#javascript Development Tutorials & Tips | Roast Dev

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Understanding Child Processes in Node.js Through the Eyes of a Toddler

Node.js, by design, is single-threaded. This means it processes one task at a time in its main event loop. So what happens when you want to handle CPU-intensive tasks like video processing or heavy c...

05.05.2025 0 Read More

This Month in Solid #13: A Decade of SolidJS 😎

Hello friends 👋 We are back for another issue of This Month in Solid. Last month was heavy on my schedule, so this issue will have everything that happened during March and April! So let's start o...

05.05.2025 0 Read More

Level Up Your Testing Game with Jest Spies and Asymmetric Matchers

Over my long career as a software engineer, unit testing involving third-party APIS, such as database calls, etc., has always proven challenging. And let’s be honest, it’s pretty rare to write an ...

05.05.2025 0 Read More

JavaScript. How to Make a Blazingly Fast Multithreaded Data Grid for 1,000,000 Rows. Part 2/2: working with threads

Demo | GitHubFast Data Grid features: Incredibly Fast Multithreaded Only 523 Lines of Code No Dependencies Vanilla JavaScript Try scrolling and searching through 1,000,000 rows — Fast Data Grid.In t...

05.05.2025 0 Read More

🔥 JavaScript Arrays Explained with Practical Code Examples

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05.05.2025 0 Read More

Building a Minimalist URL Shortener with Next.js, Tailwind, and MongoDB

## 👋 Why I Built Link-Trim.in A few months ago, I needed a no-nonsense URL shortener for personal projects—something ad-free, lightweight, and easy to deploy. Existing tools felt bloated, so I bu...

05.05.2025 0 Read More

Python APIs with FastAPI + Pydantic

Hey folks! Build Clean Python APIs with FastAPI + Pydantic Hey developers!I just published a new article where I dive deep into building clean, scalable, and modern APIs using FastAPI and Pyd...

05.05.2025 0 Read More

Validasi di Frontend dan Backend: Kenapa Harus Dua-duanya?

Yo, Guys! mari mabar.Jadi gini, pas kita lagi ngoding aplikasi, mau itu web app, mobile, atau bikin API pasti bakal ada momen kita nerima input dari user, kan? Entah itu form registrasi, data login, u...

05.05.2025 0 Read More

How NoLogin Was Born: From a Computer Lab Frustration to a Sharing Revolution

It all started back in 3rd sem — during one of my computer lab session.My friend had just executed his code — and it worked perfectly. Zero errors. Output exactly as expected. And of course, the r...

05.05.2025 0 Read More

Starvation in Javascript: When your program remains Hungry

If you've spent time working with JavaScript's asynchronous model, you know that its single-threaded nature is both a blessing and a curse. On one hand, you don't have to worry about complex locking m...

05.05.2025 0 Read More

Understanding Child Processes in Node.js Through the Eyes of a Toddler

This Month in Solid #13: A Decade of SolidJS 😎

Level Up Your Testing Game with Jest Spies and Asymmetric Matchers

JavaScript. How to Make a Blazingly Fast Multithreaded Data Grid for 1,000,000 Rows. Part 2/2: working with threads

🔥 JavaScript Arrays Explained with Practical Code Examples

Building a Minimalist URL Shortener with Next.js, Tailwind, and MongoDB

Python APIs with FastAPI + Pydantic

Validasi di Frontend dan Backend: Kenapa Harus Dua-duanya?

How NoLogin Was Born: From a Computer Lab Frustration to a Sharing Revolution

Starvation in Javascript: When your program remains Hungry

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