Difference between interfaces and abstract classes in Java

9 years ago

This is very common question in core java interview for entry level programmer so let's discuss some important point of…

hashCode() and equals() methods in Java

9 years ago

In java hashCode() and equals() methods have been defined in Object class which is parent class for java objects that…

Why main() in java is declared as public static void main?

9 years ago

In java main() method is special method, it is entry point for launching core java application not like servlet and…

What is Marker interface in java?

9 years ago

Marker Interface in java is an interface with no fields or methods. It is used to instruct to the JVM…

Java pass by reference or pass by value

9 years ago

Java is pass by value and not pass by reference i.e. Java copies and passes the reference by value, not…

Difference Between get() and load() Methods in Hibernate

9 years ago

In hibernate session there are two methods for retrieving object from database one is get() and other load() method. These…

Difference Between Merge And Update Methods In Hibernate

9 years ago

As we know that update() and merge() methods in hibernate are used to convert the object which is in detached…

Difference between ServletConfig and ServletContext in Java Servlet

9 years ago

Difference between ServletConfig and ServletContext in Java Servlet is popular question in java interview. Let see following are differences. No.…

Difference between save vs persist methods in Hibernate

9 years ago

Whenever we are using ORM like Hibernate, there are two from many others methods save() and persist() using to save…

Spring Mobile Tutorial

9 years ago

In this Spring Mobile tutorial we will discuss about how to spring work into web environment to detecting device. Table…