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Java

More than just a cup of coffee, Java is a high-level, class-based, object-oriented programming language that is designed to have as few implementation dependencies as possible.

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Writing Keycloak extensions: Key concepts and anti-patterns

Writing Keycloak extensions: Key concepts and anti-patterns

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5 min read
Security, Cloud with JWT and WebFlux

Security, Cloud with JWT and WebFlux

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4 min read
Using GitHub Actions to Build a Java Project With Pull Request Coverage Commenting and Coverage Badges

Using GitHub Actions to Build a Java Project With Pull Request Coverage Commenting and Coverage Badges

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8 min read
Localised notifications with Firebase cloud messaging (FCM)

Localised notifications with Firebase cloud messaging (FCM)

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2 min read
About Spring Boot Native Images

About Spring Boot Native Images

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1 min read
Java - Add or Remove Cell Borders in Excel

Java - Add or Remove Cell Borders in Excel

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4 min read
How to Restrict Editing on Word Documents in Java

How to Restrict Editing on Word Documents in Java

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4 min read
Estruturas de controle em Kotlin

Estruturas de controle em Kotlin

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5 min read
Apache Commons Text CVE-2022-42889 Fix for JMeter

Apache Commons Text CVE-2022-42889 Fix for JMeter

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6 min read
Day 59: Understanding Proxy and Dynamic Proxy in Java

Day 59: Understanding Proxy and Dynamic Proxy in Java

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5 min read
[TIL] A better response to post request (Spring Boot)

[TIL] A better response to post request (Spring Boot)

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1 min read
GraphQL in Java EE Application

GraphQL in Java EE Application

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1 min read
DTO as a record

DTO as a record

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1 min read
open source project

open source project

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1 min read
Find the Duplicate Number

Find the Duplicate Number

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2 min read
In-depth look: the Java try-with-resources statement

In-depth look: the Java try-with-resources statement

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15 min read
How to Compile a Quarkus Project Natively using Docker Builder

How to Compile a Quarkus Project Natively using Docker Builder

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1 min read
The Flag Parameter Anti-Pattern

The Flag Parameter Anti-Pattern

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3 min read
How Code formatter implemented in Turtle Graphics

How Code formatter implemented in Turtle Graphics

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4 min read
Unzip files in S3 with Java

Unzip files in S3 with Java

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4 min read
Setting up Junit 5 Parallel Test Execution With Maven

Setting up Junit 5 Parallel Test Execution With Maven

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5 min read
Why and How is Java Platform Independent?

Why and How is Java Platform Independent?

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4 min read
Deploying Java Artifacts to Multiple Maven Repositories with GitHub Actions

Deploying Java Artifacts to Multiple Maven Repositories with GitHub Actions

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7 min read
Build a Java Backend that Connects with Salesforce

Build a Java Backend that Connects with Salesforce

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6 min read
Binary Search: Recursive and Iterative method

Binary Search: Recursive and Iterative method

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1 min read
Java: Display Simple Arrays

Java: Display Simple Arrays

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3 min read
How to install the Java JDK on Linux (Debian and Ubuntu)

How to install the Java JDK on Linux (Debian and Ubuntu)

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1 min read
API Mocking: Essential and Redundant

API Mocking: Essential and Redundant

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5 min read
How to Configure Multitenancy in Keycloak with Spring API Gateway Integration

How to Configure Multitenancy in Keycloak with Spring API Gateway Integration

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3 min read
Introdução ao Kotlin

Introdução ao Kotlin

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6 min read
How to Build Java Applications Today #69

How to Build Java Applications Today #69

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10 min read
Java Serialization with Protocol Buffers

Java Serialization with Protocol Buffers

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8 min read
Conhecendo a classe LinkedList do Java

Conhecendo a classe LinkedList do Java

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7 min read
How to create SBOMs in Java with Maven and Gradle

How to create SBOMs in Java with Maven and Gradle

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8 min read
How to create a Keycloak plugin

How to create a Keycloak plugin

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22 min read
Create WebJar with Gradle and GitHub Packages

Create WebJar with Gradle and GitHub Packages

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4 min read
Anatomy of a Microservice - Components and Structure

Anatomy of a Microservice - Components and Structure

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3 min read
Personal Thoughts: Java Used To Intimidate Me But Not Anymore

Personal Thoughts: Java Used To Intimidate Me But Not Anymore

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3 min read
How behave 'Scanner', 'nextInt()', and 'nextLine()'?

How behave 'Scanner', 'nextInt()', and 'nextLine()'?

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2 min read
A Talk About Java Serialization and Deserialization

A Talk About Java Serialization and Deserialization

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6 min read
Why I love IntelliJ's database window

Why I love IntelliJ's database window

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2 min read
Apache Spark with java

Apache Spark with java

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5 min read
JPA Repository - find by multiple Columns

JPA Repository - find by multiple Columns

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11 min read
How to implement a hash table in Java (Part 4)

How to implement a hash table in Java (Part 4)

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17 min read
Best practices for multi-module projects with Spring Boot

Best practices for multi-module projects with Spring Boot

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4 min read
Lissajous curve Java

Lissajous curve Java

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2 min read
Adding Full Markdown Support and Sidebar Menu to My OpenSSG

Adding Full Markdown Support and Sidebar Menu to My OpenSSG

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2 min read
Utilização da Classe ArrayList do Java para Manipulação de Vetores

Utilização da Classe ArrayList do Java para Manipulação de Vetores

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7 min read
The check of the Rhino JavaScript engine or how the unicorn met the rhino

The check of the Rhino JavaScript engine or how the unicorn met the rhino

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23 min read
Spring Boot Thymeleaf CRUD example

Spring Boot Thymeleaf CRUD example

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4 min read
How to Patch the Deprecated set-output in GitHub Workflows and in Container Actions

How to Patch the Deprecated set-output in GitHub Workflows and in Container Actions

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11 min read
Dependency injection and unit testing

Dependency injection and unit testing

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4 min read
Are we There Yet? When do we Move to GraalVM?

Are we There Yet? When do we Move to GraalVM?

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5 min read
Deploy jhipster monolithic (angular + spring boot) at fly.io for FREE

Deploy jhipster monolithic (angular + spring boot) at fly.io for FREE

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7 min read
Kafka consumer rebalancing - impact on Kafka Streams consumers performances

Kafka consumer rebalancing - impact on Kafka Streams consumers performances

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13 min read
Numeric Overflow management in C#, Java, JavaScript and Python

Numeric Overflow management in C#, Java, JavaScript and Python

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3 min read
🔁 Build & deliver static docs w. Quarkus/Reodcly on GitHub Pages 📘

🔁 Build & deliver static docs w. Quarkus/Reodcly on GitHub Pages 📘

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1 min read
Breve história do Kotlin

Breve história do Kotlin

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3 min read
Inter-Microservice Communication with OpenFeign using AWS AppMesh

Inter-Microservice Communication with OpenFeign using AWS AppMesh

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3 min read
Spring Method Level Security with Amazon Cognito and JWT Token

Spring Method Level Security with Amazon Cognito and JWT Token

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3 min read
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