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User Management System Based on Spring Cloud Gateway + RBAC: Permission Authentication and Global Validation

Introduction In modern microservice architectures, the user management system is one of the core components, responsible for user authentication and permission management. As the scale of the...

27.04.2025 0 Read More

Building Intelligent Applications with Model Context Protocol (MCP) and Spring AI

Building Intelligent Applications with Model Context Protocol (MCP) and Spring AI 1. Introduction to MCP Architecture MCP (Model Context Protocol) standardizes interactions between A...

27.04.2025 0 Read More

Implementing RAG with Spring AI and Pinecone: A Practical Guide

Introduction Retrieval-Augmented Generation (RAG) has emerged as a powerful technique for building AI applications that combine information retrieval with generative language models. This gui...

27.04.2025 0 Read More

Built a Node.js CLI to clone a specific directory from any GitHub repo – looking for feedback

Hello everyone! It's my first time posting here so please bear with me! :)I've recently built a small open-source CLI tool called ghdirclone.It let's you clone a specific directory from any public Git...

27.04.2025 0 Read More

Introducing lseditor – The Free, Local Alternative to Cursor AI, Windsurf and other

Hey everyone,I'm excited to share my open-source project, lseditor – a free, offline-capable code editor that brings AI-assisted coding to your local machine. Inspired by tools like Cursor AI, winds...

27.04.2025 0 Read More

Building a Complex Dungeon Maze Game with Java Swing: An Architectural Deep Dive 🚀

Java Swing is often overlooked for game development — but when used with good architecture patterns like MVC and TDD, it can be a powerful tool. In this post, I’ll explain how I built a modula...

27.04.2025 0 Read More

Spring PetClinic Goes Global: Enhancing Accessibility with Multi-Language Support

Introduction The Spring PetClinic application is a flagship example of Spring Boot best practices, used by developers worldwide to learn enterprise patterns. Recently, my pull request (#0c88f9) was me...

27.04.2025 0 Read More

Funding and Innovation: Blockchain, Cybersecurity, & Open Source – A Comprehensive Analysis

Abstract: This post explores how the convergence of blockchain technology, cybersecurity, and open source software is revolutionizing digital defense. We delve into the historical context, core featur...

27.04.2025 0 Read More

# PostgreSQL Tutorial: 📚 What Really Happens When You Add and Drop Columns 2000 Times in PostgreSQL

PostgreSQL is famous for its robust architecture and SQL standards compliance.But what happens if you keep adding and dropping columns — again and again — 2000 times?Spoiler alert: 🚨 You hit a ...

27.04.2025 0 Read More

# 📚 The Hidden Limits # PostgreSQL Tutorial: Inside PostgreSQL — And What Happens When You Hit Them

PostgreSQL is powerful, flexible, and impressively stable. But even Postgres has internal limits — some hard, some soft.Most of the time, you’ll never encounter them. But if you push the system ...

27.04.2025 0 Read More

User Management System Based on Spring Cloud Gateway + RBAC: Permission Authentication and Global Validation

Building Intelligent Applications with Model Context Protocol (MCP) and Spring AI

Implementing RAG with Spring AI and Pinecone: A Practical Guide

Built a Node.js CLI to clone a specific directory from any GitHub repo – looking for feedback

Introducing lseditor – The Free, Local Alternative to Cursor AI, Windsurf and other

Building a Complex Dungeon Maze Game with Java Swing: An Architectural Deep Dive 🚀

Spring PetClinic Goes Global: Enhancing Accessibility with Multi-Language Support

Funding and Innovation: Blockchain, Cybersecurity, & Open Source – A Comprehensive Analysis

# PostgreSQL Tutorial: 📚 What Really Happens When You Add and Drop Columns 2000 Times in PostgreSQL

# 📚 The Hidden Limits # PostgreSQL Tutorial: Inside PostgreSQL — And What Happens When You Hit Them

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