Understanding the Thread Pool and libuv in Node.js
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Understanding the Thread Pool and libuv in Node.js

Node.js is often described as single-threaded, yet it’s surprisingly capable of handling concurrent operations like file I/O, DNS lookups, and cryptography. How does that work? The secret lies in libu
Ralph Nguyen
Refactor React Class Component to Functional Component with Redux and TypeScript
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Refactor React Class Component to Functional Component with Redux and TypeScript

In the modern web developer world, there is no shortage of React files written as old class components, and so we need to know how to convert them to functional components when needed. Basic Refactor
SPARKLE
Defense Methods for Applications Integrated with LLMs
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Defense Methods for Applications Integrated with LLMs

In my previous post, I introduced you to prompt jailbreaking, a hot topic in the world of Large Language Models (LLMs) lately. To keep the conversation about LLM security going, today I’m going to wal
Fred Pham
Fred Pham
Using FastAPI’s TestClient for Quick API Validation
back-end
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Using FastAPI’s TestClient for Quick API Validation

When building APIs with FastAPI, testing is very important. But sometimes, you don’t want to set up complicated testing tools just to check if an endpoint works. That’s where TestClient comes in. It’
OTIS Ho
Orchestrating AI with Mastra.ai: A Deep Dive into Workflows
AI
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Orchestrating AI with Mastra.ai: A Deep Dive into Workflows

In the evolving landscape of AI development, managing complex sequences of operations efficiently is paramount. Mastra.ai emerges as a powerful TypeScript framework designed to streamline the orchestr
King
King
Optimizing rendering performance in React
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Optimizing rendering performance in React

Re-render happens when React needs to update the app with some new data. Usually, this happens as a result of a user interacting with the app or some external data coming through via an asynchronous r
Gavin Huynh
Gavin Huynh
5 Real PR Comments I Got from GitHub Copilot (and What I Learned)
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5 Real PR Comments I Got from GitHub Copilot (and What I Learned)

GitHub Copilot has become an essential tool for many developers, streamlining the process of writing code and reducing cognitive load. But in recent months, I decided to take it a step further — I us
Rito Nguyen
Real-world performance tips for React apps (beyond memo and useCallback)
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Real-world performance tips for React apps (beyond memo and useCallback)

Hey devs, You already know about React.memo and useCallback, right? Yeah, it’s nice to know them, but honestly… putting them everywhere won’t always make your app faster. Sometimes, it can even slow t
Neji
Supercharge Your App with Redis Stack
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Supercharge Your App with Redis Stack

Redis has long been known as the fastest key-value store on the planet. But Redis Stack takes it to a whole new level — turning Redis into a multi-model, real-time data platform ready for modern appli
Ralph Nguyen