted average //of four test scores. //import statements for the needed packages public class Assign1 extends JFrame { //declare JLabel variables as reference to label components //declare JTextField variables as reference to input/output text boxes //declare JButton variables as reference to …

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i have two columnns start date : end date 01/01/2012:02/01/2012 02/01/2012:03/01/2012 03/01/2012:04/01/2012 how do i use the end date as my start date? the given data is only the end date.

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hi guys... my MD5 fingerprint is not working.... i used the following $ keytool -list -keystore ~/.android/debug.keystore -storepass android -keypass android and i entered it in the google map api md5 certificate but it says it is invalid.

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I am making a request form with a uniqe FORM NO. in order to recall the data faster. The FORM NO. is formated as follows, yyyyMMdd-000 the 000 will be incremented for every transaction made that's easy... but the problem is how to reset it back to 000 the following …

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How do i restrict access to other JFrame? if i open my main frame and click the add button, the user will not be able to go back to the main frame. how do i do that?

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Exception in thread "AWT-EventQueue-0" javax.persistence.PersistenceException: No Persistence provider for EntityManager named asset_monitoring_systemPU: Provider named oracle.toplink.essentials.PersistenceProvider threw unexpected exception at create EntityManagerFactory: oracle.toplink.essentials.exceptions.PersistenceUnitLoadingException Local Exception Stack: Exception [TOPLINK-30005] (Oracle TopLink Essentials - 2.0.1 (Build b09d-fcs (12/06/2007))): oracle.toplink.essentials.exceptions.PersistenceUnitLoadingException Exception Description: An exception was thrown while searching for persistence archives with ClassLoader: sun.misc.Launcher$AppClassLoader@11b86e7 …

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i am using netbeans and MySQL. i made an inventory application with a server host name "local host:3306". how do i distribute it to other computer? should i change the server host in mysql?

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I am trying to make an Inventory GUI application using MySQL and NetBeans. So far, i was able to do add,delete,search, and save using Java Desktop Application. I now have to add a SEARCH button, a notification for the quantity if it is less than 10 and a USERNAME and …

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In line 32 which is the lttr[ctr] = read.next().charAt(0); wont read all the letters that i input. it only reads the last letter that i entered. what should i do to be able to display all the letters i entered and be able to reverse there order so that they …

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package javaapplication1; import java.util.*; import java.io.*; public class GO { public static void main (String[] args) throws FileNotFoundException { Scanner inFile = new Scanner (new FileReader("grades.txt")); PrintWriter outFile = new PrintWriter ("output.txt"); int q1,q2,q3,q4,q5; double g = 0; int ctr = 0; double ave; String name; double cAve; String grade; …

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[code=java]//their is an error in my program... and i dont know what it is... //and i need to make two columns how can i do that? import java.awt.event.*; import javax.swing.*; import java.awt.*; import java.util.EventListener; public class Assign_1 extends JFrame { private JLabel quizOneL,quizTwoL,quizThreeL,quizFourL,AverageScoreL; private JTextField quizOneTF,quizTwoTF,quizThreeTF,quizFourTF,AverageScoreTF; private JButton calculateB, exitB; …

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//The Calculate and exit button does not appear every time i run the program... HELP PLEASE.... import java.awt.event.*; import javax.swing.*; import java.awt.*; public class Assign_1 extends JFrame { private static final long serialVersionUID = 1L; private JLabel quizOneL,quizTwoL,quizThreeL,quizFourL,AverageScoreL; private JTextField quizOneTF,quizTwoTF,quizThreeTF,quizFourTF,AverageScoreTF; private JTextField weightOneTF,weightTwoTF,weightThreeTF,weightFourTF; private JButton calculateB, exitB; private CalculateButtonHandler …

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