Java 8 – Supplier Functional Interface
In this article, we will discuss pre-defined Functional Interface in Java 1.8 version which performs some operation (processing) and returns value after processing but doesn’t Read More
Category: Java
Java 8 – Consumer Functional Interface
In this article, we will discuss pre-defined Functional Interface in Java 1.8 version for performing operation (processing) based on input argument but it won’t return Read More
Java 8 – Function Functional Interface
In this article, we will discuss highly used pre-defined Functional Interface in Java 1.8 version for performing operation based on input argument and returning results Read More
Java 8 – Predicate Functional Interface
In this article, we will discuss one of the widely used pre-defined Functional Interface in Java 1.8 version for conditional checks i.e.; Predicate Functional Interface Read More
Java 8 – Pre-defined Functional interface
In this article, we will discuss pre-defined Functional interface in Java 1.8 version. There are around 40 pre-defined Funtional Interface in Java 1.8 version under Read More
Java 8 – default and static methods
In this article, we will discuss default and static methods that can be added to Interface from Java 1.8 version 1. Quick background about Java Read More
Java 8 – Anonymous Inner class v/s Lambda Expression
In this article, we will discuss difference between Anonymous Inner class and Lambda expression First, we will look at what is anonymous inner classes in Read More
Java 8 – Functional Interface with examples
In this article, we will discuss about new features introduced in Java 1.8 version i.e.; Functional Interface Q) What is Functional Interface ? An interface Read More
Java 8 – Lambda Expression
In this article, we will discuss one of the important feature introduced in Java 1.8 version i.e.; Lambda Expression 1. History about Lambda expression : Read More
Java – How to remove elements from LinkedList
In this article, we will discuss how to remove elements from LinkedList There are different methods available in LinkedList class for removing elements as listed Read More
Java 8 – How to sort HashSet ?
In this article, we will discuss how to sort HashSet in Java 8. Already, in one of the earlier article we discussed about HashSet Sorting in Read More
Java – How to check whether 2 strings are Anagrams or Not
In this article, we will discuss and execute simple program to check whether 2 Strings are Anagrams or not Anagrams: Anagrams means 2 different strings Read More
Java – How to check whether HashMap is empty or not ?
In this article, we will discuss and understand with a program to check whether HashMap is empty or not ? In earlier article, we have Read More
Java – Conversion of ArrayList to Arrays in 2 ways
In this article, we will discuss how to convert ArrayList to Arrays in different ways Conversion of ArrayList to Arrays[] : Using toArrays() method Using traditional Read More
Java – How to uppercase every duplicate character in String ?
In this article, we will discuss steps and execution program to uppercase all duplicate characters/occurrences in a given String Uppercase duplicate characters in a String : Steps: Initially, create Read More
Java – Remove duplicate characters from String
In this article, we will discuss steps and execution program to delete/remove all duplicate characters/occurrences from given String Remove duplicate characters from String: Steps: Create Read More
Java – How to sort LinkedHashMap by its Values ?
In this article, we will discuss how to convert ordered LinkedHashMap into Sorted TreeMap by its Values With the introduction of Java 8 APIs, sorting LinkedHashMap become easy and more Read More
Java – How to sort LinkedHashMap by its Keys ?
In this article, we will discuss how to convert ordered LinkedHashMap into Sorted TreeMap by its Keys With the introduction of Java 8 APIs, sorting LinkedHashMap become easy and more Read More
Java – How to sort LinkedHashSet contents ?
In this article, we will discuss how to sort contents of LinkedHashSet Key points about LinkedList: LinkedHashSet maintains insertion-order It uses doubly-linked list and hash table to store element/objects Different ways to Read More
Java – 5 ways to iterate through TreeMap
In this article, we will discuss various ways to iterate through TreeMap. We will list down various Map implementation classes and their key property like element/objects storing-order 1. Read More