Performance of a java application, How can I improve the performance of a ...

How can I improve the performance of a java application , describe the java optimization techniques?

Define when to use hashmap and when to use treemap, How do you decide when ...

How do you decide when to use HashMap and when to use TreeMap? When we want to perform deletion, insertion and locate elements in a Map then HashMap is used. Whereas TreeMa

A session facade? , Too many function invocations between the server and th...

Too many function invocations between the server and the client will lead to network overhead, tight coupling due to dependencies between the server and the client, misuse of serve

Java expression, sina+cosb+tanc

sina+cosb+tanc

Example of class diagram,

Determine about the wrapper classes, Determine about the Wrapper Classes ...

Determine about the Wrapper Classes Every primitive data type has a corresponding object (wrapper class). These wrapper classes provides extra functionality (conversion, size c

Why processing an unknown number of parameters, Why Processing An Unknown N...

Why Processing An Unknown Number Of Parameters ? Most of the time you have a fairly high-quality idea of what parameters will and won't be passed to your applet. Therefore som

Thread, what is join in java Thread

what is join in java Thread

Write a note on java beans, Question 1 Explain the data types in Java ...

Question 1 Explain the data types in Java Question 2 Write a note on StringBuffer Question 3 What is Exception? Question 4 Write a note on stream classes Questi

What is the output of the following javascript code, What is the output of ...

What is the output of the following JavaScript code? name="Ali Akbar"; document.write(name.charAt(4)) ;