Recent posts under tag core java

+1 vote

Working with Java StringBuilder Class

posted Dec 13, 2017 by Gn Guruswamy

0 votes

Working with String Class

posted Dec 11, 2017 by Frank Lee

+2 votes

Java Modifiers

posted Aug 19, 2017 by Rameshwar Singh

+2 votes

2 answers

What is the difference between poll() and remove() method of Queue interface?

posted Feb 15, 2016 by Karthick.c

0 votes

1 answer

What is the role of JDBC DriverManager class?

posted Jan 13, 2016 by Karthick.c

0 votes

1 answer

What is the difference between Statement and PreparedStatement interface?

posted Jan 13, 2016 by Karthick.c

+1 vote

3 answers

What happens when the following program is compiled and run.

posted Jan 12, 2016 by Kavana Gowda

+2 votes

2 answers

Compiled and run this code and give the output of the snippet.

posted Jan 12, 2016 by Divya Shree

+1 vote

2 answers

What gets printed when the following program is compiled and run?

posted Jan 12, 2016 by Divya Shree

+3 votes

0 answers

Which jdbc driver class is used by ojdbc14.jar and jconn-7.0 jar?

posted Jan 4, 2016 by Chinmoy Padhi

+1 vote

1 answer

Is it possible to know, which scheduling does JVM uses to schedule a Thread?

posted Aug 10, 2015 by Prakash Singh

+3 votes

1 answer

What is the default value of an object reference declared as an instance variable?

posted Jul 15, 2015 by Karthick.c

+3 votes

0 answers

When to use Thread class and When to use Runnable interface in order to create a thread??

posted Jun 27, 2015 by Prakash Singh

0 votes

1 answer

Upgrade of legacy system from old Java version (1.3/1.4) to latest Java 8?

posted May 15, 2015 by Vikalp Kumar

+2 votes

1 answer

How to access value of variable in Driver class which has been declared and modified inside Mapper class?

posted May 12, 2015 by Sudhakar Singh

+2 votes

1 answer

What is Session facade in EJB?

posted Feb 1, 2015 by Amit Kumar Pandey

+2 votes

1 answer

Is threading is possible in EJB?

posted Feb 1, 2015 by Amit Kumar Pandey

+3 votes

1 answer

What is EJB in Java? What are the different types of EJB?

posted Feb 1, 2015 by Amit Kumar Pandey

+1 vote

1 answer

What is the use of Join method in Java?

posted Dec 15, 2014 by Dominic

+2 votes

1 answer

Java: Which way a developer should use for creating thread, i.e. Sub classing Thread or implementing Runnable.

posted Dec 15, 2014 by Dominic

+2 votes

1 answer

What are the different ways of creating thread in Java?

posted Dec 15, 2014 by Dominic

+1 vote

1 answer

What is Thread Life cycle in Java please explain?

posted Dec 15, 2014 by Dominic

+2 votes

1 answer

Java: After locking of first thread how other thread are accessing the list?

posted Dec 11, 2014 by Narayana Manohar