Java Tutorials

Java var Keyword: Enhancing Code Readability and Flexibility

With the release of Java 10, a 'var' keyword was introduced. The 'var' keyword allows developers to declare local variables […] Continue reading »

Java Just-In-Time (JIT) Compiler Overview

Java, a widely-used programming language, is renowned for its portability and ease of development. A crucial aspect behind its popularity […] Continue reading »

Java 8 Consumer and Supplier Example

Java 8 introduced several functional interfaces in the java.util.function package to support functional programming paradigms. Among these interfaces, Consumer and […] Continue reading »

How to count total number of class objects created in Java

This example will help you to understand how to count the total number of class objects created in Java. 1. […] Continue reading »

Remove All Special Character from String in Java

In Java, to remove all special character form a given string, we can use the replaceAll(String regex, String replacement) method […] Continue reading »

Java 8 Predicate vs Function: A Comparison with Examples

Java 8 introduced several new features to enhance the language’s functional programming capabilities. Among these features are Predicates and Functions, […] Continue reading »

HashSet vs TreeSet in Java

HashSet vs TreeSet in Java- A Comparison of Set Implementations: The Set interface provides an unordered collection of unique elements […] Continue reading »

Difference between ArrayList and Vector in Java

ArrayList and Vector are two commonly used classes in Java that provide dynamic arrays. They are similar in many ways […] Continue reading »

Java- Return the Squares of a Sorted Array in Sorted Order

In this Java exercise, you have an integer array sorted in non-decreasing order, and you must return an array of […] Continue reading »

Java- Convert a Degree to Clock Time

Write a Java program to convert a degree to the clock time with hour: minute format. Assume if… Degree 0 […] Continue reading »

How to schedule a Task in Java

In Java to run/execute a task periodically or at some interval, we can use the TimerTask class from its java.util […] Continue reading »

1 2 3 4 5 11