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String Class repeat() Method in Java with Examples

Last Updated: 28 January 2021

The string can be repeated N number of times, and we can generate a new string that has repetitions. repeat() method is used to return String whose value is the concatenat ...read more

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Method References in Java with examples

Last Updated: 24 February 2022

Functional Interfaces in Java and Lambda Function are prerequisites required in order to grasp grip over method references in Java. As we all know that a method is a colle ...read more

How to convert a Stream into a Map in Java

Last Updated: 21 June 2020

Introduced in Java 8, the Stream API is used to process collections of objects. A stream is a sequence of objects that supports various methods which can be pipelined to p ...read more

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MetaSpace in Java 8 with Examples

Last Updated: 30 September 2021

In every programming language, memory is a vital resource and is also scarce in nature. Hence it’s essential that the memory is managed thoroughly without any leaks. In th...read more

Last Updated: 03 March 2023

Java is one of the most popular and widely used programming language and platform. A platform is an environment that helps to develop and run programs written in any progr...read more

Pattern compile(String) method in Java with Examples

Last Updated: 03 April 2023

The compile(String) method of the Pattern class in Java is used to create a pattern from the regular expression passed as parameter to method. Whenever you need to match a ...read more

Introduction to Spring Framework

Last Updated: 22 April 2023

IntroductionPrior to the advent of Enterprise Java Beans (EJB), Java developers needed to use JavaBeans to create Web applications. Although JavaBeans helped in the develo...read more

Remove an Element at Specific Index from an Array in Java

Last Updated: 19 April 2023

Given an array of a fixed length. The task is to remove an element at a specific index from the array.Examples:Input: arr[] = { 1, 2, 3, 4, 5 }, index = 2Output: arr[] = { ...read more

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Compare Dates in Java

Last Updated: 12 December 2022

The Date class represents a specific instant in time, with millisecond precision. The Date class of java.util package implements Serializable, Cloneable and Comparable int ...read more

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Initializing a List in Java

Last Updated: 11 January 2023

The Java.util.List is a child interface of Collection. It is an ordered collection of objects in which duplicate values can be stored. Since List preserves the insertion o...read more

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Supplier Interface in Java with Examples

Last Updated: 08 October 2018

The Supplier Interface is a part of the java.util.function package which has been introduced since Java 8, to implement functional programming in Java. It represents a fun ...read more

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Function Interface in Java with Examples

Last Updated: 06 March 2023

The Function Interface is a part of the java.util.function package which has been introduced since Java 8, to implement functional programming in Java. It represents a fun ...read more

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Java 8 | Consumer Interface in Java with Examples

Last Updated: 17 September 2021

The Consumer Interface is a part of the java.util.function package which has been introduced since Java 8, to implement functional programming in Java. It represents a fun ...read more

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Traverse Through a HashMap in Java

Last Updated: 19 July 2022

HashMap stores the data in (Key, Value) pairs, and you can access them by an index of another type. HashMap class implements Map interface which allows us to store key. ha...read more

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Lambda Expression in Java

Last Updated: 22 September 2023

In Java, Lambda expressions basically express instances of functional interfaces (An interface with a single abstract method is called a functional interface). Lambda Expr...read more

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