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Category: Java

Java

Convert an object to byte in Java

Posted onMarch 17, 2022January 3, 2023

In this tutorial, you will learn how to convert an object to byte in Java. More like this: Get System Date and Time in Java …

Java

Convert String to Integer in Java

Posted onFebruary 26, 2022February 26, 2022

In this article, you will learn how to convert a string to an integer In Java. A string should be parsable in order for the …

Java

Get System Date and Time in Java

Posted onSeptember 24, 2021September 24, 2021

Below is a simple Java program to return the data and time of the current system that this code runs on. More like this: How …

Java

Get the Average of Two Numbers in Java

Posted onMay 27, 2021May 27, 2021

Getting the Average of two numbers in Java is easy. Below is the function that calculates the average of two double numbers that are passed …

Java

How to Get Operating System Name using Java

Posted onMay 13, 2021August 17, 2021

In this article, you will learn how to get the operating system’s name that a java program runs on. It’s a reasonably easy code that …

Java

Copy File Content to Another Using Java

Posted onMay 13, 2021May 13, 2021

In this article, you will learn how to copy a file content to another file. In general, copying files’ content to another file is something …

Java

Examples of ArrayList in Java

Posted onFebruary 10, 2021June 7, 2021

In this tutorial, you will learn how to create an array using ArrayList in Java. To get started we need to add the following namespace: …

Java

Print Prime Numbers from 1 to N in Java

Posted onDecember 6, 2020April 24, 2021

In this code sample, you will learn how to print prime numbers from 1 to N using java. The program will read the N value, …

Java

Program to get yesterday’s date in Java

Posted onNovember 25, 2020July 29, 2021

In this Java program, you will learn how to retrieve yesterday’s date, then print it out to the console. The concept is easy; get today’s …

Java

Get IP address, computer name and MAC address using Java

Posted onNovember 24, 2020April 27, 2021

In this code snippet, you will learn how to get an IP Address, computer name, and MAC address in a Windows OS environment using Java. …

Java

Remove vowels from a string using Java

Posted onNovember 18, 2020April 8, 2021

Below is a Java program that removes all vowels from a given string. A user is prompted to enter a string. The program will eliminate …

Java

Swapping 2 numbers using Java

Posted onNovember 16, 2020April 7, 2021

This Java example will swap the first variable’s value into the second variable and the second variable’s value into the first variable. Swape two numbers …

Java

Get ASCII value for a character in Java

Posted onNovember 10, 2020November 10, 2020

In this code snippet, you will learn how to get the ASCII value of a character in Java. ASCII code values in Java The concept …

Java

Convert hexadecimal string to decimal integer in Java

Posted onNovember 5, 2020November 5, 2020

The program below converts a hexadecimal value to its equivalent in integer. It uses the Integer.parseInt() function to convert from hexadecimal, which is included in …

Java

An overview of multithreading in Java

Posted onSeptember 3, 2020June 7, 2021

When an operating system starts a program, it creates a new process; it is essentially a currently running program. Every process is given one Thread …

Java

An overview of Input/Output operation in Java (IO)

Posted onAugust 21, 2020June 7, 2021

Streams link is established to a physical layer by a java I/O system to perform input and output operations. Streams are a continuous flow of …

Java

File Handling in Java

Posted onJuly 17, 2020July 18, 2021

Java offers all the basic functionalities in file handling, such as: Create Read Write Delete Before you begin with any of the file handling operations, …

Java

Polymorphism in Java

Posted onJuly 13, 2020August 18, 2021

Now, in both the subclasses, the “material” method will be used, and with polymorphism, it is possible to use the same method “material” of parent …

Java

Introduction to Java Applets for Beginners

Posted onJuly 13, 2020June 7, 2021

In Java, Applets is a program that can run on a Web Page. Applet runs in a browser, and it can be embedded in the …

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