Best practices to avoid NullPointerException in Java

In this tutorial, we will discuss the best practices to avoid or handle NullPointerException in Java. NullPointerException generally threw when […]

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Struts 2 If, ElseIf and Else Tag Example

On this page we are going to show how to check condition on JSP page using Struts 2 If, ElseIf […] Continue reading »

Struts 2 and Hibernate Integration Example- XML based

In this Struts 2 tutorial, we will show you how to integrate the Struts 2 application with Hibernate and save […] Continue reading »

How to add and remove attribute in jQuery

This example will show you how to add and remove the attribute in HTML/JSP pages using jQuery. To perform the above […] Continue reading »

Struts 2 CRUD Example using jQuery Ajax and JDBC

On this page, we will create a simple Struts2 CRUD operation using jQuery ajax. The ajax() method is used to […] Continue reading »

Definition, Functions and Types of Enzymes

About Enzyme An enzyme is a biocatalyst synthesizes by a living cell. An enzyme is a protein in nature except […] Continue reading »

Struts 2 CRUD Example using jQuery JSON and JDBC

This Struts 2 tutorial will show you how to create CRUD operation using jQuery. jQuery provides getJSON() method for handling […] Continue reading »

Core Java Interview Questions and Answers Part 5

Q: What is a static block? A: It is used to initialize the static data member, It is executed before […] Continue reading »

Core Java Interview Questions and Answers Part 4

Q: What is an Interface? A: An interface is a collection of abstract methods. A class implements an interface, thereby […] Continue reading »

Core Java Interview Questions and Answers Part 3

Q: What is finalize() method? A: It is possible to define a method that will be called just before an […] Continue reading »

Core Java Interview Questions and Answers Part 2

Q: What kind of variables a class can consist of? A: A class consist of Local variable, instance variables and […] Continue reading »

Introduction and Uses of Diastase Enzyme

Diastase has come from the Greek word diastatis that means separation. Diastase is an enzyme that is present in malt, it […] Continue reading »

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