Java8

In this article we’ll take a look at lambda expressions — the powerhouse behind Java’s functional programming! Format of Lambda Expressions The syntax of lambda expressions is very intuitive, easy to understand and apply. A lambda expression is made up of: input parameters arrow operator expression/statements block So it’s general format is like this: …

Let’s understand how to group objects wisely Java streams came into picture with JDK 1.8 release. I have already talked about this topic here: https://blog.devgenius.io/stream-api-in-java-8d30a52345ec Actually, nowadays we cannot ignore collections and streams when we are working with Java. They saves our lives a lot. Among the streams APIs available…

What is API? In simple terms, API is the peace of software application part injected into another application, API through communicating app each other. What is Soap:- Soap stand (Simple object access protocol). soap's own protocol and a bit more complex it defines more standards than REST things like security…

Before getting into Java 10 feature. Don’t we have any similar features in previous versions of Java? The answer is yes. We do have Type Inference in java 8 lambda expressions. We can write lambda expressions with out specifying the type. …

An Easy Way To Know How Much A Pattern Has Been Repeating! — Have you experienced typing out a String and wondering how you could compress it into even smaller chunks using a compression algorithm that uses a Binary Search Tree or anything else that requires you to find patterns? Or maybe you just got bored and wondered: How Many Times Have I…

An Easier Way To Create Regular Expressions! — Have you experienced trying out a custom-made Pattern / Regex and wondering if it would work at all? Or maybe you just got bored and wondered: Is There An Easier Way To Do This? — Probably You Just 2 mins. Ago Coding Non-stop… Well then, I’ve got a utility just…

This is the third blog in the Java 8 series. In the previous blog, we learned about the Functional Interface introduced in Java 8 and how it works. The Functional Interface is one of the most important concepts of Java 8, which actually powers lambda expressions. …

Lambdas and Functional Interfaces were introduced in Java 8 as a way to add a flavor of Functional Programming to the Java language. This meant that functions and lambdas (aka code) could also be treated as variables apart from data. Therefore, just like data, code; whether anonymous (read lambda expressions)…

Hello readers, In this article, I'm sharing a way by which we can find occurrences of each character in a string that are duplicate. 1. We will use chars() the method of String returns us surrogate code point of each character in String 2 Using mapToObj we will map…