Published on @Medium 🧠💻 💥 Why My Code Breaks When Someone's Watching A lighthearted yet relatable read for every developer who's ever faced "the demo curse." Short, funny, and painfully true 😅 Read → https://t.co/j5aEzyWV7U #CodingHumor #DevelopersLife #Programming

DevOps is just IT's way of saying "we're all responsible for this disaster now" 🤷‍♂️ #DevOps #TechHumor

💡 Programming Wisdom of the Day: Every time you say “I’ll fix it later,” a bug gets its wings. #DevHumor #ProgrammingWisdom #CodeLife

SaaS – Software as a Service PaaS – Platform as a Service IaaS – Infrastructure as a Service FaaS – Function as a Service BaaS – Backend as a Service DaaS – Data as a Service / Desktop as a Service DBaaS – Database as a Service CaaS - Container as a service

What's your advice to a newbie to start with?

So next time someone asks, “How does Node.js handle concurrency on a single thread?” Just smile and say: “Thanks to the event loop, it’s not multi-threaded, it’s non-blocking.” 😎

⚙️ Real-world tip: Use setImmediate() to run a callback right after the current event loop cycle. Use process.nextTick() to run code before the next cycle begins. In interviews, mentioning both = instant brownie points. 🍪

🧩 Bonus: Node.js has phases in the loop — timers, pending callbacks, idle, poll, check, and close callbacks. You don’t need to memorize them all. But knowing they exist shows you understand why some async tasks run before others.

Common interview question alert 🚨 Q: “What happens inside the event loop?” A: It pulls tasks from the callback queue one by one and executes them when the call stack is empty. Simple version: 📥 Queue tasks 🧠 Process one by one 🔁 Repeat forever

🕹️ The event loop continuously checks two things: “Do I have any sync code left?” “Any async callbacks ready to run?” When async tasks finish (like file reads, timers, or HTTP requests), their callbacks move into the callback queue and wait for their turn.

🧠 Node.js has two main types of work: 1. Synchronous — happens immediately 2. Asynchronous — happens later (via callbacks, promises, etc.) The event loop keeps track of when async tasks finish and executes their callbacks when ready.

Imagine Node.js as a chef 👨‍🍳 with one pair of hands but a smart system: He takes an order (a task), sends it to assistants (the system APIs), and keeps taking new orders while they cook. That’s basically how Node’s event loop works.

💡 Ever wondered how Node.js handles multiple tasks at once even though it runs on a single thread? The secret: The Event Loop. Let’s break it down like a story, not a textbook. #NodeJS #JavaScript

💡 Programming Wisdom of the Day: Every time you say “I’ll fix it later,” a bug gets its wings. #DevHumor #ProgrammingWisdom #CodeLife

💡 Programming Wisdom of the Day: A good variable name saves more time than any fancy algorithm ever will. #CodeWisdom #CleanCode #DevLife

What will be the output?

🚀 What exactly is Node.js, and why does every backend interview start with it? Let’s break it down simply, no jargon, just the essentials. #NodeJS #WebDev

Next up in this series: 👉 “Understanding the Node.js Event Loop The Heart of Async Programming” Follow @learn_with_san if you want to go from beginner to interview-ready one thread at a time. #JavaScript #NodeJS #DevCommunity

💡 Real-world tip: Node.js shines for apps needing speed + scalability, but not for heavy CPU tasks (like image processing). Always mention this trade-off in interviews, it shows you understand the tool, not just use it.

In interviews, expect questions like: How does the event loop work? What’s non-blocking I/O? Why Node.js for microservices? If you can explain these clearly, you’re already ahead of most candidates. 🧩

🌀 Key idea: Node.js uses an event-driven, non-blocking I/O model. Translation? It handles multiple requests at once without waiting for one to finish. That’s why it’s perfect for chat apps, APIs, or anything real-time.