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JavaScript Sort() – How to Use the Sort Function in JS

In this article I will explain how to use, and maximize the full potential of the sort() function. What is the sort() Function? The sort() function allows you to sort an array object by either the default sorting order, or by a custom sorting function. By default, it sorts the

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Create Native Apps with Ionic and Capacitor

Ionic and Capacitor are two powerful tools that can be used to build native mobile applications. Ionic is a UI framework that provides a wide range of components and features for building mobile apps, while Capacitor is a runtime that allows Ionic apps to be deployed to both iOS and

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How JavaScript’s Asynchronous Operations Work in the Browser

JavaScript is a popular programming language used for developing interactive front-end web applications, among other things. It's widely known for its major features: it is single-threaded, non-blocking, and asynchronous. But what do these three things mean? What Does "Single-Threaded" Mean? When a programming language is referred to as single-threaded,

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How to Create an Interactive Heatmap Using JavaScript

Data visualization is a powerful tool that helps us make sense of complex data. With it, we can spot patterns and trends that might take much more time to become obvious just by looking at raw numbers. One particularly useful chart type is the heatmap, and I’m excited to

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How to Use Regular Expressions in YAML File – RegEx in YAML Tutorial

YAML does not have built-in support for regular expressions. But you can still include regex patterns as part of a YAML file's contents, access those patterns, and create a regex out of them. You can do this, for example, with the JavaScript RegExp constructor. So, in YAML, regular expressions are

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Angular Upgrades That Will Improve Your Developer Experience

When we talk about the Developer Experience [https://bit.ly/3MxK3Q5] , we're referring to the level of difficulty a developer faces when completing essential tasks. Factors like the complexity of a development framework or the absence of syntactic sugar [https://bit.ly/3pOQwNF] in a programming language can negatively impact it. A robust

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RegEx for Date Formats – What is the Regular Expression for Matching Dates?

Regular expressions let you match any string, be it in the form of various user inputs such as username, password, URL, and even different date formats. In this article, I’ll show you several ways you can match a date with regular expressions. In the programming world, there are always multiple

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How to Build a Full Stack Application Using ChatGPT

ChatGPT can be used to supercharge software development. You even create complete applications with ChatGPT. We just published a course on the freeCodeCamp.org YouTube channel that will show you how you can create a full stack app with ChatGPT. This course, authored by Judy from webdecoded, leverages the power of

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Component-Based Architecture in Medusa – How to Build Robust User Interfaces

Medusa is a modern JavaScript framework that makes it easy to build robust user interfaces. It is built around a component-based architecture, which is a design pattern that breaks down a UI into smaller, reusable components. This makes it easier to maintain and update the UI, as well as

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Amazon EC2 – Understanding and Addressing the Security Problem

Hi there. Great to have you here. But I'm afraid I'm going to have to start off with some bad news. Before you can really improve the security of your Amazon EC2 instances, you'll need to get a handle on all the stuff that can go wrong. And I'll

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State Management in React –Props vs the Context API

Figuring out state management in React applications can feel like trying to find your way through a labyrinth. You'll constantly be searching for the most efficient, scalable, and maintainable solution. The journey often leads to two primary paths: Using Props or the Context API. As you embark on this

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Pandas Count Rows – How to Get the Number of Rows in a Dataframe

Pandas is a library built on the Python programming language. You can use it to analyze and manipulate data. A dataframe is two-dimensional data structure in Pandas that organizes data in a tabular format with rows and columns. In this article, you'll learn how to get the number of

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How to Use React Server Components – A Beginner's Guide

React Server Components have been generating significant buzz and excitement lately. They've recently been adopted as the default option in Next.js 13, so now more and more developers are using them. React Server Components seamlessly blend server-side rendering with the interactivity of client-side JavaScript. And in this tutorial, you'll learn

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How You Can Use AI to Improve Your Code Quality

As a software developer, I've always tried to write flawless code. Great code is not just functional – it should also be elegant, efficient, and robust. But let's be honest – the journey towards code perfection can sometimes feel like an uphill battle. Or more often than not, a

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Delete YouTube History – How to Delete YouTube Search and Watch Histories

YouTube is the most popular platform for watching and discovering educational and entertainment-focused videos. But if you have a privacy concern and want to clear your YouTube history for a fresh start, deleting your YouTube search and watch histories can be an effective solution. In this article, I will guide

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How to Use Container Queries – Responsive Design Beyond the Viewport

Before now, making your website responsive was limited to resizing HTML elements with media queries. This was, and still is, a brilliant innovation for web development in general. But web development has evolved with the advent of JavaScript frameworks—particularly with the use of components as building blocks in developing

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Full-Stack Development with Next.js, TypeScript, and AWS

Learn how create a full stack app with Next.js, TypeScript, and AWS Amplify. We just publshed a new full stack app course on the freeCodeCamp.org YouTube channel. Brian H. Hough, a renowned software engineer and course creator, is your guide. He'll help you build an inspirational quote generator app. You'll

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How to Use RabbitMQ with NodeJS to Send and Receive Messages

If you're exploring the world of distributed systems and real-time data pipelines, you've probably come across the concept of message queues. There are a number of tools in this field, but RabbitMQ and Apache Kafka are two of the most popular. While both are robust and reliable, they have

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How to Stream File Uploads to S3 Object Storage and Reduce Costs

To support file uploads in your application, you will have to learn how to send files from the frontend [https://bit.ly/43fqjqC] and receive files on the backend [https://bit.ly/3IxEbUH]. This tutorial is going to take a step back and explore architectural changes that'll help you reduce costs when adding file

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120 Free Online Math Courses from the World’s Top Universities

In this article, I compiled 120 free online courses offered by the 60 best universities in the world for studying math in 2023. I did so by combining popular university rankings to identify the best institutions, and then I used the Class Central database [https://bit.ly/43nVeQZ] to find all their math

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