Feb 11 · 1 min read · Deploying an IP-based intercom system in a multi-tower residential complex requires careful planning. Key technical factors include: 1. Bandwidth AllocationVideo-enabled systems require stable network throughput. 2. Power over Ethernet (PoE) Planning...
Join discussionJan 1 · 24 min read · Meet Bob. Two months ago, they joined a fast-growing data analytics startup as a backend developer. The company's main product is a data warehouse API that lets customers query massive datasets. Bob's job? Build a client library that makes it easy to...
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Dec 24, 2025 · 5 min read · 工廠模式 在 SOLID 的課程後，我們已經知道「依賴注入」的重要性：我們不應該在類別內部直接 new 依賴的物件。 但問題來了：「那到底誰負責 new？」 總得有人負責把物件生出來吧？如果到處散落著 new, 當需求變更時，我們還是要改一堆地方。 在Lesson 17 開放封閉 (OCP) 的時候我們有說道：利用策略模式來進行解偶，並利用”工廠模式”來決定策略的選擇(實作 實例化物件)，但當時對於工廠模式並沒有去詳細說明，這裡我們一起來看看工廠模式的相關細節。 核心概念：為什麼需要「工廠」 ...
Join discussionNov 2, 2025 · 5 min read · Hello, in this article, I will explain the Builder Design Pattern in depth, but I will do so in very easy terms. Let’s say you have one class User with fields firstname, lastname, age, and city where they live. If you try to make parameterized constr...
Join discussionOct 13, 2025 · 7 min read · If you’ve ever created a complex object in C# with multiple optional parameters or configurations, you’ve probably faced the pain of constructors with too many arguments or messy initialization code.
Join discussionAug 26, 2025 · 3 min read · In construction, every detail matters. From the base foundation to the final finish, the materials chosen determine the strength, safety, and longevity of a structure. At Stackcell Structures, we provide cutting-edge solutions for concrete block reta...
Join discussionAug 25, 2025 · 10 min read · 🏗️ Introduction Creating complex objects with many optional parameters can quickly become messy. Enter the Builder Pattern: a design pattern that provides a flexible solution to construct objects step by step. The Builder Design Pattern is a creatio...
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