Java Serialization: Can Static Values Be Serialized?

In Java, static values cannot be serialized directly. Serialization is the process of converting an object into a byte stream…

hibernate.cfg.xml location in maven project

[solved] hibernate.cfg.xml location in maven project

Hello guys, In this article, I will describe where you will keep the hibernate.cfg.xml file in your project directory. It’s…

java.lang.NoClassDefFoundError

How can I solve “java.lang.NoClassDefFoundError”

Hello guys, today we will show a common error while working on java based projects. This error is “java.lang.NoClassDefFoundError“. We…

web.xml File Location in Dynamic WebApp in Eclipse IDE

Hello friends, Sometimes when we are working with webapp in Eclipse, may not create the web.xml file by default. As…

How to Handle Error in Web.xml for Java Web Applications

Hello friends, Today I will show you how to handle the error or display customized error messages in JSP and…

How to send redirect from Java Servlet

Hello friends, Today I am going to show you how to send redirect from Java Servlet. In this example, we…

How to display a list of objects in JSP through Servlet

Hello friends, Today I am going to show you how to display a list of objects using JSP and servlet.…

How to show data from MySQL database using JSP and Servlet

Hello friends, Today I am going to show you how to display data from the MySQL database using JSP and…

How to insert data in MySQL database using JSP and Servlet

Hello friends, Today I am going to show you how to insert data in the MySQL database using JSP and…

How to Build a Web Scraper in Java

Hello, Today we are going to build a web scraper. Although All of you know the term, I just want…

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Java pass by reference

Is java pass by reference? The answer is NO. Java is always pass-by-value. Today we will learn java pass by reference and java pass…

Java Interview Question for beginners

Java null pointer exception

Today we will learn, What is a NullPointerException, and how do I fix it? So, let’s start: What is NullPointException…

What is a serialVersionUID and why should I use it?

Serialization Serialization allows to convert an object to a stream, for sending that object over the network OR Save to file…

How to handle null pointer exception in Java

NullPointException NullPointException is a RunTimeException. NullPointException is thrown when the value of a reference variable or object is null. How…

How to handle IOException in Java

IOException In Java, IOException is one of the most common Exceptions when the program operates between input and output.IOException is used for input…