Interfaces funcionales en Java
Introducción
Una interfaz funcional es una interfaz que tiene un único método abstracto o Single Abstract Method (SAM), aunque también puede tener métodos default o estáticos con implem...
Spring Boot 3.4 application on AWS Lambda- Part 7 GraalVM Native Image with AWS Serverless Java Container
Introduction
In the article series Spring Boot 3 application on AWS Lambda we already introduced how to develop the application using Lambda Custom Runtime with GraalVM Native Image based in ...
converting default method to program in string
1.small to capital
⛶package String_start;
public class small_caps {
public static void main(String[] args) {
String name = "neelakandan";
for (int i = 0; i < name.length(); i...
𝗨𝗻𝗹𝗼𝗰𝗸𝗶𝗻𝗴 𝗖𝗼𝗱𝗲 𝗜𝗻𝘁𝗲𝗴𝗿𝗶𝘁𝘆: 𝗧𝗵𝗲 𝗣𝗼𝘄𝗲𝗿 𝗼𝗳 𝗙𝗶𝗻𝗮𝗹 𝗠𝗲𝘁𝗵𝗼𝗱𝘀 𝗶𝗻 𝗝𝗮𝘃𝗮
As a Java developer, ensuring code reliability and security is paramount. One effective tool in our arsenal is the 𝗳𝗶𝗻𝗮𝗹 keyword, particularly when applied to methods. By declaring a me...
Exploring the MintMe.com Coin Java Client: Revolutionizing Blockchain Funding and Community Innovation
The blockchain world is abuzz not only with high-profile projects but also with hidden gems that offer innovative solutions. One such project is the MintMe.com Coin Java Client. Despite its lesser-kno...
Exploring the Callisto Network Java SDK: Open Source Innovation Meets Blockchain
In today’s rapidly evolving blockchain landscape, developers constantly seek tools that not only simplify integration but also offer robust security and transparency. One such tool is the Callisto N...
Unlocking the Power of Blockchain Data with the Hedera Mirror Node Java Client
In today’s era of rapid blockchain innovation, understanding how data moves and is processed is crucial. The Hedera Mirror Node Java Client stands out as an innovative tool empowering developers to ...
5.4 Conhecendo melhor o Comparator.comparing
1 Implementação do Método comparing
O método comparing pertence à interface Comparator.
Ele utiliza generics para definir seus tipos de entrada e saída.
public static > Comparator
comparing(...
5.5 Ordenando por pontos e o autoboxing
1 Ordenação por Pontos em Vez de Nome
Para ordenar usuários pela quantidade de pontos, basta alterar o lambda passado:
usuarios.sort(Comparator.comparing(u -> u.getPontos()));
Esse código pode ...
6 Method References
1 Expressões Lambda e Redução do Código
Lambdas simplificam o uso de callbacks e interfaces funcionais, como ActionListener.
O termo callback se refere a uma função que é passada como argumento...