#javascript

8h ago · 3 min read · The Core Confusion Node.js is single-threaded. But in real applications: thousands of users send requests at the same time APIs respond quickly system does not block So the question is: How does

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AAbdullahabdxllahblogs.hashnode.dev

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JavaScript Modules: Import and Export Explained

8h ago · 6 min read · Why Modules Are Needed Before we directly jump into knowing more about JavaScript modules, let us know more about the issues that developers faced without JavaScript Modules. Most of us have already m

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MKMohit Kumarimohit1o1.hashnode.dev

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The Node.js Event Loop Explained

9h ago · 3 min read · Single Thread Limitation Node.js runs on a single thread. That means: Only one task can execute at a time Long operations (file, DB, API) can block execution (main thread) Without a solution, the

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ARAmi Ranaamirana.hashnode.dev

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Flattening Arrays in JavaScript

13h ago · 13 min read · So picture this. Your mum packed a tiffin for you. Four layers deep. Roti and sabji inside a dabba, inside another dabba, inside the bag, inside a cloth. You just want the roti and sabji. You do not w

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ARAmi Ranaamirana.hashnode.dev

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JavaScript Modules: Import and Export Explained

7h ago · 14 min read · So you have been writing JavaScript for a while now. You started with a small script.js file. Then wrote 100 lines. Then you added more features. Then some more. Now it is 1,200 lines long, your scrol

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TTateLymantatelyman.hashnode.dev

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Track Solana Whale Movements with Node.js

29m ago · 2 min read · Track Solana Whale Movements with Node.js Want to know when a whale buys a new token? Build a wallet tracker that sends you alerts in real-time. What We're Building A Node.js service that: Watches any Solana wallet address Detects token buys, sells,...

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RKRajesh Kumarrajesh71webdev.hashnode.dev

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Linux File System Hunting

6h ago · 12 min read · There is a famous mantra in the Unix/Linux world: "Everything is a file." When you first learn Linux, you memorize commands: ls, cd, ip route, ps. But commands are just illusions—they are merely trans

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ACARKPARAVA CHAKRABORTYunderstand-and-build-in-web.hashnode.dev

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Callback Power: The Secret Behind JavaScript’s Asynchronous Magic

10h ago · 2 min read · A callback function is a function that passes an argument to another function and execute later. This mechanism is a JavaScript event driven asynchronous programming model. Here is an example functio

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BNBhavay Nagpalbhavay.hashnode.dev

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Destructuring in JavaScript

4h ago · 4 min read · Introduction Modern JavaScript gives you powerful syntax to write cleaner, more expressive code. One such feature is destructuring. If you have ever found yourself repeatedly accessing properties from

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SPSaurabh Prajapatiblog.thitainfo.com

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The Linux File System Hunting Expedition

15h ago · 16 min read · What the filesystem reveals when you stop using it and start reading it. Linux exposes almost everything about system state, configuration, and behavior through files — not APIs, not GUIs. This post

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