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Code a Shopping Cart with JavaScript (no libraries)

There are thousands of JavaScript libraries and frameworks. But when you are trying to improve your JavaScript skills, it can sometimes be helpful to create a project using no libraries and no frameworks. We just published a course on the freeCodeCamp.org YouTube channel that will teach you how to code

URL: https://bit.ly/3xmAL1V

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How to Deploy a Machine Learning Model as a Web App Using Gradio

You've built your Machine Learning model with 99% accuracy and now you are ecstatic. You are like yaaaaaaaaay! My model performed well. Then you paused and you were like – now what? Well first, you might have thought of uploading your code to GitHub and showing people your

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How to Indent HTML Code – And Why it's Important

When you are building out HTML files, it's really important to indent your code. But how do you do that in HTML and why is it important? In this article, I will show you how to properly indent your HTML files and explain why it is important to properly format

URL: https://bit.ly/3xmwJXe

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What is an SVG File?

SVG stands for scalable vector graphics. It's a web-friendly vector-based file format used to render two-dimensional images on the internet. You can identify SVG files by their extension – .svg. Unlike other popular image formats like PNG, JPEG, and JPG – which store image information in form of pixels because

URL: https://bit.ly/3MoOWaK

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Build a Heroku Clone – Provision Infrastructure Programmatically

Heroku is a platform as a service that enables developers to build, run, and operate applications entirely in the cloud. Heroku makes it simple to do things like create virtual machines to host applications and to deploy websites. Some of the features that Heroku offers can actually be created easily

URL: https://bit.ly/3titTjC

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CSS Comments – How to Comment out CSS

Commenting is an integral part of any programming language, and CSS is no exception. If you have a very large project or you work in a team, then you'll need to help others understand your CSS stylesheet better by adding comments to it. Since stylesheets can get complicated and verbose

URL: https://bit.ly/3Ms1FJL

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PHP Tutorial – How to Setup PHP and XAMPP for Your Project

Hello and welcome to this tutorial, everyone. Today, we'll look at how you can set up and use PHP in a project. But before we get started, we'll need to understand what PHP is all about. What is PHP? PHP is an abbreviation or acronym for "Hypertext Preprocessor." It's

URL: https://bit.ly/3Ml3nfZ

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Git List Remote Branches

There are 4 different Git commands you can enter into your command line to list all of the remote branches of a repo. I will show you command line code examples of each of these. For all of these examples, I will use freeCodeCamp's open source repository [https://bit.ly/3GRD7Zy]. Command #1:

URL: https://bit.ly/3athbrE

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HTML Link – How to Turn an Image into a Link and Nest Links Inside Paragraphs

There will be times where you will want to nest links inside paragraphs or turn an image into a link. But how do you go about doing that in HTML? In this article, I will show you how to nest links inside paragraphs and how to turn an image

URL: https://bit.ly/3xcQvTB

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Introduction to Algorithms – with JavaScript Examples

Hi everyone! In this article we're going to take a look at algorithms, a key topic when it comes to computer science and software development. Algorithm is a fancy, sometimes intimidating, and often misunderstood word. It sounds like something really hard and complex, but actually it's nothing more than a

URL: https://bit.ly/3mij39h

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Crow's Foot Notation – Relationship Symbols And How to Read Diagrams

Entity relationship diagrams (ERD) help us understand the connection between various "entities" that make up a system. In software development, ERDs are mostly used in database design. This lets us create graphical representations of the entities that make up systems such as a database (you will understand this better

URL: https://bit.ly/395sB4L

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How to Insert a Checkbox in Excel

Microsoft Excel is a dynamic data analysis tool you can use to do virtually anything. From charting, graphing, and financial analysis to interactive forms and to-do lists, it's got you covered. If you want to use Excel to make a To-do list, an interactive form, or a printable form, then

URL: https://bit.ly/3aupp2C

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The Linux cp Command – How to Copy Files in Linux

There are a couple different ways to copy and paste content when you're working on your computer. If you spend more time in the user interface of your device, you'll probably use your mouse to do this. You can copy files by right-clicking on the file and selecting "Copy", then

URL: https://bit.ly/3NnNpDe

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Git Checkout – How to Checkout a File from Another Branch

While you're working on a repository in Git, you might need to checkout a specific file from another branch. Luckily, Git offers many possible ways to do this task quickly. One of the easiest solutions is to use the git checkout command with the specified file as an argument. In

URL: https://bit.ly/3xm4B6r

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What Does K8s Mean? How to Set Up Kubernetes and Manage Clusters

You might've seen the term k8s in different sources, and wondered what it means. Well, it means Kubernetes. The abbreviation consists of: * "k" which is the first letter of Kubernetes, * "8" which is the number of letters between the first and the last in the

URL: https://bit.ly/3xm4EPF

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What Does a Data Analyst Do? Data Analyst Job Description

We live in a digital world, and with each passing day, we create 2.5 quintillion bytes of data. That amount of data is generated by activities like browsing the web, using social media sites and streaming platforms, and communicating via instant messaging applications with friends and family. These are

URL: https://bit.ly/3MofSHQ

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React Interview Questions – Interview Prep with Answers and Examples

React is a JavaScript library for creating user interfaces. It's used in over 30,000 live websites and has over 70,000 GitHub stars. According to the 2021 Stack Overflow developer survey [https://bit.ly/3E8KTgq] , React has surpassed jQuery as the most popular web framework, and holds approximately 40.14% of the market

URL: https://bit.ly/38UEMRN

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Learn Foundational Mathematics on freeCodeCamp – Interactive Math Courses Open Beta

Do you want to use Python to solve math problems? Then freeCodeCamp's new Foundational Math course will guide you through the essential math you need to know to prepare you for the Data Science curriculum. You will get a math refresher with a twist. Instead of using a pencil

URL: https://bit.ly/3GYInLi

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How to Prepare for Technical Interviews – Problem-Solving Tips + Mindset Tricks to Get You Ready

Hi everyone! In this article we're going to talk a bit about technical interviews. I'll share a few tips that, based on my experience, might help you go through these interviews successfully. I originally wrote this article more than a year ago, before getting my first job offer as a

URL: https://bit.ly/3mneMBs

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How to Manage PostgreSQL Databases from the Command Line with psql

Now is a great time to learn relational databases and SQL. From web development to data science, they are used everywhere. In the Stack Overflow 2021 Survey [https://bit.ly/3mu968J] , 4 out of the top 5 database technologies used by professional developers were relational database management systems. PostgreSQL is an

URL: https://bit.ly/3GY0xwp