Difference between final and effectively final ? Why is effectively final even required ?

0 Answers  

---

if two references are having same hash codes,is that means those are refering to same object?

5 Answers   CTS,

---

What are wrapper classes in java?

0 Answers  

---

To what value is a variable of the Boolean type automatically initialized?

3 Answers  

---

Why sleep()is in Thread and wait() in Object class? Why can't I have both in one class or vice versa?

1 Answers  

---

---

How do you access command-line arguments within the code?

0 Answers   Flextronics, Hexaware,

---

Can anonymous class have constructor?

0 Answers  

---

Write a program to reverse array in place?

0 Answers  

---

how to create multithreaded program? Explain different ways of using thread? : Java thread

0 Answers  

---

When you say String is immutable, what do you mean by that? Say I have String s = "Ness" s= s+"Technologies"; What will happen? If the value gets appended, then what is the meaning of immutable here?

5 Answers   Ness Technologies,

---

can abstract class have constructor how can you achive this ?

4 Answers   Fidelity,

---

What is the importance of main method in Java?

0 Answers  

---