#java Development Tutorials & Tips | Roast Dev

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6.6 Referenciando construtores

Uso de method reference com construtores:Assim como métodos estáticos, podemos referenciar construtores usando new: ⛶Usuario rodrigo = Usuario::new; // ERRO!Esse código não compila porque Usuari...

15.03.2025 0 Read More

6.7 Outros tipos de referências

Referência a métodos sobrescritos da classe mãe:Podemos usar super::metodo para referenciar métodos herdados, como: ⛶super::toString;Referência a métodos estáticos:Podemos atribuir um método...

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High-Performance Java Caching: Techniques for Faster Applications

As a best-selling author, I invite you to explore my books on Amazon. Don't forget to follow me on Medium and show your support. Thank you! Your support means the world! Java lightweight caching is ...

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Using LiveReload with Spring boot devtools.

Background Spring boot is a versatile framework to develop web applications. During development time, iteration of code change is a common thing. It is a plus point to see the effect of the c...

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Desafio do LeetCode: Validação de Sequência de Parênteses

Introdução Neste artigo, vou apresentar a implementação de um desafio simples de validação de caracteres de texto em Java. Se você não me conhece, meu nome é Henrique Otogami e seja ...

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Prime Numbers Till N!

Written Code!! ⛶import java.util.Scanner; public class Main{ public static int is_prime(int num){ if(num<=0){ return 0; } if(num==1){ return 0;...

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Domain Driven Design

DDD is a software design approach that prioritizes the business domain at the core of development. Coined by Eric Evans in his book Domain-Driven Design: Tackling Complexity in the Heart of Software, ...

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Role-Based Authentication in Node.js with Express.js and MongoDB

IntroductionRole-Based Authentication (RBA) is a method to control access based on user roles (e.g., Admin, User, Manager). This tutorial will guide you through implementing RBA in a Node.js applicati...

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Data structure: Implement Type safe, Generic, Double-ended Queue.

Today we will implement a Double-ended queue in Java. We will use generics so that our queue can work with any datatypes, like Integer, Double, String, Cars, Trucks, Cats, Dogs, etc... :)The source co...

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Why SimpleDateFormat throws java.lang.NumberFormatException

Introduction Recently, while fixing a DEFECT at work, I encountered a perplexing issue in the PREF environment. This defect never appeared during normal operations but consistently surfaced d...

16.03.2025 0 Read More

6.6 Referenciando construtores

6.7 Outros tipos de referências

High-Performance Java Caching: Techniques for Faster Applications

Using LiveReload with Spring boot devtools.

Desafio do LeetCode: Validação de Sequência de Parênteses

Prime Numbers Till N!

Domain Driven Design

Role-Based Authentication in Node.js with Express.js and MongoDB

Data structure: Implement Type safe, Generic, Double-ended Queue.

Why SimpleDateFormat throws java.lang.NumberFormatException

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