This article will show how you can decode Base64 encoded string back to binary in NodeJS. Base64 encoding is a common technique used to represent binary data as ASCII text. In Node.js, you may encounter scenarios where you need to decode a Base64 encoded string back into binary data. The method to achieve this has …
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This article will show how to fix the issue “npm ERR! code SELF_SIGNED_CERT_IN_CHAIN” in Node.js. The Error When working with Node.js and npm (Node Package Manager), you might encounter the following error: This error indicates a problem with SSL certification when npm tries to access remote repositories. Let’s explore various solutions to resolve this issue. …
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This tutorial will show how to parse a CSV file using NodeJS. Parsing CSV files in Node.js can be efficiently handled using various modules. This tutorial will guide you through different methods to parse CSV files using Node.js, highlighting various libraries and their unique features. Using csv-parse This section introduces the first method of parsing …
This article will show how you can fix the issue “sudo: npm: command not found” in Node.js. If you encounter the error “sudo: npm: command not found” while trying to upgrade Node.js or install npm packages with sudo privileges, you may need to adjust your system configuration. Solution 1: Install npm In some cases, npm …
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This article will show how you can fix the error “JavaScript Heap Out of Memory” in Node.js. The “JavaScript heap out of memory” error occurs when the default memory allocated by Node.js is insufficient for a given operation. This guide will walk you through resolving and preventing this error. Understanding the Error Message The error …
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This tutorial will guide you through different methods to extract HTTP request headers in a Node.js application using the Connect middleware or the Express framework. In Node.js, when working with Connect or Express, you often need to access HTTP request headers for various purposes such as authentication, logging, or processing requests based on specific header …
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In this tutorial, we’ll explore how to format a UTC date as a string with the format YYYY-MM-DD hh:mm:ss using native JavaScript Date object methods. While there are various libraries available for handling date formatting, we’ll focus on a solution that utilizes the built-in capabilities of Node.js. Using the Date Object JavaScript’s Date object provides …
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This article will show how you can fix the issue “Cannot install NodeJs: /usr/bin/env: node: No such file or directory” in Node.js. If you’ve encountered the error “Cannot install NodeJs: /usr/bin/env: node: No such file or directory” on Ubuntu, it’s likely due to the default installation of NodeJS, which uses the command nodejs instead of …
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In this tutorial, we’ll explore how to download a file from a Node.js server using the Express framework. We’ll cover two scenarios: downloading a single file and downloading multiple files as a zipped folder. Express provides a convenient method, res.download() for handling file downloads. Downloading a Single File Let’s create a simple example to download …
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Hey, I totally understand the frustration! I faced this annoying error too – the one that goes like “npm ERR! Couldn’t read dependencies. npm ERR! Error: ENOENT, no such file or directory ‘c:\node\stylus\package.json’.” Essentially, what’s happening is that our project is missing a critical file called “package.json.” No worries, though – I’ll guide you through …
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