Scratch is a popular programming tool for children. In Scratch, we can create various interesting games and animations. However, sometimes we need to make the character stop walking in certain situations, such as when it encounters an obstacle or the player presses a specific key. So, how to achieve this? This video will share two […]
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Do you want your computer to start faster? Don’t worry, this video provides you with a simple and effective way to manage startup applications. By disabling applications that do not require automatic loading at startup, you can significantly reduce startup time, free up more system resources, and ensure smoother system operation!
Do you want your Windows 11 to run faster? In this video, we will take you step by step to optimize performance through advanced system settings. We will start by right clicking on the Start menu, entering Settings and finding System Information, and then proceed to Advanced System Settings for detailed adjustments. You will learn
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In this video, we will demonstrate how to convert the Explorer style of Windows 11 back to the classic style of Windows 10. By simply modifying the registry, you can enjoy a faster and simpler file management experience. We will gradually explain how to create and edit registry files, and verify the changes after restarting
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Hello everyone, welcome to this video. In this session, I will share three methods to convert bytes to bits. First, we will use bitwise operations to extract bits from each byte. Then, we will use string formatting to represent bytes as 8-bit binary strings. Lastly, we will explain how to use the Bitarray library to
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In this tutorial, I’ll show you how to retrieve ASCII codes from characters and vice versa using Python’s `ord` and `chr` functions. These skills will enhance your understanding of character encoding and data manipulation.
How to Easily Get and Convert ASCII Codes of Characters in Python? Read More »
This video introduces the `memoryview` data type in Python, which allows direct access to an object’s internal data supporting the buffer protocol without copying. It demonstrates practical examples of using `memoryview` for efficient data manipulation, covering basic usage, slicing, and handling multi-dimensional arrays.
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This video provides a detailed explanation of the differences between Python’s set and frozenset data types. Through practical code demonstrations, we show the mutability of sets and how to manipulate their elements, as well as explain the immutability of frozensets and their operations. You’ll learn how to create, manipulate, and compare these two data types
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The video explains how to code a sprite to follow the mouse pointer with consistent orientation, useful for interactive games or simulations. It uses an example of a cat chasing a shark to illustrate this technique.
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This video tutorial guides you through creating interactive sprites in Scratch that respond to your mouse pointer. You’ll learn how to make a sprite always face the mouse pointer and another sprite move along with it. The tutorial covers setting up an underwater scene, adjusting sprite sizes, coding the rotation of the cat sprite towards
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