Most answered questions under tag java

+1 vote

2 answers

Does Java support multiple inheritance, why or why not?

posted Apr 16, 2015 by anonymous

+2 votes

2 answers

What is difference between calling wait() and sleep() method in Java multi-threading?

posted Apr 10, 2015 by Roshni

+1 vote

2 answers

Why String is Final in Java?

posted Apr 3, 2015 by Shyam

+4 votes

2 answers

how to retrieve headers in Servlet?Get all Request Headers in Servlet with example?

posted Mar 12, 2015 by Roshni

+2 votes

2 answers

What is HTTP Tunneling ?

posted Feb 19, 2015 by Shyam

+3 votes

2 answers

What is the structure of the HTTP response ?

posted Feb 13, 2015 by Dominic

+2 votes

2 answers

Spring: What is advantages of Spring MVC over Struts MVC?

posted Feb 9, 2015 by Kali Mishra

+4 votes

2 answers

What is the difference between interceptor and filters in context of Java?

posted Feb 5, 2015 by anonymous

+4 votes

2 answers

What is meant by a Web Application ?

posted Feb 4, 2015 by Shyam

+3 votes

2 answers

How does a servlet communicate with a JSP page?

posted Jan 31, 2015 by Amit Kumar Pandey

+2 votes

2 answers

What is the difference between GenericServlet and HttpServlet ?

posted Jan 30, 2015 by Deepan

+3 votes

2 answers

What is the difference between an Applet and a Servlet ?

posted Jan 30, 2015 by Deepan

+1 vote

2 answers

what is Jython and what are the pros and cons then switching from Python to Jython?

posted Jan 9, 2015 by Dewang Chaudhary

+1 vote

2 answers

Difference between method overloading and overriding ?

posted Jan 7, 2015 by Neeraj Mishra

+2 votes

2 answers

what is final class,final variable, final method in java?

posted Dec 29, 2014 by Shyam

+3 votes

2 answers

What is an applet ?

posted Dec 29, 2014 by Harshita

+2 votes

2 answers

Differentiate between JDK ,JRE & JVM in java?

posted Dec 11, 2014 by Joy Nelson

+1 vote

2 answers

What is the difference between final, finally and finalize methods in Java?

posted Dec 11, 2014 by Joy Nelson

+3 votes

2 answers

What is the difference between JDK and JVM ?

posted Nov 29, 2014 by Neeraj Mishra

+2 votes

2 answers

Can we have multiple public classes in a java source file ?

posted Oct 29, 2014 by anonymous

+3 votes

2 answers

Can we force Garbage Collection in Java, if yes then how?

posted Oct 22, 2014 by anonymous

+2 votes

2 answers

What is a Null Pointer Exception in Java and how can I fix it?

posted Oct 13, 2014 by anonymous

+4 votes

2 answers

Java: What is the use of intern() method present in Object class?

posted Oct 11, 2014 by anonymous

+1 vote

2 answers

What is inheritance?

posted Sep 18, 2014 by Varnita Chaudhari

+1 vote

2 answers

What is the difference between following Java declarations?

posted Sep 14, 2014 by anonymous

+1 vote

2 answers

What is the difference between abstraction and encapsulation?

posted Sep 4, 2014 by anonymous

0 votes

2 answers

How can I declare an abstract class with no abstract methods in it in Java?

posted Sep 2, 2014 by anonymous

0 votes

2 answers

How does multiple inheritance work in JAVA ?

posted Aug 22, 2014 by Ganesh

+4 votes

2 answers

Swap 2 characters in a sentence which is adjacent to white space

posted Aug 5, 2014 by Avinash Ks

+1 vote

2 answers

What is the difference between function signature and function prototype?

posted Jun 22, 2014 by Neelam

+1 vote

2 answers

Why a static method can't use non-static data?

posted Jun 12, 2014 by Swati Arora

+2 votes

2 answers

Can an unreachable object become reachable again?

posted Mar 25, 2014 by Neeraj Pandey

+1 vote

2 answers

What is Externalizable in JAVA?

posted Mar 25, 2014 by Neeraj Pandey

+2 votes

2 answers

Why wait and notify method should be called in loop in Java?

posted Mar 25, 2014 by Pushpak Chauhan

+2 votes

2 answers

What are wrapper classes?

posted Mar 18, 2014 by Ashwini Miraj

+1 vote

2 answers

How To Convert .jar File To .exe File ?

posted Mar 18, 2014 by Ashwini Miraj

+5 votes

2 answers

If we import same package/class twice. Will the JVM load the package twice at runtime?

posted Feb 16, 2014 by Prachi Agarwal

+3 votes

2 answers

What is Garbage First Collector?

posted Jan 31, 2014 by Khusboo

+2 votes

2 answers

What is the fastest way to convert a string into an integer in Java?

posted Jan 31, 2014 by Muskan

+5 votes

2 answers

How to restrict the no of user in the struts web applcation?

posted Dec 13, 2013 by Prasad

+3 votes

2 answers

what is diff between object and reference in java

posted Nov 6, 2013 by Tulasi

+1 vote

2 answers

How to update null into a column type Date in MySQL ?

posted Oct 8, 2013 by Satyabrata Mahapatra

+3 votes

2 answers

Java: Why we can declare arraylist as final and what is impact on this?

posted Oct 6, 2013 by Nagarajuk

+1 vote

2 answers

when we go for interface and Abstract class in java

posted Oct 3, 2013 by Nagarajuk

+4 votes

2 answers

How does the distributed garbage collector detect a client that disconnects?

posted Sep 29, 2013 by Vinay Shukla

+3 votes

2 answers

What is purpose of using serialVersionUID in Java?

posted Sep 23, 2013 by Manish Negi

+2 votes

2 answers

Java: What will happen if a method does not throw an checked Exception directly but calls a method that does?

posted Sep 23, 2013 by Vivek Singh

+3 votes

2 answers

How to make sure that Subclass method actually overrides the method of the superclass or parent class in Java?

posted Sep 22, 2013 by Manish Negi

+1 vote

2 answers

I would like to the list to be sorted on the basis of the employeeID of Employee class. How can I do it?

posted Sep 22, 2013 by Vivek Singh

+2 votes

2 answers

How to maintain a static object list in Java??

posted Sep 10, 2013 by Satyabrata Mahapatra