Gateway Of Information Technology: August 2015

Monday, August 24, 2015

While Loop in Different Forms

Predict the output of the following codes:

1. int i=0;
while(i<10)
{
JOptionPane.showMessageDialog(rootPane,"hello");

}

2. int i=110;
while(i<10)
{
JOptionPane.showMessageDialog(rootPane,"hello");
}

3. int i=0;
while(i<10);
{
JOptionPane.showMessageDialog(rootPane,"hello");
i=i+1;
}

4. int i=0;
while(i<10)
{
JOptionPane.showMessageDialog(rootPane,"hello");
i++;
}

5. int i=0;
while(i<10)
{
JOptionPane.showMessageDialog(rootPane,"hello");
i--;
}

6. int i=0;
while(i==10)
{
JOptionPane.showMessageDialog(rootPane,"hello");
}

7. while(i<10)
{
JOptionPane.showMessageDialog(rootPane,"hello");
}

8. int i=0;
while(i<10)
{
JOptionPane.showMessage Dialog(rootPane. "hello");
}

9. int i=0;
while(i<10)
{
JOptionPane.showMessageDialog(rootPane,"hello");
i=10;
}

10. int i=0;
while(i<10)
{
JOptionPane.showMessageDialog(rootPane,"hello");
i=i+1;
i=i-1;
}

11.

while(1)
{
JOptionPane.showMessageDialog(rootPane,"hello");
}

Thursday, August 20, 2015

String Function in JAVA

Wednesday, August 19, 2015

Sample HTML Code

In this HTML code we are learning how to write the tags like

H1 to H6 (Heading)
HR (Horizontal Tag)
B (Bold tag)
U (Underline Tag>
I (Italic tag)
Font (font tag)
Font tag Attributes like FACE, SIZE, COLOR
CENTER (Center tag)
BR (Line Break)

Sample Code of HTML tags

<html>

<head><title>Lets Learn HTML</title></head>

<h1>Heading</h1>

<hr>

Horizontal Rule

<hr>

This is sample BOLD

This is sample UNDERLINE

This is sample ITALIC

This is sample FONT FACE

This is sample FONT SIZE

This is sample FONT COLOR

This is sample SUB SCRIPT: Loge

This is sample SUPER SCRIPT:X2

This is sample

This is sample

</center>

</body>

</html>

OUTPUT:

Tuesday, August 18, 2015

How to write an if construct in java

User Interface:

Code written on the event of Check age Button:

int age;

age=Integer.parseInt(jTextField1.getText());

if(age<=0)

{

jLabel2.setText("ERROR");

}

else

{

if(age>0 && age<=50 )

{

jLabel2.setText("Young Age");

}

else

{

jLabel2.setText("Old Age");

}