Java Resources

Filter or Criteria Design Pattern in Java: An Introduction, Example, and Key points

In the video below, we take a closer look at Filter or Criteria Design Pattern in Java with an introduction, example, and key points.

January 4, 2022

by Ram N

· 4,250 Views · 4 Likes

Log4J Does What?

Today, we'll see an example of how this vulnerability actually works. We'll cover Log4J library usage and see how basic inputs can cause potentially disastrous outcomes.

Updated January 3, 2022

by Barak Merimovich

· 18,448 Views · 26 Likes

Context Object Design Pattern in Java: Introduction and Key Points

This video tutorial introduces the concept of Java context object design pattern, including supplemental demonstrations and explanations.

January 3, 2022

by Ram N

· 4,731 Views · 4 Likes

The First Annual Recap From JPA Buddy

This article tells the history behind one of the most trending IntelliJ IDEA plugin - JPA Buddy. Also, it provides some insights about issues using JPA, Hibernate, Spring Data, etc.

January 1, 2022

by Aleksey Stukalov

· 5,963 Views · 6 Likes

Java: Object Pool Design Pattern

In this Java video tutorial, take a closer look at Object Pool Design Pattern. This tutorial includes an introduction, example, and key points.

December 31, 2021

by Ram N

· 5,676 Views · 3 Likes

Where To Use the Underscore in Java

In this post of our series “Stranger things in Java” - dedicated to Java insights, we will try to clarify the use of the underscore symbol "_" in Java programming.

December 29, 2021

by Claudio De Sio Cesari

· 6,070 Views · 8 Likes

Fighting Fragility With Property-Based Testing

In traditional unit testing, we set up our tests around edge cases. Jqwik validates against a whole range of possible inputs, making it better at catching regressions.

December 24, 2021

by Jasper Sprengers

CORE

· 4,724 Views · 1 Like

Protecting Java Application From Stealing Data and Source Code

Reviewing classical ways to steal data from Java applications and how can you protect your application from such attacks.

Updated December 23, 2021

by Dmitry Egorov

CORE

· 19,125 Views · 23 Likes

Golang - First Look at Generics

This post is part of a series where I do my best to organize my thoughts around Go: its paradigms and usability as a programming language.

December 22, 2021

by George Aristy

· 10,997 Views · 2 Likes

Java: Why a Set Can Contain Duplicate Elements

Learn why Sets and Maps can contain duplicate elements and keys and how to avoid the problem in applications with object reuse.

December 21, 2021

by Per-Åke Minborg

· 10,507 Views · 4 Likes

How to Check if a Java Project Depends on A Vulnerable Version of Log4j

If your application uses Log4j from version 2.0-alpha1 to 2.14.1, you should update to the latest version (2.16.0 at the time of writing this) as soon as possible.

December 20, 2021

by Alejandro Duarte

CORE

· 12,312 Views · 6 Likes

Importance of Learning Java for Cybersecurity

Java is one of the most-used programming languages for applications, including cybersecurity. In this post, learn why Java is important to secure web design.

December 19, 2021

by Mahipalsinh Rana

· 8,312 Views · 1 Like

Java Media Player: Web Browser-Based Approach

A simple way to build Java Media Player using web browser capabilities.

December 14, 2021

by Vladimir Ikryanov

· 7,072 Views · 5 Likes

WebFlux and Spring Data Example for Java Records

Look at the characteristics and benefits of Java records and see how to use them to develop a REST API and query a database.

December 13, 2021

by Jimena Garbarino

· 6,010 Views · 2 Likes

Java: Migrating From Java 8 to Java 17

In this article, I will highlight some extremely important features available which can be learned and implemented quickly when migrating from directly Java 8 to Java 17.

December 12, 2021

by Sameer Shukla

CORE

· 39,458 Views · 41 Likes

Visualize your Apache Kafka Streams using the Quarkus Dev UI

December 11, 2021

by Daniel Oh

CORE

· 14,547 Views · 1 Like

Circuit Breaker And Retry with Spring Cloud Resiliance4j

In this post, we'll look into how we can integrate a circuit breaker and a retry mechanism, to handle failures while making synchronous calls to another service

Updated December 9, 2021

by Amrut Prabhu

· 11,267 Views · 2 Likes

What Is a Functor? Basic Theory for Java Developers

Are you a Java developer who wants to know the theory behind Functors? Here you will find a step-by-step tutorial that will help you understand them.

Updated December 9, 2021

by Bartłomiej Żyliński

CORE

· 13,783 Views · 12 Likes

What Is a Monad? Basic Theory for a Java Developer

Are you a Java developer who wants to know the theory behind Monads? Here you will find a step-by-step tutorial that will help you understand them.

Updated December 8, 2021

by Bartłomiej Żyliński

CORE

· 44,630 Views · 23 Likes

JDK 17 - Switch Case Performance

The new switch statement is going to be very useful but if we can write our code both ways e.g., old and new, which will be preferred? Let's compare the performance of both implementations.

December 7, 2021

by Artun Kutluk

· 13,073 Views · 6 Likes

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