This tutorial will teach you how to make Registation form using Java and Mysql Step by step. First we have to check whether the phone no is exists or not in database. i have created the function ifMobileExist . i have attached code below. Connection con; PreparedStatement pst; private boolean ifMobileExist(String mobileno) { try { String mobile = txtmobile.getText(); Class.forName("com.mysql.jdbc.Driver"); …

This JDBC will teach you how to do basic database functions that are CREATE RETIEVE UPDATE and DELETE using Mysql Database. The INSERT, SELECT, UPDATE and DELETE statements can be used in any database system, because this is support by all relational database systems.the crud operations in java is very useful for your future projects. We will learn how to …

This tutorial will teach you how to make a Cash Issue System using Java Step by Step. First Select the textfield right click-> AddEvent Handler-> key-> keyRelased public void keyReleased(KeyEvent e) { double a = Double.parseDouble(txt1000.getText()) * 1000; txttot1000.setText(String.valueOf(a)); } Do each textfield same thing like above. After that Paste the Code inside the ok button.inorder to calculate and get …

This tutorial will teach you how to make a Retirement date Calculating System Step by Step. Paste the Code inside the Ok button SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd"); String issuedate = df.format(jdate.getDate()); Calendar c = Calendar.getInstance(); txtjdate.setText(df.format(c.getTime())); c.add(Calendar.YEAR, 40); txtrdate.setText(df.format(c.getTime())); I have attached the video tutorial below it will help you  to do this  step by step.  

This tutorial will teach you how to Insert the records using OOP step by step. Step 1 Create the 3 Private Variables  private String name=""; private String address=""; private String phone=""; Step 2 Generate the Get and Set Methods of variables public void setname(String name) { this.name=name; } public String getname() { return name; } public void setaddress(String address) { …

This JDBC will teach you how to do the search in Eclipse using Mysql Database. First Step :  Establish the database connection in order to connect java and mysql. i attached the code below. Connection con; PreparedStatement pst; public void Connect() { try { Class.forName("com.mysql.jdbc.Driver"); con = DriverManager.getConnection("jdbc:mysql://localhost/bill", "root",""); } catch (ClassNotFoundException ex) { ex.printStackTrace(); } catch (SQLException ex) { …

This tutorial will teach you How to Find the Machine Name of Computer using Java. Paste the Code inside the Find Button private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) { String hostname; try { InetAddress address; address = InetAddress.getLocalHost(); hostname = address.getHostName(); JOptionPane.showMessageDialog(this, hostname); } catch (Exception ex) { } } i have attached the video link below. which will do this tutorials …

This tutorial will teach you Advanced Employee Salary Calculation System Using Java step by step. Paste the code inside the cal button double empname,sal,etf,epf,etfamount,epfamount,gsal,allow,nsal; private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) { sal = Double.parseDouble(txtsal.getText()); if(chketf.isSelected()== true) { etfamount = sal * 10/100; } if(chketf.isSelected()== true) { epfamount = sal * 5/100; } txtetf.setText(String.valueOf(etfamount)); txtepf.setText(String.valueOf(epfamount)); gsal = sal - (etfamount + epfamount); txtgsal.setText(String.valueOf(gsal)); …

This tutorial will teach you how to make a Progress Bar in Java step by step. Paste the code inside the Main method of the progrmming Loading a  Progress Bar. import java.util.logging.Level; import java.util.logging.Logger; public class Progress extends javax.swing.JFrame { public Progress() { initComponents(); } public static void main(String args[]) { Progress p = new Progress(); java.awt.EventQueue.invokeLater(new Runnable() { public …

This tutorial will teach you how to make make a Currency Converter Using Java step by step. Paste the below the code inside the convert button. private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) { Double tot; Double amount = Double.parseDouble(txtamount.getText()); if(txtfrom.getSelectedItem().toString() == "USD" && txtto.getSelectedItem().toString() == "Srilankan Rupees") { tot = amount * 179.50; JOptionPane.showMessageDialog(this, "Your Amount will be " + tot.toString()); } …