What is ehcache in java?

720

How do I run a java program from the command line?

688

How do I enable java in firefox?

767

What is the difference between Logical Parallelism and Physical Parallelism?

3208

Is jar an executable?

650

Can optional be null?

738

What is an interceptor in java?

660

Which class is the superclass of every class?

735

Explain the reason for each keyword of public static void main(string args[])?

721

Spring framework ---Can somebody explain me in easily understandable format about AOP, IOC and DI, so that i can explain in interview rather than just telling what is available in net. I am not able to understand that also. I am new to Spring

1778

What are tags in java?

681

Describe the principles of oops.

699

Write a program for the following topic - switch case,looping using fuction calling,nesting,console input output. Aim- to print a menu:- 1-series 2-single value. Each menu having sub menu armstrong or perfect.

1734

When a thread is created and started, what is its initial state?

753

What is the difference between java se and java ee?

628