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Category: Docker

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Angular Docker Kubernetes Spring Boot

Lab12 (Spring Boot/K8S): Exposing Spring Boot Applications with Kubernetes Ingress

October 7, 2026October 7, 2026 Editorial Team

In Lab12 of my Spring Boot/K8S series, I replace Lab10’s NodePort-exposed Angular frontend with a real Ingress setup: one host, three backends (frontend, a Spring

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Docker Kubernetes

Lab11 (Spring Boot/K8S): Auto-Scaling Spring Boot Applications with Kubernetes HPA

September 29, 2026September 29, 2026 Editorial Team

In this post, I’ll build a production-oriented HPA for a CPU-bound Spring Boot 3.3 service, configure autoscaling/v2, set up metrics-server, and test scale-out and scale-in

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Docker PostgreSQL Spring Boot Spring Security

Spring Authorization Server in Action: Securing Modern Applications with OAuth 2.1

September 7, 2026September 7, 2026 Editorial Team

In this post, we’ll explore a complete implementation of the Spring authorization server using PostgreSQL for data persistence. Prerequisites Overview Every team eventually builds their

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Docker Kafka Spring Boot

60-Day Kafka 4 Learning Plan · Week 3 — Day 21 of 60

July 22, 2026July 23, 2026 Editorial Team

60-Day Kafka 4 Learning Plan · Week 3 — Spring Boot Integration (Lab) Sources: Kafka: The Definitive Guide Ch.3, 4 & 9 · docs.spring.io/spring-kafka Goal Assemble everything

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Docker Java Redis Spring Boot Spring Cloud

Rate Limiting with Spring Cloud Gateway and Redis

February 10, 2026May 18, 2026 Editorial Team

In this post, we’ll explore how to implement distributed rate limiting using Spring Cloud Gateway and Redis for rate limiting storage. · Prerequisites· Overview∘ What Is Rate Limiting?∘ Why

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Docker Jenkins Keycloak

Jenkins Single Sign-On (SSO) with Keycloak using OpenID Connect

November 3, 2025November 3, 2025 Editorial Team

In this post, we’ll show how to configure SSO between Jenkins and Keycloak, enabling users to log in once and access Jenkins. · Prerequisites· Overview∘ What is a

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Docker HashiCorp Java PostgreSQL Spring Boot

Spring Boot 3 — Manage Secrets using HashiCorp Vault and PostgreSQL as Backend: Part 2

April 29, 2025June 21, 2026 Editorial Team

In the previous post, we had configured a Hashicorp Vault server. In this post, we’ll explain how to manage vault secrets with a Spring Boot application.

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Docker HashiCorp PostgreSQL Spring Boot

Spring Boot 3 — Manage Secrets using HashiCorp Vault and PostgreSQL as Backend: Part 1

April 28, 2025June 21, 2026 Editorial Team

In this post, we’ll explore how to configure Hashicorp Vault and manage secrets in a Spring Boot application. · Prerequisites· Overview∘ What is Vault?∘ Why Vault?· Set up HashiCorp Vault

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Docker Keycloak

Manage Keycloak using Admin REST API

April 14, 2025July 29, 2025 Editorial Team

This post will explain how to interact with the Keycloak server using REST API without any programming language. · Prerequisites· Overview∘ What is Keycloak?∘ Key Features of Keycloak· Set up

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Docker Java Spring Boot

Minio Object Store with Spring Boot 3

February 17, 2025July 29, 2025 Editorial Team

In this post, we’ll explore how to integrate MinIO with Spring Boot to perform bucket and object operations to any Amazon S3-compatible object storage service.

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Posts pagination

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About Me

I have over 10 years of experience in software design, development, and deployment (Software Development life cycle).

Recent Posts

  • Kubernetes Spring Boot

    Lab13 (Spring Boot/K8S): Zero-Downtime Deployments with Kubernetes Rolling Updates

    October 12, 2026October 12, 2026
  • Angular Docker Kubernetes Spring Boot

    Lab12 (Spring Boot/K8S): Exposing Spring Boot Applications with Kubernetes Ingress

    October 7, 2026October 7, 2026
  • Docker Kubernetes

    Lab11 (Spring Boot/K8S): Auto-Scaling Spring Boot Applications with Kubernetes HPA

    September 29, 2026September 29, 2026
  • Angular Node.js

    Build a Documentation Portal for Multiple Swagger APIs Using Angular

    September 14, 2026September 14, 2026
  • Docker PostgreSQL Spring Boot Spring Security

    Spring Authorization Server in Action: Securing Modern Applications with OAuth 2.1

    September 7, 2026September 7, 2026

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