Pages

▼

Scenarios in which Serialization cannot happen

›
What are the special cases in which serialization cannot happen? -> There are following scenarios in which serialization cannot happen: a...

java prevent sql injection - using PreparedStatement

›
PreparedStatement is the best way to prevent sql injection in java, rather than escaping strings.  Here's a simple example taking th...

redirect message to IO stream

›
How could Java classes direct program messages to the system console, but error messages, say to a file? The class System has a variable ou...

java socket connect read string

›
Java - create socket connection to HOST:PORT and read message from there import java.io.*; import java.net.*; import java.util.*; public c...

How to serialize variables selectively

›
In a Java class, one has 10 variables. One wants to serialize only 3 variables,how can this be achieved? ->Make variables as ' trans...

maximize a JFrame window in java

›
How to Maximize a JFrame : JFrame myFrame = new JFrame(); myFrame.setVisible(true); myFrame.setExtendedState(myFrame.getExte...
1 comment:

The usage of Java packages.

›
Explain the usage of Java packages. A. This is a way to organize files when a project consists of multiple modules. It also helps resol...

Java: difference between private, protected, and public?

›
These keywords are for allowing privileges to components such as java methods and variables. Public : accessible to all classes Private : ...

java show window JFrame JDialog always on top

›
We have to use this feature of java.awt.Window : Window.alwaysOnTop(boolean); Example code : import javax.swing.JFrame; import javax.swi...

Order of catching exception in java

›
Does it matter in what order catch statements for FileNotFoundException and IOExceptipon are written? A. Yes, it does. The FileNotFoundEx...