In October 2024, Devoxx Belgium showcased in-depth sessions on Java, testing methodologies, and AI advancements. Highlights included discussions on Spring Boot testing best practices and Retrieval …

A model set of guidelines for RESTful APIs and Events, created by Zalando - zalando/restful-api-guidelines

Software Architecture is the important aspects of a software system's internal design, usually its major components and aspects that are hard to change.

Software Architecture is the important aspects of a software system's internal design, usually its major components and aspects that are hard to change.

A comprehensive Domain-Driven Design example with problem space strategic analysis and various tactical patterns. - ddd-by-examples/library

Software Architecture Premier Presentation. Contribute to sivaprasadreddy/software-architecture-premier development by creating an account on GitHub.

A comprehensive Domain-Driven Design example with problem space strategic analysis and various tactical patterns. - ddd-by-examples/library

Software Architecture is the important aspects of a software system's internal design, usually its major components and aspects that are hard to change.

Software Architecture is the important aspects of a software system's internal design, usually its major components and aspects that are hard to change.

A comprehensive Domain-Driven Design example with problem space strategic analysis and various tactical patterns. - ddd-by-examples/library

A model set of guidelines for RESTful APIs and Events, created by Zalando - zalando/restful-api-guidelines

A model set of guidelines for RESTful APIs and Events, created by Zalando - zalando/restful-api-guidelines

A comprehensive Domain-Driven Design example with problem space strategic analysis and various tactical patterns. - ddd-by-examples/library

A comprehensive Domain-Driven Design example with problem space strategic analysis and various tactical patterns. - ddd-by-examples/library

PostgreSQL and UUID as primary key

The 2024 Java Developers Roadmap . Contribute to devoxx/JavaRoadmap development by creating an account on GitHub.

PostgreSQL and UUID as primary key

The 2024 Java Developers Roadmap . Contribute to devoxx/JavaRoadmap development by creating an account on GitHub.

After a couple of years into software development, I wanted to improve my skills by learning more about Software Architecture and Design. As you might guess, various sources suggested learning:...

An illustrated guide to explain OAuth and OpenID Connect!

After a couple of years into software development, I wanted to improve my skills by learning more about Software Architecture and Design. As you might guess, various sources suggested learning:...

After a couple of years into software development, I wanted to improve my skills by learning more about Software Architecture and Design. As you might guess, various sources suggested learning:...

In this blog, you will learn some Docker best practices mainly focussed on Spring Boot applications. You will learn these practices by applying them to a sample application. Enjoy!

A set of guidelines for designing APIs that are consistent with Google AIPs.

This article describes a framework for making architectural decisions using three building blocks: The company's own Technology Radar; Technology Standards; and Architecture Decision Records (ADRs)....

This Maven tutorial explains the core concepts in Maven (the build tool) so you are better equipped to read the official Maven documentation.

In this blog, you will learn some Docker best practices mainly focussed on Java applications. This is not only a theoretical exercise, but you will learn how to apply the best practices to your Doc…

The 2024 Java Developers Roadmap . Contribute to devoxx/JavaRoadmap development by creating an account on GitHub.

Technical Debt is a metaphor for the consequences of cruft. You either have to accept a drag on further features (paying interest) or fix the software (paying the principal)

In this blog you will learn how to monitor a Spring Boot application. You will make use of Spring Actuator, Micrometer, Prometheus and Grafana. Seems a lot of work, but this is easier as you might …

After a couple of years into software development, I wanted to improve my skills by learning more about Software Architecture and Design. As you might guess, various sources suggested learning:...

This article describes a framework for making architectural decisions using three building blocks: The company's own Technology Radar; Technology Standards; and Architecture Decision Records (ADRs)....

Clean Architecture, Onion Architecture, and Hexagonal Architecture (aka Ports-and-Adapters) have become the norm for backend system design today. Powerful influencers have promoted these architectu...

A set of guidelines for designing APIs that are consistent with Google AIPs.

Spring Boot implementation of Hexagonal Architecture to develop and test the application in isolation from external technologies.

Every developer integrates their work into mainline at least every day.

Spring Boot implementation of Hexagonal Architecture to develop and test the application in isolation from external technologies.

An illustrated guide to explain OAuth and OpenID Connect!

Clean Architecture, Onion Architecture, and Hexagonal Architecture (aka Ports-and-Adapters) have become the norm for backend system design today. Powerful influencers have promoted these architectu...

A few weeks ago, we (myself & my two friends - Tomek & Wojtek, as a part of a community called CTO Morning Coffee) hosted an online X Spaces session on Domain-Driven Design (DDD). To be clear, this...

Focusing on the creative work without being terrified of breaking the existing behavior can make software development very addictive! Good automated tests ca...

In this blog, you will learn some Docker best practices mainly focussed on Java applications. This is not only a theoretical exercise, but you will learn how to apply the best practices to your Doc…

Create your application to work without either a UI or a database so you can run automated regression-tests against the application, work when the database becomes unavailable, and link applications...

Spring Boot implementation of Hexagonal Architecture to develop and test the application in isolation from external technologies.

Every developer integrates their work into mainline at least every day.

You can use this guide to discover, understand and use the right Java logging library for your applications, like Log4j2, Logback, or java.util.logging.

A Software Bill of Materials (SBOM) is getting more and more important in the software supply chain. In this blog, you will learn what an SBOM is and how to build the SBOM in an automated way. Enjo…

Create your application to work without either a UI or a database so you can run automated regression-tests against the application, work when the database becomes unavailable, and link applications...

Create your application to work without either a UI or a database so you can run automated regression-tests against the application, work when the database becomes unavailable, and link applications...

This Maven tutorial explains the core concepts in Maven (the build tool) so you are better equipped to read the official Maven documentation.

Focusing on the creative work without being terrified of breaking the existing behavior can make software development very addictive! Good automated tests ca...

Focusing on the creative work without being terrified of breaking the existing behavior can make software development very addictive! Good automated tests ca...

Structurizr offers a code-based approach for creating and managing C4 model architecture diagrams, addressing common challenges with traditional diagramming tools. It supports easy tracking and vis…

Technical Debt is a metaphor for the consequences of cruft. You either have to accept a drag on further features (paying interest) or fix the software (paying the principal)

People argue about whether some kinds of bad code count as Technical Debt. I prefer to focus on the interest/principal decision, and recognize debt has different causes.

You can use this guide to discover, understand and use the right Java logging library for your applications, like Log4j2, Logback, or java.util.logging.

We usually perceive that it costs more to get higher quality, but software internal quality actually reduces costs.

Many developers aspire to become architects. Some of us serve currently as architects while the rest of us may hope to become one some day. We all have worke...

Create your application to work without either a UI or a database so you can run automated regression-tests against the application, work when the database becomes unavailable, and link applications...

Do you also get lost in the configuration annotations of Spring Boot and how to use them? In this blog, you will take a look at the configuration annotations, what they mean and how you can apply t…

Structurizr offers a code-based approach for creating and managing C4 model architecture diagrams, addressing common challenges with traditional diagramming tools. It supports easy tracking and vis…

Technical Debt is a metaphor for the consequences of cruft. You either have to accept a drag on further features (paying interest) or fix the software (paying the principal)

Design patterns, as name suggest, are solutions for most commonly (and frequently) occurred problems while designing a software. These patterns are mostly “evolved” rather than “discovered”. Being so...

This article describes a framework for making architectural decisions using three building blocks: The company's own Technology Radar; Technology Standards; and Architecture Decision Records (ADRs)....

A set of guidelines for designing APIs that are consistent with Google AIPs.

In this blog you will learn how to monitor a Spring Boot application. You will make use of Spring Actuator, Micrometer, Prometheus and Grafana. Seems a lot of work, but this is easier as you might …

When you pull a Docker image, you will notice that it is pulled as different layers. Also, when you create your own Docker image, several layers are created. In this post we will try to get a bette…

In this tutorial, we will learn how to use Mailpit with Spring Boot to send emails.

The docker volume feature offers a way to support persistent storage, but it comes with some gotchas regarding file system permissions.

In this blog, we are going to take a closer look at the Java 8 Streams API. We will mainly do so by means of examples. We will cover many operations and after reading this blog, you will have a ver…

In this blog you will learn how to monitor a Spring Boot application. You will make use of Spring Actuator, Micrometer, Prometheus and Grafana. Seems a lot of work, but this is easier as you might …

When you pull a Docker image, you will notice that it is pulled as different layers. Also, when you create your own Docker image, several layers are created. In this post we will try to get a bette…

Many developers aspire to become architects. Some of us serve currently as architects while the rest of us may hope to become one some day. We all have worke...

In this blog you will learn how to monitor a Spring Boot application. You will make use of Spring Actuator, Micrometer, Prometheus and Grafana. Seems a lot of work, but this is easier as you might …

When building a Spring Boot application, adding validation is crucial for input handling. By utilizing the Jakarta Bean Validation specification, along with the Hibernate Validator, you can enforce…

Do you also get lost in the configuration annotations of Spring Boot and how to use them? In this blog, you will take a look at the configuration annotations, what they mean and how you can apply t…

In this blog, you will learn some Docker best practices mainly focussed on Java applications. This is not only a theoretical exercise, but you will learn how to apply the best practices to your Doc…

You are using Docker for development and testing purposes but did not yet take the step to use it in production? Then read on, because in this blog post we will take a look at how you can ensure th…

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.

We usually perceive that it costs more to get higher quality, but software internal quality actually reduces costs.

Design patterns, as name suggest, are solutions for most commonly (and frequently) occurred problems while designing a software. These patterns are mostly “evolved” rather than “discovered”. Being so...

How does Spring Boot support building a 12-Factor app? What do we have left to do?

Ward Cunningham introduced the metaphor underlying the term technical debt in a 1992 experience report, where he described how his company incrementally extended a piece of financial software:

Every now and then, the idea of contributing to Open Source Software crosses the mind of every developer. However, often, it just remains to think about it instead of actually doing something. In t…

In this blog, you will learn how to backup and restore a PostgreSQL database. Enjoy!

Organizations should prioritize measuring developer productivity using data from humans, rather than data from systems.

Large-scale automated source code refactoring

Learn JavaScript design and performance patterns for building more powerful web applications.

Are you in a mood for a brainstorm? Join this critical review of the major decisions taken in a typical enterprise application architecture and learn to bala...