2d ago · 13 min read · The Lifetime Problem No One Talks About Until Production Dependency Injection is one of the most powerful features ASP.NET Core ships out of the box. Most teams adopt it quickly, register their servic
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Feb 14 · 3 min read · 1. Introduction For a long time, Dependency Injection (DI) felt unnecessary to me. I kept asking myself: “Why am I writing an extra interface when I still have to write the implementation?” Isn’t that just… overengineering? This question is surpris...
MTiffany commentedJan 27 · 3 min read · In Post REST for Beginners in .NET: Build a Real /api/todos API (GET/POST/PUT/DELETE) – ASP.NET Core Middleware Explained (With Real Logging + Global Error Handling) we built endpoints and added middleware. Now it’s time for the skill that makes your...
Join discussionJan 26 · 4 min read · Phase 1: Advanced Registration & Organization Goal: Move beyond Program.cs clutter and organize registrations into modular, maintainable units. 1. The Native Module Pattern (Extension Methods) ASP.NET Core does not have a "Module" class. The standard...
Join discussionJan 11 · 4 min read · What you’ll Learn What is DI List Of DI Pattern What is DI Dependency Injection is a design pattern where Spring Boot injects required dependencies into a class using the IoC container instead of manual object creation. Dependency Injection in S...
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Jan 10 · 5 min read · In the previous post, we explored bundle lifecycle, bundle activators, and the Service Registry. Now that we understand how services are registered and made available, it’s time to explore how bundles actually consume these services in a flexible and...
Join discussionDec 30, 2025 · 10 min read · Dependency injection (DI) is a fundamental design pattern that promotes clean, testable, and maintainable code in Python applications. Whether you’re building REST APIs with FastAPI, implementing unit tests, or working with AWS Lambda functions, unde...
Join discussionDec 25, 2025 · 4 min read · Modern Spring applications work smoothly not because of magic, but because of two foundational principles: Inversion of Control (IoC) and Dependency Injection (DI). Understanding these properly changes how you design Java applications. What Is Invers...
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Dec 24, 2025 · 3 min read · Introducción Jakarta CDI (Contexts and Dependency Injection) es una de las especificaciones más importantes de Jakarta EE. En Quarkus, CDI está completamente soportado y es la base para la inyección de dependencias y la gestión del ciclo de vida de l...
Join discussionDec 17, 2025 · 4 min read · 從這一章開始，我們要從「把功能做出來 (Make it work)」進階到「把程式寫好 (Make it right)」。而區分 Rookie 與 Junior 最明顯的分水嶺，就在於是否懂得 「解耦 (Decoupling)」。 什麼是「耦合」 想像買了一台桌機，但它的滑鼠是「焊死」在主機板上的。如果想換成電競滑鼠？抱歉，要把整台主機板拆換掉。如果滑鼠壞了？抱歉，整台電腦送修。 這就是 「高耦合」。 在程式碼中，最常見的高耦合就是 在類別內部直接 new 另一個物件。 範例 假設我們有一個 O...
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