Recent posts under tag java

+3 votes

1 answer

How do you prevent for creating another instance of Singleton using reflection?

posted May 12, 2015 by Karthick.c

+3 votes

1 answer

What is lazy and early loading of Singleton and how will you implement it?

posted May 12, 2015 by Karthick.c

0 votes

1 answer

Error: java.lang.NullPointerException. Found when running jar file but its fine when running in IDE eclipse, Why?

posted May 10, 2015 by Sudhakar Singh

+1 vote

0 answers

Why shall one create interface why not abstract class in Java?

posted May 9, 2015 by anonymous

+1 vote

1 answer

What are the differences between wait() and sleep() methods in java?

posted May 8, 2015 by anonymous

+2 votes

0 answers

Can we lock class in java, If yes then how?

posted May 6, 2015 by anonymous

+1 vote

1 answer

XML to News E-Edition PDF

posted May 6, 2015 by anonymous

+1 vote

1 answer

Can some tell me how to install the simple way to install java and jdk in fedora 21 64bit?

posted May 6, 2015 by Deepak Dasgupta

+1 vote

1 answer

How to find longest palindrome in a String. Please explain and share some sample code in Java/C?

posted May 5, 2015 by anonymous

+3 votes

0 answers

Can we control data distribution and load balancing in Hadoop Cluster?

posted May 3, 2015 by Sudhakar Singh

+3 votes

2 answers

Can we override constructor in Java? If yes then how, if no then why?

posted May 2, 2015 by anonymous

+3 votes

1 answer

How to get the location detail of a IP Address in Java or PHP?

posted May 2, 2015 by Salil Agrawal

+2 votes

1 answer

How do you prevent for creating another instance of Singleton using clone() method?

posted Apr 30, 2015 by Roshni

+2 votes

1 answer

What is double checked locking in Singleton?

posted Apr 30, 2015 by Roshni

+1 vote

1 answer

Why Enum Singleton are better in Java Explain with example?

posted Apr 30, 2015 by Roshni

0 votes

1 answer

Singleton pattern from Java Development Kit explain with example?

posted Apr 30, 2015 by Roshni

+1 vote

0 answers

How to debug jsp and javascript files in eclipse?

posted Apr 29, 2015 by anonymous

+3 votes

1 answer

In a parent child relationship which constructor fires first ?

posted Apr 28, 2015 by Merry

+1 vote

1 answer

Difference between volatile and atomic variable in Java?

posted Apr 28, 2015 by Joy Nelson

+2 votes

1 answer

Give example program for Java Singleton – Thread safe Singleton in Java using Enum?

posted Apr 28, 2015 by Joy Nelson

+1 vote

1 answer

Give example program for Java Singleton - Thread Safe Singleton using Static field Initialization?

posted Apr 28, 2015 by Joy Nelson

+3 votes

0 answers

Why we need a static block in Java? What is its purpose and what are its advantage and disadvantages?

posted Apr 24, 2015 by anonymous

+4 votes

1 answer

What are few multi-threading best practices which one should follow while programming in Java?

posted Apr 23, 2015 by Shyam

+1 vote

1 answer

What is fork() and join() method in context of Java and what the difference between them?

posted Apr 23, 2015 by Shyam

+1 vote

1 answer

How do you force start a Thread in Java?

posted Apr 23, 2015 by Shyam

0 votes

Integration Engineer at Thomson Reuters

posted Apr 22, 2015 by anonymous

+2 votes

0 answers

Java: How to simulate K Stacks in a single array (We can use only arrays if additional data structures are required)?

posted Apr 21, 2015 by anonymous

+2 votes

1 answer

Java method which will take input as a string and return a string with char count?

posted Apr 19, 2015 by anonymous

+1 vote

1 answer

What is the difference between object-oriented and service-oriented programming?

posted Apr 18, 2015 by Amit Kumar Pandey

+1 vote

1 answer

In Java, are constructors inherited? Can a subclass call the parent's class constructor? If yes, when?

posted Apr 17, 2015 by anonymous

+3 votes

1 answer

How to code using fork-join framework?

posted Apr 17, 2015 by Dominic

+1 vote

1 answer

How fork join comes in existence?

posted Apr 17, 2015 by Dominic

+1 vote

1 answer

What is fork Join framework in Java?

posted Apr 17, 2015 by Dominic

0 votes

Software Engineer at Thomson Reuters

posted Apr 16, 2015 by anonymous

+1 vote

2 answers

Does Java support multiple inheritance, why or why not?

posted Apr 16, 2015 by anonymous

+1 vote

1 answer

What are the Data Types supported by Java ? What is Autoboxing and Unboxing ?

posted Apr 16, 2015 by anonymous

+1 vote

1 answer

Can we run mapreduce job from eclipse IDE on fully distributed mode hadoop cluster?

posted Apr 10, 2015 by Sudhakar Singh

+1 vote

1 answer

Example of Thread Sleep method in Java?

posted Apr 10, 2015 by Roshni

+1 vote

1 answer

Difference between Wait and Sleep , Yield in Java ?

posted Apr 10, 2015 by Roshni

+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

0 answers

What are the disadvantages of using Static method in a Java class? Will it create OutOfMemory Error?

posted Apr 6, 2015 by anonymous

+1 vote

0 answers

How to implement Google authentication in JSP and Servlets web application.

posted Apr 5, 2015 by anonymous

+3 votes

1 answer

Can abstract class have constructors in Java?

posted Apr 5, 2015 by anonymous

+2 votes

1 answer

What is ReadWrite Lock? Does ConcurrentHashMap uses ReadWrite Lock?

posted Apr 3, 2015 by Shyam

+2 votes

1 answer

How to make an Object Immutable in Java? Why should you make an Object Immutable?

posted Apr 3, 2015 by Shyam

+1 vote

2 answers

Why String is Final in Java?

posted Apr 3, 2015 by Shyam

0 votes

0 answers

What is REST Webservises Who's using REST Webservices and Who's using SOAP Webservices and Why?

posted Apr 3, 2015 by Amit Kumar Pandey

+2 votes

0 answers

How to configure Youtube API in Android player ?

posted Apr 1, 2015 by Durai

+2 votes

0 answers

Java: Scenario where I should use writeReplace() method with serialization?

posted Mar 31, 2015 by anonymous

+2 votes

1 answer

How thread works in android?

posted Mar 30, 2015 by Nagaraj