In this video, you will learn how the “require” statement works in Solidity and how it can be used to validate input parameters and conditions in your smart contracts.
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This clip is from the chapter "Learn Advanced...

In this video, you will learn how to exploit a vulnerable smart contract using the malicious constructor trick. The video will begin with an introduction to the concept of constructor in Solidity, followed by an explanation of the...

In this video, we will discuss the solution to the pop quiz on looping and transactions in Solidity from the previous video.
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This clip is from the chapter "Solidity Patterns I - Cybersecurity" of the series "The Complete...

In this video, you will learn how to return multiple data types with functions in Solidity. We will understand why returning multiple values can be useful and then dive into the syntax and implementation of such functions in...

In this video, you will study how to write a function modifier in Solidity from scratch.
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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...

In this video, you will learn about function modifiers in Solidity. Function modifiers are special functions that can be used to modify the behavior of functions in Solidity.
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This clip is from the chapter "Learn Functions in...

In this video, we will discuss the solution to the exercise on asserting Ether to Wei from the previous video.
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This clip is from the chapter "Learn Solidity Basics IV (Conversions and Special Variables)" of the series "The...

In this video, we will explore the different units and denominations used for Ether in Solidity.
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This clip is from the chapter "Learn Solidity Basics IV (Conversions and Special Variables)" of the series "The Complete...

In this video, we will discuss the solution to the exercise on how to loop 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 - Zero to...

This is an exercise video on how to loop in Solidity.
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This clip is from the chapter "Learn Solidity - Basics III" of the series "The Complete Solidity Course - Zero to Advanced for Blockchain and Smart Contracts".This section...

In this video, you will learn about the For loop in Solidity, a powerful control structure that allows you to repeat a block of code for a specified number of times or until a certain condition is met.
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This clip is from the...

In this video, we will review the concepts of modulo and other fun math operations in Solidity.
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This clip is from the chapter "Learn Solidity - Basics III" of the series "The Complete Solidity Course - Zero to Advanced for...

In this video, we will discuss the solution to the exercise on logical operators from the previous video.
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This clip is from the chapter "Learn Solidity - Basics II (Conditional Logic, Scope, and Visibility)" of the series...

This video introduces logical operators in Solidity and explains how to use them to make decisions in your smart contracts.
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This clip is from the chapter "Learn Solidity - Basics II (Conditional Logic, Scope, and Visibility)"...

In this video, you will learn about comparison operators in Solidity and how to use them to compare values and produce Boolean results.
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This clip is from the chapter "Learn Solidity - Basics II (Conditional Logic, Scope, and...

In this video, we will cover the basics of decision-making in Solidity by exploring how to write if-else statements. You will learn how to use conditionals to create logic that allows your smart contracts to make decisions based on...

This is an exercise video on how to write Solidity variables.
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This clip is from the chapter "Learn Solidity - Basics I" of the series "The Complete Solidity Course - Zero to Advanced for Blockchain and Smart Contracts".This...

This video will teach you how to write Solidity variables and define their data types using keywords such as uint, bool, and string.
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This clip is from the chapter "Learn Solidity - Basics I" of the series "The Complete...

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...

This video explains how to retrieve admin users from our database and to check whether the admin property is set to True. As we will be retrieving users, we can create a reference to the database collection inside the Firebase...

This video explains a code on how to open and close modal toggle.
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This clip is from the chapter "Authentication" of the series "Vue.js 3 and Firebase for Beginners".This section is all about authentication and how to create...

In this video, the author explains how to show and hide each admin block section to make the page a lot smaller; we don't need to read all the information on the page.
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This clip is from the chapter "Firebase Setup and...

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, you will be presented with Java expression puzzles to solve and enhance your understanding of expressions.