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This is a full walkthrough for the File Metadata Microservice project on freeCodeCamp. We can install an npm package called ...

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This is a full walkthrough for the Request Header Parser Microservice project on freeCodeCamp. We can set up a GET route for ...

If you're failing this challenge, go to 16mins 2s To get started with our chat app, we need to set up socket, our database ...

We look at how to create an Express server app, and set up a basic route to return a string. We can import express with require(), ...

To create a registration form, in the POST route, we should create the user's document in the database if it doesn't exist, and then ...

All the projects and certifications you need to complete to get the freeCodeCamp Full Stack Developer certification in 2020.

We're gonna clean up our project now by splitting it into 3 files. We can use Node's module.exports and require() functionalities to ...

The following iterative sequence is defined for the set of positive integers: n → n/2 (n is even) n → 3n + 1 (n is odd) Although it has ...

We can use some D3 methods to create axes from a set of data and a scale. This returns a set of SVG shapes, on which we can ...

By listing the first six prime numbers: 2, 3, 5, 7, 11, and 13, we can see that the 6th prime is 13. What is the nth prime number?

We'll use the 'passport-github' npm package to create a GithubStrategy which will allow the user to login through GitHub and ...

In the 20×20 grid below, four numbers along a diagonal line have been marked in red. The product of these numbers is 26 × 63 ...

In this short project, we'll be setting up an Oauth strategy that allows users to log into the site using a Github account and provide ...

The final thing we need to add is some database functionality and use the profile information obtained from GitHub to create a ...

We can combine all our previous knowledge now to setup a Chai test for a POST request from scratch. Link to Challenge ...

The sequence of triangle numbers is generated by adding the natural numbers. What is the value of the first triangle number to ...

Now that we have access to User information, we can announce to all clients the users that have entered and left the chat, using ...

A Pythagorean triplet is a set of three natural numbers, a less than b less than c, for which, a^2 + b^2 = c^2. There exists exactly ...

To be able to log in users using a username and password, we have to set up a 'strategy' so that we can use these details to ...

We can integrate Chai testing into our APIs and Express Apps using a plugin called chai-http. This allows Chai to send requests to ...

Work out the first ten digits of the sum of the following one-hundred 50-digit numbers. Link to Challenge ...

Let's add some labels to our bars. We can use the SVG text element to render text on an SVG canvas. We can give this x and y ...

One way we can assert that two values are equals is by using the loose equality (==) operator. Chai has the assert methods ...