Understand React Hooks the Right Way: From Basics to Bug Prevention & Design Decisions

0. Introduction React Hooks are a way to manage state and lifecycle without classes (since 16.8). Simpler than class syntax Easier to reuse logic (custom hooks) Easier to test 👉 Goals of this article: Beginners: Use useState / useEffect correctly Intermediate: Understand render/commit, stale closures, and re-renders caused by function props to make sound design…

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Contributing a Code Change to an Open Source Project

This week, I had the opportunity to contribute to another student’s project on GitHub. It was my first time making a meaningful code change in someone else’s repository, and the process gave me valuable insight into collaboration, version control, and technical problem-solving. Finding the Project and Setting Up I selected Repo-Contextor as the project I…

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Angular 20 Interview Questions and Answers (2025) – Part 3: Forms, Validation & Routing

In Part 2, we explored RxJS and Change Detection (Q51–Q100). Now in Part 3 of Angular 20 Interview Questions and Answers (2025 Edition), we’ll dive into: Angular Forms & Validation (Q101–Q125) * Angular Routing & Guards (Q126–Q150) Forms & Validation (Q101–Q125) Q101. What are the two types of forms in Angular? Template-Driven Forms → defined…

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Welcome to the World of Embedded Systems with Python

When most people think about embedded systems — the tiny computers inside cars, appliances, medical devices, and sensors — they think of C or C++. And that makes sense: these languages have long been the backbone of resource-constrained, real-time applications. But in recent years, Python has quietly been gaining popularity in the embedded space. It’s…

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Lost Recovery Keys with Auto Unseal – Vault

เป็นหนึ่งจากหลายๆ เคสที่ถูก Raise มาถึงเราในสัปดาห์นี้ และน่าจะเป็นเคสที่สนุกสุดด้วยเพราะผู้เขียนยอมอดกินเนื้อย่างคืนวันศุกร์เพื่อมาแก้เคสนี้ ด้วยตัว HashiCorp Vault ทางทฤษฏี เคสนี้ควรจะถูกแก้ได้ แต่พอไปดูเครื่องมืออาจจะยังไม่ครอบคลุม (หรือจะมองอีกมุม ว่าเพื่อความปลอดภัยและความชัดเจนในมุมการใช้งานของ Product เองก็ได้ครับ) ในที่นี้ wrapped key ที่ต้องการมีพร้อม ขาดแค่เครื่องมือ ซึ่งเราสร้างเพิ่มขึ้นมา Introduction Vault provides centralized, well-audited privileged access and secret management for mission-critical data whether you deploy systems on-premises, in the cloud, or in a hybrid environment.With a modular design based around a growing plugin…

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IGN: My Status as an Assassin Obviously Exceeds the Hero’s – Official Trailer (English Subtitles)

My Status as an Assassin Obviously Exceeds the Hero’s hits Crunchyroll on October 6, 2025. High schooler Akira Oda and his classmates are summoned to another world—while everyone else nets overpowered “cheat” skills, Akira only gets a so-so assassin rank that surprisingly outshines the hero class. When he starts questioning the king’s shady motives, he’s…

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Small Swoole Rx Events – DEV Community

Reactive event bus for PHP powered by RxPHP and Swoole. It lets you publish/subscribe domain and infrastructure events, compose pipelines with Rx operators, and run time-based operators on Swoole’s event loop. EventBus — simple Rx‐backed bus with on(), onMany(), payloads(), once(), request() SwooleScheduler — AsyncSchedulerInterface using Swoole\Timer (works with RxPHP time operators) Event model —…

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💣 𝗠𝗮𝗻𝗮𝗴𝗶𝗻𝗴 𝗧𝗲𝗰𝗵𝗻𝗶𝗰𝗮𝗹 𝗗𝗲𝗯𝘁 𝗪𝗶𝘁𝗵𝗼𝘂𝘁 𝗟𝗼𝘀𝗶𝗻𝗴 𝗬𝗼𝘂𝗿 𝗠𝗶𝗻𝗱

Technical debt isn’t just messy code—it’s the silent killer of productivity. Every shortcut, every rushed feature, every un-refactored module adds hidden interest that slows your releases, multiplies bugs, and drains developer morale. In my latest Medium deep dive, I show how to tackle debt practically and systematically, including: ✅ 𝗜𝗱𝗲𝗻𝘁𝗶𝗳𝘆𝗶𝗻𝗴 & 𝗰𝗹𝗮𝘀𝘀𝗶𝗳𝘆𝗶𝗻𝗴 𝗱𝗲𝗯𝘁 across code,…

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