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Ante la necesidad de continuar las clases de via virtual consideramos que esta es la mejor manera para que las bases de lo que ...

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In this video, we're going to see how we can take a basic single server setup to a full blown scalable system. We'll take a look at ...

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

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

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

The property() and notProperty() methods of Chai's assert collection will take in an object and a string containing a key/property ...

How I like to think of undefined : Defined - Either exists and means something or does not exist (defined to mean null or nothing) ...

The match() and notMatch() method can be used to determine whether a string corresponds to a particular regular expression.

The include() and notInclude() methods are really useful. They can be used to check if an array contains a particular element, or to ...

From 4.45 , I meant to say pass when I kept saying fail. Oops! We can test if values are 'truthy' or 'falsy' using chai's assert isOk() ...

... free code camp JavaScript video here and I can open up a new tab go to glitch and I will create my new hello web page project.

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 ...

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(), ...

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 ...

There are many use cases where we need to check approximate equality. We can use Chai's approximately() method to do this.

Let's look at how we can use Chai to test express API routes where request queries are involved. Link to Challenge ...

Linear Scales allow us to scale our SVG elements. This maintains the proportions of the graph and re-scales it when the ...

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

The final object methods we look at are instanceOf() and notInstanceOf(). These can be used to determine if an object is an ...

Labels can be added to the SVG circles, with text elements. We can set the x and y coordinates as well as the inner text using ...

We look at the data and enter methods to associate a set of HTML elements with a set of data, and create and modify elements.

We can use D3 to create SVG shapes on our page, to create visualizations of our data. Link to challenge ...