In my previous article, I have explained how to use try-catch-final in java,  in this article I am going…

  In this article, I am going to explain to you how to write custom exception class or user-defined exception, the…

In this article, I am going to cover how to log error messages, here I am using log4j logging framework,…

  In my previous article, I have explained about java try-catch block, in this article, I am going to cover…

  In my previous article, I have explained about exception handling, in this article, I am going to explain to you…

  What happens when the program or software throws several errors or not responding to end user while using software which…

  In Java, the strings are immutable which means once you create a String object you can not change it,…

  The Java string is an array of zero or more Unicode characters which are stored in the heap memory,…

  In Java you can create string object in two ways, you can use either string literal approach or using new…

  What is a class? A class is a blueprint or template or prototype using which you can create any…