It doesn’t make much sense when we try to hide our good deeds, even though we know that we would get rewards from doing something good. Scientists are trying to solve this our bizarre behavior by using game theory.

In this video, learn about DNS, a key system for translating domain names into IP addresses.

Address an envelope correctly so it reaches its destination.

If you are being overwhelmed with junk mail, use these ideas to stem the delivery of unwanted mail to your home or office.

Pupil outcome: I can generate a plan for a letter to be written to Joseph Coelho. Key learning points: - A letter is a piece of writing that someone sends to someone else. - There are many different reasons why a person may write and...

In this video, Paco the Macaw teaches children about the importance of communication. Through examples and storytelling, Paco explains how communication involves both verbal and nonverbal signals, and how it helps build relationships and...

Feeling overwhelmed by an overflowing inbox? Discover how to achieve Inbox Zero and master email management with these proven strategies. This video covers effective techniques to turn email chaos into order, enhancing your productivity...

In this video, we will discuss the solution to the exercise on the modifier function from the previous video.
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This clip is from the chapter "Solidity Patterns II - Restricted Access" of the series "The Complete Solidity...

This is an exercise video on the modifier function.
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This clip is from the chapter "Solidity Patterns II - Restricted Access" 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 a function modifier 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 -...

This is an exercise video on writing a function modifier.
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This clip is from the chapter "Learn Functions in Solidity" of the series "The Complete Solidity Course - Zero to Advanced for Blockchain and Smart Contracts".This...

In this video, you will learn about global variables in Solidity, which are pre-defined variables that can be accessed from anywhere in the contract.
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This clip is from the chapter "Learn Solidity Basics IV (Conversions and...

Individual hosts use IP addresses, but humans are terrible at memorizing long strings of numbers. To make our lives easier, most TCP/IP networks (and certainly the Internet) use the Domain Name System (DNS) to apply more human-friendly...

This video provides an introduction to the CoR (Chain of Responsibility) pattern.
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This clip is from the chapter "Chain of Responsibility" of the series "Behavioral Design Patterns in C++".This section focuses on the Chain of...

This video explains how to create the data structure for our quotes widget.
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This clip is from the chapter "Network-Enabled Widget" of the series "Mastering WidgetKit in SwiftUI 4, iOS 16 with Dynamic Island".This section...

This video explains the quotes widget creation and how it works.
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This clip is from the chapter "Network-Enabled Widget" of the series "Mastering WidgetKit in SwiftUI 4, iOS 16 with Dynamic Island".This section explains how to...

Individual hosts use IP addresses, but humans are terrible at memorizing long strings of numbers. To make our lives easier, most TCP/IP networks (and certainly the Internet) use the Domain Name System (DNS) to apply more human-friendly...

Mr. Griot receives a postcard from an old friend. Then he describes the elements of a postcard as he creates one to send to his friend.

Phishing is a major cybersecurity problem. In this video you'll learn how to identify Phishing emails and properly dispose of them when you receive them.

There are five key components of human communication that Dean Barnlund explained and we look at Johnson and Hackman's explanation of those principles.

In this tutorial, you will learn about SPF and how to set it up on your DNS server.

Part 13/16 of Introduction to IT and Cybersecurity series: The video discusses the essentials of cyber security and covers various aspects such as encryption, firewalls, digital certificates and signatures, passwords, and intrusion...

The video explains the phishing attack techniques and how you can identify and avoid them.

This video is answering the question of why should you be careful when clicking on online links.