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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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Exploring the Spring Security authorization bypass (CVE-2022-31692)

Exploring the Spring Security authorization bypass (CVE-2022-31692)

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5 min read
Coding standards that everyone must follow

Coding standards that everyone must follow

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3 min read
Java Fuzzing with Jazzer compared to Symflower

Java Fuzzing with Jazzer compared to Symflower

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8 min read
Spring Boot 3 JPA + Auth + JWT

Spring Boot 3 JPA + Auth + JWT

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How to work with different versions of Java

How to work with different versions of Java

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A Short Story of an App

A Short Story of an App

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6 min read
Is Java "pass-by-reference" or "pass-by-value" ?

Is Java "pass-by-reference" or "pass-by-value" ?

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Debugging Program Control Flow

Debugging Program Control Flow

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6 min read
Unsafe deserialization vulnerability in SnakeYaml (CVE-2022-1471)

Unsafe deserialization vulnerability in SnakeYaml (CVE-2022-1471)

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5 min read
What is reflection in Java and why is it useful ?

What is reflection in Java and why is it useful ?

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1 min read
Monitoring SQL Server Agent Jobs with Spring Batch

Monitoring SQL Server Agent Jobs with Spring Batch

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4 min read
AWS Lambda SnapStart - Part 2 Measuring Java 11 Lambda cold starts with Micronaut framework

AWS Lambda SnapStart - Part 2 Measuring Java 11 Lambda cold starts with Micronaut framework

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5 min read
Real-Time Forex, CFD and Crypto WebSocket with Java

Real-Time Forex, CFD and Crypto WebSocket with Java

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5 min read
Consultas de criterios ou "criteria" usando o metamodelo

Consultas de criterios ou "criteria" usando o metamodelo

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2 min read
Objectos Weekly #004: Type annotations, canonical names and inner classes

Objectos Weekly #004: Type annotations, canonical names and inner classes

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5 min read
Caching Repetitive UDF Access to Request Scope Using Argument Stringified+Hashed Key

Caching Repetitive UDF Access to Request Scope Using Argument Stringified+Hashed Key

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Data structures 101: How to use stacks and queues in Java

Data structures 101: How to use stacks and queues in Java

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12 min read
Debug Like a Senior Developer

Debug Like a Senior Developer

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6 min read
How YOU can build a Web API in Java and Spring boot

How YOU can build a Web API in Java and Spring boot

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7 min read
How to improve third-party libraries with Kotlin extensions

How to improve third-party libraries with Kotlin extensions

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7 min read
Java - Convert PDF to PDF/A or PDF/A to PDF

Java - Convert PDF to PDF/A or PDF/A to PDF

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Java - How to Add, Extract, or Delete Attachments in PDF

Java - How to Add, Extract, or Delete Attachments in PDF

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Java serialization with Avro

Java serialization with Avro

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10 min read
AWS Lambda SnapStart - Part 1 Initial measuring of Java 11 Lambda cold starts

AWS Lambda SnapStart - Part 1 Initial measuring of Java 11 Lambda cold starts

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Spring Boot — Power of Value Objects

Spring Boot — Power of Value Objects

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How to break your HashMap in less than a minute

How to break your HashMap in less than a minute

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Top 10 Best Java YouTubers

Top 10 Best Java YouTubers

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3 min read
Using Sass in your JavaFX project

Using Sass in your JavaFX project

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3 min read
Entry-3: Display Image with Intent (React-native)

Entry-3: Display Image with Intent (React-native)

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Advent of Code: Day 2

Advent of Code: Day 2

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Advent of Code: Day 1

Advent of Code: Day 1

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Spring Boot + Quartz Scheduler in Cluster mode

Spring Boot + Quartz Scheduler in Cluster mode

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Make Multiple Requests to your Server | JMeter

Make Multiple Requests to your Server | JMeter

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MongoDB sequences (auto-increment) - The Java Way

MongoDB sequences (auto-increment) - The Java Way

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2 min read
Entry-2: ByteArray conversion (React-native)

Entry-2: ByteArray conversion (React-native)

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1 min read
Open-source tool enables fuzz testing in JUnit

Open-source tool enables fuzz testing in JUnit

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6 min read
Java - Add or Remove Watermarks in PowerPoint

Java - Add or Remove Watermarks in PowerPoint

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4 min read
How does HashMap work in Java?

How does HashMap work in Java?

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Adding Unit Testing to OpenSSG

Adding Unit Testing to OpenSSG

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2 min read
OW #003: A type annotation curiosity, the qualified superclass constructor invocation and more

OW #003: A type annotation curiosity, the qualified superclass constructor invocation and more

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5 min read
Deploy a Documentation Website for a Java Library Using GitHub Actions

Deploy a Documentation Website for a Java Library Using GitHub Actions

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9 min read
JUnit: Cómo ejecutar un test N iteraciones

JUnit: Cómo ejecutar un test N iteraciones

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2 min read
Beginner's guide to running Elasticsearch and Kibana v8+ Locally (macOS/Linux and Windows)

Beginner's guide to running Elasticsearch and Kibana v8+ Locally (macOS/Linux and Windows)

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Introduction to Java!

Introduction to Java!

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Web Scraping With Java

Web Scraping With Java

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Java Efetivo Essencial - Composição

Java Efetivo Essencial - Composição

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OOPS Basics and Why do we need this?

OOPS Basics and Why do we need this?

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HTML To PDF JAVA Conversion (Without Losing Formatting)

HTML To PDF JAVA Conversion (Without Losing Formatting)

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How to use Java Records

How to use Java Records

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QuestDB 6.6 - Dynamic Commits

QuestDB 6.6 - Dynamic Commits

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Migrating a Spring Boot application to Quarkus

Migrating a Spring Boot application to Quarkus

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16 min read
How to Secure a Spring Rest Service using Spring Aspect

How to Secure a Spring Rest Service using Spring Aspect

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O mito do "Java é Difícil" e as melhorias da linguagem

O mito do "Java é Difícil" e as melhorias da linguagem

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Day 61: Understanding JMX and its architecture (Management Level)

Day 61: Understanding JMX and its architecture (Management Level)

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🗞️ We have just released our JBang! catalog 🛍️

🗞️ We have just released our JBang! catalog 🛍️

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LWO #002: Annotations are just modifiers, array access curiosity, faux code generators and more

LWO #002: Annotations are just modifiers, array access curiosity, faux code generators and more

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5 min read
Software Devs, What Tools You Can't Do Without?

Software Devs, What Tools You Can't Do Without?

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Prevent reinitialization of React tooltip component to prevent API calls

Prevent reinitialization of React tooltip component to prevent API calls

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2 min read
How to Build Java Edge Detection Application to Scan and Normalize Documents

How to Build Java Edge Detection Application to Scan and Normalize Documents

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13 min read
The Reactor Pattern in NodeJS

The Reactor Pattern in NodeJS

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3 min read
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