Here we will see how to prevent inheritance in C++. The concept of preventing inheritance is known as the final class. In Java or C#, we can use final classes. In C++ there are no such direct ways. Here we will see how to simulate the final class in C++. ... Read More

In C++ the structure and class are basically the same. But there are some minor differences. These differences are like below. The class members are private by default, but members of structures are public. Let us see these two codes to see the differences. Example Code for Class Here is ... Read More

The B-tree is a generalization of a binary search tree in that a node can have more than two children. It is basically a self-balancing tree data structure that maintains sorted data and allows sequential access, searches, insertions, and deletions in logarithmic time. Here is a C++ program to implement ... Read More

In C++, a private destructor is a destructor that is declared within a private access specifier, which means that the destructor cannot be accessed or called directly outside the class, which is useful for design patterns where the user wants to control how and when an object will destroy. Syntax ... Read More

In this article, we will learn how to create a Java program that arranges buttons in three vertical columns with an equal number of buttons using GridLayout. The GridLayout class allows us to arrange components in a grid format, which makes it ideal for creating a uniform layout of buttons. ... Read More

In this article, we will learn to set the preferred size for a panel within a JFrame using the BoxLayout manager in Java Swing. By setting the preferred and maximum size for the panel, we can control the layout’s appearance, ensuring that the panel maintains a consistent size as other ... Read More

In this program, we will create a JTable and change the background color of its rows. A JTable is used to display data in a tabular format, and by adjusting its properties, we can modify its appearance. The goal of this program is to set a custom background color for ... Read More

A Json array is an ordered collection of values that are enclosed in square brackets i.e. it begins with ‘[’ and ends with ‘]’. The values in the arrays are separated by ‘, ’ (comma).Sample JSON array{    "books": [ Java, JavaFX, Hbase, Cassandra, WebGL, JOGL] }The json-simple is a ... Read More

High-level Data Link Control (HDLC) is a group of communication protocols of the data link layer for transmitting data between network points or nodes. Since it is a data link protocol, data is organized into frames. A frame is transmitted via the network to the destination that verifies its successful ... Read More

A pure virtual function is a virtual function in C++ for which we need not to write any function definition and only we have to declare it. It is declared by assigning 0 in the declaration. An abstract class is a class in C++ which have at least one pure ... Read More