java

Convert Integer to String in Java

Converting an Integer to a String in Java is very easy. In this post, we will learn to convert an Integer to a String in two ways: Using String.valueOf() The syntax of String.valueOf() method is given below: The String.valueOf() method … Read More

Difference Between int and Integer in Java

In this post, we will learn the difference between int and Integer in Java. In layman’s terms, int is a primitive data type in Java, while Integer is a wrapper class which is a wrapper type that wraps the int … Read More

String class in Java

The String class in Java is a fundamental class in the Java Standard Library. It is one of the most widely used classes in the Java programming language. It represents a sequence of characters and provides a number of methods … Read More

Convert List to Comma Separated String in Java

In this post, we will learn to convert a List of String to a comma separated String in Java. To convert a List of String to comma separated string in Java, we can use the join() method from the String … Read More

How to generate a Random number in Java?

Generating random numbers in Java is a common task that is often used in a variety of applications, such as games, simulations, and data processing. Fortunately, Java provides several convenient ways to generate random numbers. Using Math.random() method One way … Read More

Boolean Data Type in Java

In the world of programming, a boolean is a data type that can only have two values either true or false. This simple data type is an essential building block for creating complex logic and flow control in our code. … Read More

Serializable Interface in Java

In Java, the Serializable interface in Java is a marker interface that indicates that a class can be serialized. Serialization is the process of converting an object’s state into a byte stream. Which can then be transmitted over a network … Read More

Command Line Arguments in Java

Command line arguments allow users to pass additional information to a program at runtime. In Java, these arguments are passed as an array of strings to the main method of a class. For example, consider the following program that prints … Read More

A Brief History Of Java

Overview Java is a programming language that has had a major impact on the world of technology. From its humble beginnings in the mid-1990s to its current status as one of the most widely used programming languages, Java has come … Read More