An electrical conductor that connects to a non-metallic part of a circuit.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....

A reversible chemical reaction reaches equilibrium when the concentrations of the reactants and products are constant.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning...

Occurring without any external influence or trigger, entirely by its own means.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual...

Isaac Newton's Laws of Motion explain how and why objects move as they do - the principles which underlie all of modern mechanics. Physics - Forces - Learning Points. Sir Isaac Newton published his laws of motion in 1687. Every movement...

We use a Hero's engine model to show how equal and opposite forces can cause propulsion. Two holes are pierced in a metal bottle and some water is added. This is suspended above a Bunsen burner, and as the water boils and leaves the...

The potentially deadly threat changes in pressure pose for divers. What happens when a diver experiences the bends, and how can they be saved? Physics - Forces - Learning Points. The Bends is decompression sickness, which affects divers...

Journey inside the cell to see how the cell membrane acts as both a barrier and an entrance. How does it take in nutrients while keeping out potentially damaging molecules? Biology - Cells And DNA - Learning Points. The cell membrane...

This video explains what interfaces are in Solidity and how they are used to enforce standardized behavior across contracts.
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This clip is from the chapter "Learn Advanced Solidity II" of the series "The Complete Solidity...

In this video, we will discuss the solution to the exercise on a cryptographic Oracle contract from the previous video.
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This clip is from the chapter "Learn Functions in Solidity" of the series "The Complete Solidity Course -...

In this video, you will learn about the difference between the public, private, external, and internal visibility modifiers in Solidity, and when to use them in your smart contracts.
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This clip is from the chapter "Learn...

This video explores the concept of contract reviews in Solidity and how they can help improve the security and reliability of your smart contracts.
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This clip is from the chapter "Learn Advanced Solidity I (Inheritance and...

The fallback function in Solidity is a function that gets called when a contract receives a transaction without any function specified in the transaction data. It is a special function that has no name and no arguments. It is used to...

In this video, we will discuss the solution to the exercise on the View and Pure functions from the previous video.
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This clip is from the chapter "Learn Functions in Solidity" of the series "The Complete Solidity Course -...

In this video, you will learn about the view keyword in Solidity. The view keyword is used to indicate that a function does not modify the state of the contract. It is similar to the constant keyword, which was used in earlier versions...

In this video, we will dive deeper into Solidity visibility modifiers and explore more advanced topics and their practical applications in smart contract development.
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This clip is from the chapter "Learn Solidity - Basics II...

In this video, we will dive deeper into the concept of visibility in Solidity, exploring the differences between public, private, internal, and external visibility modifiers and how to use them effectively in your smart contracts.
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In this video, we will discuss visibility in Solidity and the different visibility modifiers, including public, private, internal, and external. We will go over how these modifiers can restrict access to variables and functions within...

In this exercise video, we will apply knowledge and skills related to cost management. We will work on real-world scenarios related to budget work similar to cost budgets to practice tracking and managing project expenses...

In this video, we will work with outline codes. We will learn to create, customize, and utilize outline codes to hierarchically structure and categorize project tasks, enhancing clarity and organization.
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This clip is from the...

It would be remiss to discuss database design without addressing policies. We discussed security in general earlier and now will explain why policies are important.

This video explains analyzing test output and reporting.
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This clip is from the chapter "Security Assessment and Testing" of the series "CISSP Crash Course".This section covers domain 6, which focuses on security assessment...

This video explains design and validate assessment, tests, internal and external audits.
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This clip is from the chapter "Security Assessment and Testing" of the series "CISSP Crash Course".This section covers domain 6, which...

The satisfaction, relief, and even pleasure you feel after a good pooping session is due to the stimulation of two nerves: the pudendal nerve and the vagus nerve. Both have slightly different effects, but together, they contribute to...

Accountants turned activists? In an unexpected modern tale, activist accountants have become vital advocates towards standardising ESG risks.