The Object.keys() method is a built-in function in JavaScript that returns an array of a given object’s own enumerable property names, in the same order as we get with a normal loop. It takes an object as a parameter and returns an array...

In this video, we will discuss the solution to the exercise on a login iteration calculator from the previous video.

This video covers the topic of accessing arrays with bracket notation in JavaScript. The instructor demonstrates how to use bracket notation to retrieve specific values within an array.
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This clip is from the chapter "Data...

This video is a continuation of the previous one and will cover datatypes and variables in programming in more detail. You will learn about complex data types such as arrays and objects, as well as how to declare and initialize...

In this video, you will see a second example of the splice method in JavaScript. By the end of this video, you will have a clear understanding of how to use the splice method to manipulate arrays in JavaScript.
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In this video tutorial, you will learn how to modify arrays using the .pop() method in JavaScript. The .pop() method removes the last element of an array and returns that element, thereby modifying the original array. You will see how...

In this video, you will learn how to write your very first variable in JavaScript, which is a fundamental concept in programming. You will explore different ways to declare and initialize variables, and learn about the different data...

In this video, you will learn about how to write the Assembly language in Solidity and use it to optimize smart contracts.
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This clip is from the chapter "Learn Advanced Solidity II" of the series "The Complete Solidity Course...

This is an exercise video on building a constructor in Solidity.
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This clip is from the chapter "Structures and Libraries in Solidity" of the series "The Complete Solidity Course - Zero to Advanced for Blockchain and Smart...

In this video, we will discuss the solution to the exercise on writing strings in Solidity from the previous video.
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This clip is from the chapter "Learn Solidity - Basics III" of the series "The Complete Solidity Course -...

In this video, we will dive into the basics of Boolean values, integers, and strings in Solidity, and how to declare and use them in your smart contracts.
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This clip is from the chapter "Learn Solidity - Basics I" of the...

In this video, we will provide a general introduction to variables and types in the Solidity programming language.
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This clip is from the chapter "Learn Solidity - Basics I" of the series "The Complete Solidity Course - Zero...

This video explains PostgreSQL, known as Postgres, a free and open-source relational database management system that emphasizes extensibility and SQL compliance.
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This clip is from the chapter "Databases" of the series "Web...

This video explains GitHub's visualization and summarizes the section.
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This clip is from the chapter "Version Control" of the series "Web Development Concepts for Everyone".This video explains version control and GitHub. In...

In this video, we will toggle into the ToggleAdmin.Vue component to import the views created in the previous video.
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This clip is from the chapter "Roles and Permissions" of the series "Vue.js 3 and Firebase for...

In this video, the author shows that the customer can go into the database and update the admin property each time a new user is added or to remove the admin access if an employee leaves the company.
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This clip is from the...

In this video, the author talks about how to unsubscribe from updates. To do this, we will use the useOrders.js file, where we can add the unsubscribe function to a variable.
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This clip is from the chapter "Real-Time Updates...

Now that we can successfully retrieve the order from the database, this video explains how to loop over orders and display them inside the table.
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This clip is from the chapter "Firebase Setup and Firestore" of the series...

This video explains how to work with the database to add pizzas using dbPizzaRef and dbOrderRef.
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This clip is from the chapter "Firebase Setup and Firestore" of the series "Vue.js 3 and Firebase for Beginners".This section...

Computed Property is used to declaratively describe a value that is dependent on other values. This feature of VueJS allows for transformations or computations based on our data.
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This clip is from the chapter "Composition...

In this video, we will check for duplicate items in the basket and, rather than adding new line items, we will increase the quantity in the existing items.
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This clip is from the chapter "Composition API" of the series "Vue.js...

In this video, we will temporarily create a ref in which we can push our pizzas to, which will then allow us to loop over these pizzas and display them inside a table.
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This clip is from the chapter "Composition API" of the...

In this video, you will learn how to create a virtual machine on the Oracle VirtualBox.

In this video, we will introduce the concept of refresh tokens. We will discuss their purpose and benefits in modern authentication and authorization workflows.
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This clip is from the chapter "Advanced Topics" of the series...